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how do I prevent sites from hijacking my images?
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QAIX > Apache HTTP Server > how do I prevent sites from hijacking my images? 6 November 2002 20:00:14

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how do I prevent sites from hijacking my images?

Dale'S Stuff 6 November 2002 20:00:14
 Hello,

I was just processing my logs and have found that once again some scum are
stealing some images from my site and linking directly to them.

I am running apache 1.3.2x on RH Linux 7.1. I would like to be able to
serve a different image to these scum to get the point across that they can'
t be stealing my images -kind of like what angelfire and so forth do.

any suggestions?

Thanks

Dale


-------------------­--------------------­--------------------­----------
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See <URL:http://httpd.a­pache.org/userslist.­html> for more info.
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Add comment
Lewis Watson 6 November 2002 06:12:04 permanent link ]
 
----- Original Message -----
From: "dale's stuff" <stuff@colony.net>
To: <users@httpd.apache­.org>
Sent: Tuesday, November 05, 2002 9:06 PM
Subject: [users@httpd] how do I prevent sites from hijacking my images?

Hello,>
I was just processing my logs and have found that once again some scum are> stealing some images from my site and linking directly to them.>
I am running apache 1.3.2x on RH Linux 7.1. I would like to be able to> serve a different image to these scum to get the point across that they
can'> t be stealing my images -kind of like what angelfire and so forth do.>
any suggestions?>
Thanks>
Dale>

Hi Dale.
There are things you can do to prevent them from linking to them (See the
links below), but to keep them from pulling them off your site and using
them? Nothing. You are offering the graphics over a public network. There
are ways to slow some people up or making it a tad more difficult but in the
end there is no way to prevent someone from pulling what your server is
giving out.

http://www.bignoseb­ird.com/apache/a16.s­html
http://httpd.apache­.org/docs/misc/FAQ.h­tml#image-theft

hope this helps,
Lewis



-------------------­--------------------­--------------------­----------
The official User-To-User support forum of the Apache HTTP Server Project.
See <URL:http://httpd.a­pache.org/userslist.­html> for more info.
To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org
" from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg
For additional commands, e-mail: users-help@httpd.ap­ache.org


Add comment
Saqib N Ali 6 November 2002 06:18:11 permanent link ]
 
Hi Dale,
I think what you want to do is prevent people from directly linking to the
images files.


All you have to do is check for the referer VARIABLE.

--- Server Level:
If you want to do it on the server level, you will have to use
"mod_rewrite" module and HTTP_REFERER variable. There is a good example @
http://httpd.apache­.org/docs/misc/rewri­teguide.html under the section
titled "Blocked Inline-Images". You will have slightly modify it to match
your file types.

In Peace,
Saqib Ali
http://www.sc-icc.o­rg:8080/cocoon/mount­/docbook/

"I fear, if I rebel against my Lord, the retribution of an Awful Day (The
Day of Resurrection)" Al-Quran 6:15

(Embedded image moved to file: pic25547.jpg)



"dale's
stuff" To: users@httpd.apache.­org
<stuff@colony cc:
.net> Subject: [users@httpd] how do I prevent sites from hijacking my images?
No Phone Info
Available

11/05/2002
07:06 PM
Please
respond to
users






Hello,

I was just processing my logs and have found that once again some scum are
stealing some images from my site and linking directly to them.

I am running apache 1.3.2x on RH Linux 7.1. I would like to be able to
serve a different image to these scum to get the point across that they
can'
t be stealing my images -kind of like what angelfire and so forth do.

any suggestions?

Thanks

Dale


-------------------­--------------------­--------------------­----------
The official User-To-User support forum of the Apache HTTP Server Project.
See <URL:http://httpd.a­pache.org/userslist.­html> for more info.
To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org
" from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg
For additional commands, e-mail: users-help@httpd.ap­ache.org




-------------------­--------------------­--------------------­----------
The official User-To-User support forum of the Apache HTTP Server Project.
See <URL:http://httpd.a­pache.org/userslist.­html> for more info.
To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org
" from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg
For additional commands, e-mail: users-help@httpd.ap­ache.org
Add comment
Saqib N Ali 6 November 2002 06:26:19 permanent link ]
 
I agree that there is no way to protect the images from being stolen. But
there are ways to deter people from easily stealing the image. For e.g.
about 3 years back I wrote a Java Application that would parse an image and
create HTML TABLE based representation of the image on Pixel level. This
HTML table could be easily displayed intead of the actual graphic, but
people couldn't just right click and save it to their Local HD. However if
they really wanted to copy the image they would have to take screen
capture, and paste it into GIMP. This way they would offcourse lose the
quality.

In Peace,
Saqib Ali
http://www.sc-icc.o­rg:8080/cocoon/mount­/docbook/

"I fear, if I rebel against my Lord, the retribution of an Awful Day (The
Day of Resurrection)" Al-Quran 6:15

(Embedded image moved to file: pic00292.jpg)



"Lewis
Watson" To: <users@httpd.apache­.org>
<lists@vision cc:
six.com> Subject: Re: [users@httpd] how do I prevent sites from hijacking my images?
No Phone Info
Available

11/05/2002
07:12 PM
Please
respond to
users







----- Original Message -----
From: "dale's stuff" <stuff@colony.net>
To: <users@httpd.apache­.org>
Sent: Tuesday, November 05, 2002 9:06 PM
Subject: [users@httpd] how do I prevent sites from hijacking my images?

Hello,>
I was just processing my logs and have found that once again some scum
stealing some images from my site and linking directly to them.>
I am running apache 1.3.2x on RH Linux 7.1. I would like to be able to> serve a different image to these scum to get the point across that they
can'> t be stealing my images -kind of like what angelfire and so forth do.>
any suggestions?>
Thanks>
Dale>

Hi Dale.
There are things you can do to prevent them from linking to them (See the
links below), but to keep them from pulling them off your site and using
them? Nothing. You are offering the graphics over a public network. There
are ways to slow some people up or making it a tad more difficult but in
the
end there is no way to prevent someone from pulling what your server is
giving out.

http://www.bignoseb­ird.com/apache/a16.s­html
http://httpd.apache­.org/docs/misc/FAQ.h­tml#image-theft

hope this helps,
Lewis



-------------------­--------------------­--------------------­----------
The official User-To-User support forum of the Apache HTTP Server Project.
See <URL:http://httpd.a­pache.org/userslist.­html> for more info.
To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org
" from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg
For additional commands, e-mail: users-help@httpd.ap­ache.org




-------------------­--------------------­--------------------­----------
The official User-To-User support forum of the Apache HTTP Server Project.
See <URL:http://httpd.a­pache.org/userslist.­html> for more info.
To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org
" from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg
For additional commands, e-mail: users-help@httpd.ap­ache.org
Add comment
Daniel 6 November 2002 06:34:07 permanent link ]
 header output your image using gd in php

then load the image like <img src="image.php?file­name=bollox.jpg">
===== Original Message From Saqib.N.Ali@seagate­.com =====>I agree that there is no way to protect the images from being stolen. But>there are ways to deter people from easily stealing the image. For e.g.>about 3 years back I wrote a Java Application that would parse an image and>create HTML TABLE based representation of the image on Pixel level. This>HTML table could be easily displayed intead of the actual graphic, but>people couldn't just right click and save it to their Local HD. However if>they really wanted to copy the image they would have to take screen>capture, and paste it into GIMP. This way they would offcourse lose the>quality.>
"I fear, if I rebel against my Lord, the retribution of an Awful Day (The>Day of Resurrection)" Al-Quran 6:15>
(Embedded image moved to file: pic00292.jpg)>
"Lewis> Watson" To: <users@httpd.apache­.org>> <lists@vision cc:> six.com> Subject: Re: [users@httpd] how
do I prevent sites from hijacking my images?> No Phone Info> Available>
11/05/2002> 07:12 PM> Please> respond to> users>
----- Original Message ----->From: "dale's stuff" <stuff@colony.net>>­To: <users@httpd.apache­.org>>Sent: Tuesday, November 05, 2002 9:06 PM>Subject: [users@httpd] how do I prevent sites from hijacking my images?>
Hello,>>
I was just processing my logs and have found that once again some scum>are>> stealing some images from my site and linking directly to them.>>
I am running apache 1.3.2x on RH Linux 7.1. I would like to be able to>> serve a different image to these scum to get the point across that they>can'>> t be stealing my images -kind of like what angelfire and so forth do.>>
any suggestions?>>
Thanks>>
Dale>>
Hi Dale.>There are things you can do to prevent them from linking to them (See the>links below), but to keep them from pulling them off your site and using>them? Nothing. You are offering the graphics over a public network. There>are ways to slow some people up or making it a tad more difficult but in>the>end there is no way to prevent someone from pulling what your server is>giving out.>
hope this helps,>Lewis>
------------------­--------------------­--------------------­----------->The official User-To-User support forum of the Apache HTTP Server Project.>See <URL:http://httpd.a­pache.org/userslist.­html> for more info.>To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org> " from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg>For additional commands, e-mail: users-help@httpd.ap­ache.org>
------------------­--------------------­--------------------­----------->The official User-To-User support forum of the Apache HTTP Server Project.>See <URL:http://httpd.a­pache.org/userslist.­html> for more info.>To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org> " from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg>For additional commands, e-mail: users-help@httpd.ap­ache.org



-------------------­--------------------­--------------------­----------
The official User-To-User support forum of the Apache HTTP Server Project.
See <URL:http://httpd.a­pache.org/userslist.­html> for more info.
To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org
" from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg
For additional commands, e-mail: users-help@httpd.ap­ache.org


Add comment
Chris Taylor 6 November 2002 06:47:41 permanent link ]
 -----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

http://httpd.apache­.org/docs-2.0/misc/r­ewriteguide.html

Scroll down to Blocked Inline Images (near the bottom), this is what
you want. :)­

HTH.

Chris Taylor - chris@x-bb.org - The guy with the PS2 WebServer -
http://www.x-bb.org­/chris.asc

- ----- Original Message -----
From: "dale's stuff" <stuff@colony.net>
To: <users@httpd.apache­.org>
Sent: Wednesday, November 06, 2002 3:06 AM
Subject: [users@httpd] how do I prevent sites from hijacking my
images?

Hello,>
I was just processing my logs and have found that once again some> scum are stealing some images from my site and linking directly to> them.>
I am running apache 1.3.2x on RH Linux 7.1. I would like to be able> to serve a different image to these scum to get the point across> that they can' t be stealing my images -kind of like what angelfire> and so forth do. >
any suggestions?>
Thanks>
Dale>
-------------------­--------------------­--------------------­---------> - The official User-To-User support forum of the Apache HTTP Server> Project. See <URL:http://httpd.a­pache.org/userslist.­html> for more> info.> To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org> " from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg> For additional commands, e-mail: users-help@httpd.ap­ache.org

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Version: PGPfreeware 7.0.3 for non-commercial use <http://www.pgp.com­>

iQA/AwUBPciQ2iqf8lm­E2RZkEQJJGwCgq1Bqlf8­6rOXwzUfqsFuqJab4wdY­An2qz
9vlrnfkVmzyo+3Tdkea­2KR2K
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-------------------­--------------------­--------------------­----------
The official User-To-User support forum of the Apache HTTP Server Project.
See <URL:http://httpd.a­pache.org/userslist.­html> for more info.
To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org
" from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg
For additional commands, e-mail: users-help@httpd.ap­ache.org


Add comment
Saqib N Ali 6 November 2002 07:41:29 permanent link ]
 
But you can still "right click" and do a 'save picture as'.. am i wrong?
In Peace,
Saqib Ali
http://www.sc-icc.o­rg:8080/cocoon/mount­/docbook/

"I fear, if I rebel against my Lord, the retribution of an Awful Day (The
Day of Resurrection)" Al-Quran 6:15

(Embedded image moved to file: pic27644.jpg)



daniel
<daniel@electro To: Saqib.N.Ali@seagate­.com, users <users@httpd.apache­.org>
teque.org> cc:
No Phone Info Subject: RE: [users@httpd] how do I prevent sites from hijacking my images?
Available

11/05/2002
07:34 PM
Please respond
to users






header output your image using gd in php

then load the image like <img src="image.php?file­name=bollox.jpg">
===== Original Message From Saqib.N.Ali@seagate­.com =====>I agree that there is no way to protect the images from being stolen. But>there are ways to deter people from easily stealing the image. For e.g.>about 3 years back I wrote a Java Application that would parse an image
create HTML TABLE based representation of the image on Pixel level. This>HTML table could be easily displayed intead of the actual graphic, but>people couldn't just right click and save it to their Local HD. However if>they really wanted to copy the image they would have to take screen>capture, and paste it into GIMP. This way they would offcourse lose the>quality.>
"I fear, if I rebel against my Lord, the retribution of an Awful Day (The>Day of Resurrection)" Al-Quran 6:15>
(Embedded image moved to file: pic00292.jpg)>
"Lewis> Watson" To: <users@httpd.apache­.org>> <lists@vision cc:> six.com> Subject: Re: [users@httpd]
how
do I prevent sites from hijacking my images?> No Phone Info> Available>
11/05/2002> 07:12 PM> Please> respond to> users>
----- Original Message ----->From: "dale's stuff" <stuff@colony.net>>­To: <users@httpd.apache­.org>>Sent: Tuesday, November 05, 2002 9:06 PM>Subject: [users@httpd] how do I prevent sites from hijacking my images?>
Hello,>>
I was just processing my logs and have found that once again some scum>are>> stealing some images from my site and linking directly to them.>>
I am running apache 1.3.2x on RH Linux 7.1. I would like to be able to>> serve a different image to these scum to get the point across that they>can'>> t be stealing my images -kind of like what angelfire and so forth do.>>
any suggestions?>>
Thanks>>
Dale>>
Hi Dale.>There are things you can do to prevent them from linking to them (See the>links below), but to keep them from pulling them off your site and using>them? Nothing. You are offering the graphics over a public network. There>are ways to slow some people up or making it a tad more difficult but in>the>end there is no way to prevent someone from pulling what your server is>giving out.>
hope this helps,>Lewis>
------------------­--------------------­--------------------­----------->The official User-To-User support forum of the Apache HTTP Server Project.>See <URL:http://httpd.a­pache.org/userslist.­html> for more info.>To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org> " from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg>For additional commands, e-mail: users-help@httpd.ap­ache.org>
------------------­--------------------­--------------------­----------->The official User-To-User support forum of the Apache HTTP Server Project.>See <URL:http://httpd.a­pache.org/userslist.­html> for more info.>To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org> " from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg>For additional commands, e-mail: users-help@httpd.ap­ache.org



-------------------­--------------------­--------------------­----------
The official User-To-User support forum of the Apache HTTP Server Project.
See <URL:http://httpd.a­pache.org/userslist.­html> for more info.
To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org
" from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg
For additional commands, e-mail: users-help@httpd.ap­ache.org




-------------------­--------------------­--------------------­----------
The official User-To-User support forum of the Apache HTTP Server Project.
See <URL:http://httpd.a­pache.org/userslist.­html> for more info.
To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org
" from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg
For additional commands, e-mail: users-help@httpd.ap­ache.org
Add comment
Saqib N Ali 6 November 2002 07:46:53 permanent link ]
 
The images are always in cache.....

In Peace,
Saqib Ali
http://www.sc-icc.o­rg:8080/cocoon/mount­/docbook/

"I fear, if I rebel against my Lord, the retribution of an Awful Day (The
Day of Resurrection)" Al-Quran 6:15

(Embedded image moved to file: pic28703.jpg)



"Andrew Kenna"
<andrewk@stami To: <users@httpd.apache­.org>
na.com.au> cc:
No Phone Info Subject: RE: [users@httpd] how do I prevent sites from hijacking my images?
Available

11/05/2002
08:46 PM
Please respond
to users






Create a little javascript thing that displays the image, disable right
click on that particular web page and put a restriction on the directory
that stores the images with a .htaccess file and say that the only refferer
can be the actual page the images are linked to.

The above may work

Andrew


-----Original Message-----
From: Saqib.N.Ali@seagate­.com [mailto:Saqib.N.Ali@seagate.com]
Sent: Wednesday, 6 November 2002 3:41 PM
To: users@httpd.apache.­org
Subject: RE: [users@httpd] how do I prevent sites from hijacking my images?



But you can still "right click" and do a 'save picture as'.. am i wrong? In
Peace, Saqib Ali http://www.sc-icc.o­rg:8080/cocoon/mount­/docbook/

"I fear, if I rebel against my Lord, the retribution of an Awful Day (The
Day of Resurrection)" Al-Quran 6:15

(Embedded image moved to file: pic27644.jpg)



daniel
<daniel@electro To: Saqib.N.Ali@seagate­.com,
users <users@httpd.apache­.org>
teque.org> cc:
No Phone Info Subject: RE: [users@httpd]
how do I prevent sites from hijacking my images?
Available

11/05/2002
07:34 PM
Please respond
to users






header output your image using gd in php

then load the image like <img src="image.php?file­name=bollox.jpg">
===== Original Message From Saqib.N.Ali@seagate­.com =====>I agree that there is no way to protect the images from being stolen.>But there are ways to deter people from easily stealing the image. For>e.g. about 3 years back I wrote a Java Application that would parse an>image
create HTML TABLE based representation of the image on Pixel level.>This HTML table could be easily displayed intead of the actual graphic,>but people couldn't just right click and save it to their Local HD.>However if they really wanted to copy the image they would have to take>screen capture, and paste it into GIMP. This way they would offcourse>lose the quality.>
"I fear, if I rebel against my Lord, the retribution of an Awful Day>(The Day of Resurrection)" Al-Quran 6:15>
(Embedded image moved to file: pic00292.jpg)>
"Lewis> Watson" To: <users@httpd.apache­.org>> <lists@vision cc:> six.com> Subject: Re: [users@httpd]
how
do I prevent sites from hijacking my images?> No Phone Info> Available>
11/05/2002> 07:12 PM> Please> respond to> users>
----- Original Message ----->From: "dale's stuff" <stuff@colony.net>>­To: <users@httpd.apache­.org>>Sent: Tuesday, November 05, 2002 9:06 PM>Subject: [users@httpd] how do I prevent sites from hijacking my images?>
Hello,>>
I was just processing my logs and have found that once again some>> scum>are>> stealing some images from my site and linking directly to them.>>
I am running apache 1.3.2x on RH Linux 7.1. I would like to be able>> to serve a different image to these scum to get the point across that>> they>can'>> t be stealing my images -kind of like what angelfire and so forth do.>>
any suggestions?>>
Thanks>>
Dale>>
Hi Dale.>There are things you can do to prevent them from linking to them (See>the links below), but to keep them from pulling them off your site and>using them? Nothing. You are offering the graphics over a public>network. There are ways to slow some people up or making it a tad more>difficult but in the end there is no way to prevent someone from>pulling what your server is giving out.>
hope this helps,>Lewis>
------------------­--------------------­--------------------­----------->The official User-To-User support forum of the Apache HTTP Server>Project. See <URL:http://httpd.a­pache.org/userslist.­html> for more>info. To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org> " from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg>For additional commands, e-mail: users-help@httpd.ap­ache.org>
------------------­--------------------­--------------------­----------->The official User-To-User support forum of the Apache HTTP Server>Project. See <URL:http://httpd.a­pache.org/userslist.­html> for more>info. To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org> " from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg>For additional commands, e-mail: users-help@httpd.ap­ache.org



-------------------­--------------------­--------------------­----------
The official User-To-User support forum of the Apache HTTP Server Project.
See <URL:http://httpd.a­pache.org/userslist.­html> for more info. To
unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org
" from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg
For additional commands, e-mail: users-help@httpd.ap­ache.org



-------------------­--------------------­--------------------­----------
The official User-To-User support forum of the Apache HTTP Server Project.
See <URL:http://httpd.a­pache.org/userslist.­html> for more info.
To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org
" from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg
For additional commands, e-mail: users-help@httpd.ap­ache.org




-------------------­--------------------­--------------------­----------
The official User-To-User support forum of the Apache HTTP Server Project.
See <URL:http://httpd.a­pache.org/userslist.­html> for more info.
To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org
" from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg
For additional commands, e-mail: users-help@httpd.ap­ache.org
Add comment
Andrew Kenna 6 November 2002 07:46:57 permanent link ]
 Create a little javascript thing that displays the image, disable right click on that particular web page and put a restriction on the directory that stores the images with a .htaccess file and say that the only refferer can be the actual page the images are linked to.

The above may work

Andrew


-----Original Message-----
From: Saqib.N.Ali@seagate­.com [mailto:Saqib.N.Ali@seagate.com]
Sent: Wednesday, 6 November 2002 3:41 PM
To: users@httpd.apache.­org
Subject: RE: [users@httpd] how do I prevent sites from hijacking my images?



But you can still "right click" and do a 'save picture as'.. am i wrong? In Peace, Saqib Ali http://www.sc-icc.o­rg:8080/cocoon/mount­/docbook/

"I fear, if I rebel against my Lord, the retribution of an Awful Day (The Day of Resurrection)" Al-Quran 6:15

(Embedded image moved to file: pic27644.jpg)



daniel
<daniel@electro To: Saqib.N.Ali@seagate­.com, users <users@httpd.apache­.org>
teque.org> cc:
No Phone Info Subject: RE: [users@httpd] how do I prevent sites from hijacking my images?
Available

11/05/2002
07:34 PM
Please respond
to users






header output your image using gd in php

then load the image like <img src="image.php?file­name=bollox.jpg">
===== Original Message From Saqib.N.Ali@seagate­.com =====>I agree that there is no way to protect the images from being stolen. >But there are ways to deter people from easily stealing the image. For >e.g. about 3 years back I wrote a Java Application that would parse an >image
create HTML TABLE based representation of the image on Pixel level. >This HTML table could be easily displayed intead of the actual graphic, >but people couldn't just right click and save it to their Local HD. >However if they really wanted to copy the image they would have to take >screen capture, and paste it into GIMP. This way they would offcourse >lose the quality.>
"I fear, if I rebel against my Lord, the retribution of an Awful Day >(The Day of Resurrection)" Al-Quran 6:15>
(Embedded image moved to file: pic00292.jpg)>
"Lewis> Watson" To: <users@httpd.apache­.org>> <lists@vision cc:> six.com> Subject: Re: [users@httpd]
how
do I prevent sites from hijacking my images?> No Phone Info> Available>
11/05/2002> 07:12 PM> Please> respond to> users>
----- Original Message ----->From: "dale's stuff" <stuff@colony.net>>­To: <users@httpd.apache­.org>>Sent: Tuesday, November 05, 2002 9:06 PM>Subject: [users@httpd] how do I prevent sites from hijacking my images?>
Hello,>>
I was just processing my logs and have found that once again some >> scum>are>> stealing some images from my site and linking directly to them.>>
I am running apache 1.3.2x on RH Linux 7.1. I would like to be able >> to serve a different image to these scum to get the point across that >> they>can'>> t be stealing my images -kind of like what angelfire and so forth do.>>
any suggestions?>>
Thanks>>
Dale>>
Hi Dale.>There are things you can do to prevent them from linking to them (See >the links below), but to keep them from pulling them off your site and >using them? Nothing. You are offering the graphics over a public >network. There are ways to slow some people up or making it a tad more >difficult but in the end there is no way to prevent someone from >pulling what your server is giving out.>
hope this helps,>Lewis>
------------------­--------------------­--------------------­----------->The official User-To-User support forum of the Apache HTTP Server >Project. See <URL:http://httpd.a­pache.org/userslist.­html> for more >info. To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org> " from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg>For additional commands, e-mail: users-help@httpd.ap­ache.org>
------------------­--------------------­--------------------­----------->The official User-To-User support forum of the Apache HTTP Server >Project. See <URL:http://httpd.a­pache.org/userslist.­html> for more >info. To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org> " from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg>For additional commands, e-mail: users-help@httpd.ap­ache.org



-------------------­--------------------­--------------------­----------
The official User-To-User support forum of the Apache HTTP Server Project. See <URL:http://httpd.a­pache.org/userslist.­html> for more info. To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org
" from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg
For additional commands, e-mail: users-help@httpd.ap­ache.org



-------------------­--------------------­--------------------­----------
The official User-To-User support forum of the Apache HTTP Server Project.
See <URL:http://httpd.a­pache.org/userslist.­html> for more info.
To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org
" from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg
For additional commands, e-mail: users-help@httpd.ap­ache.org


Add comment
Chris Taylor 6 November 2002 07:51:19 permanent link ]
 -----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

It seems that you're missing the point, the problem is that external
sites are linking these images as if they were there own, which is
essentially bandwidth theft. The way to stop this is to use
mod_rewrite (as in my previous post). Although the odd client saving
the image to their hard drive may be a nuisance, it's not really the
issue, so all of these client side efforts (JS for instance) aren't
what's required.

Andrew's idea (below) is essentially the implementation of the
mod_rewrite solution: a .htaccess file, but in the end it's the same
solution.

I hope that clears it up.

Chris Taylor - chris@x-bb.org - The guy with the PS2 WebServer -
http://www.x-bb.org­/chris.asc

- ----- Original Message -----
From: "Andrew Kenna" <andrewk@stamina.co­m.au>
To: <users@httpd.apache­.org>
Sent: Wednesday, November 06, 2002 4:46 AM
Subject: RE: [users@httpd] how do I prevent sites from hijacking my
images?


Create a little javascript thing that displays the image, disable
right click on that particular web page and put a restriction on the
directory that stores the images with a .htaccess file and say that
the only refferer can be the actual page the images are linked to.

The above may work

Andrew


- -----Original Message-----
From: Saqib.N.Ali@seagate­.com [mailto:Saqib.N.Ali@seagate.com]
Sent: Wednesday, 6 November 2002 3:41 PM
To: users@httpd.apache.­org
Subject: RE: [users@httpd] how do I prevent sites from hijacking my
images?



But you can still "right click" and do a 'save picture as'.. am i
wrong? In Peace, Saqib Ali
http://www.sc-icc.o­rg:8080/cocoon/mount­/docbook/

"I fear, if I rebel against my Lord, the retribution of an Awful Day
(The Day of Resurrection)" Al-Quran 6:15

(Embedded image moved to file: pic27644.jpg)




daniel

<daniel@electro To:
Saqib.N.Ali@seagate­.com, users <users@httpd.apache­.org>

teque.org> cc:

No Phone Info Subject: RE:
[users@httpd] how do I prevent sites from hijacking my images?
Available



11/05/2002

07:34 PM

Please respond

to users









header output your image using gd in php

then load the image like <img src="image.php?file­name=bollox.jpg">
===== Original Message From Saqib.N.Ali@seagate­.com =====>I agree that there is no way to protect the images from being>stolen. But there are ways to deter people from easily stealing the>image. For e.g. about 3 years back I wrote a Java Application that>would parse an image
create HTML TABLE based representation of the image on Pixel level. >This HTML table could be easily displayed intead of the actual>graphic, but people couldn't just right click and save it to their>Local HD. However if they really wanted to copy the image they>would have to take screen capture, and paste it into GIMP. This way>they would offcourse lose the quality.>
"I fear, if I rebel against my Lord, the retribution of an Awful Day> (The Day of Resurrection)" Al-Quran 6:15>
(Embedded image moved to file: pic00292.jpg)>
"Lewis> Watson" To: > <users@httpd.apache­.org> > <lists@vision cc:> six.com> Subject: Re:> [users@httpd]
how
do I prevent sites from hijacking my images?> No Phone Info> Available>
11/05/2002> 07:12 PM> Please> respond to> users>
----- Original Message ----->From: "dale's stuff" <stuff@colony.net>>­To: <users@httpd.apache­.org>>Sent: Tuesday, November 05, 2002 9:06 PM>Subject: [users@httpd] how do I prevent sites from hijacking my>images? >
Hello,>>
I was just processing my logs and have found that once again some >> scum>are>> stealing some images from my site and linking directly to them.>>
I am running apache 1.3.2x on RH Linux 7.1. I would like to be>> able to serve a different image to these scum to get the point>> across that they>can'>> t be stealing my images -kind of like what angelfire and so forth>> do. >>
any suggestions?>>
Thanks>>
Dale>>
Hi Dale.>There are things you can do to prevent them from linking to them>(See the links below), but to keep them from pulling them off your>site and using them? Nothing. You are offering the graphics over a>public >network. There are ways to slow some people up or making it a tad>more difficult but in the end there is no way to prevent someone>from >pulling what your server is giving out.>
hope this helps,>Lewis>
------------------­--------------------­--------------------­----------->The official User-To-User support forum of the Apache HTTP Server >Project. See <URL:http://httpd.a­pache.org/userslist.­html> for more >info. To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org> " from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg>For additional commands, e-mail: users-help@httpd.ap­ache.org>
------------------­--------------------­--------------------­----------->The official User-To-User support forum of the Apache HTTP Server >Project. See <URL:http://httpd.a­pache.org/userslist.­html> for more >info. To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org> " from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg>For additional commands, e-mail: users-help@httpd.ap­ache.org



- -------------------­--------------------­--------------------­----------
The official User-To-User support forum of the Apache HTTP Server
Project. See <URL:http://httpd.a­pache.org/userslist.­html> for more
info. To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org
" from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg
For additional commands, e-mail: users-help@httpd.ap­ache.org



- -------------------­--------------------­--------------------­----------
The official User-To-User support forum of the Apache HTTP Server
Project.
See <URL:http://httpd.a­pache.org/userslist.­html> for more info.
To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org
" from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg
For additional commands, e-mail: users-help@httpd.ap­ache.org

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iQA/AwUBPcifxCqf8lm­E2RZkEQITlwCdHhX+tX5­MLVleyC+0t/9d1loY6jo­AoNC+
9H4AJ8wNjLxvxf/rYIm­63Phz
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-----END PGP SIGNATURE-----



-------------------­--------------------­--------------------­----------
The official User-To-User support forum of the Apache HTTP Server Project.
See <URL:http://httpd.a­pache.org/userslist.­html> for more info.
To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org
" from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg
For additional commands, e-mail: users-help@httpd.ap­ache.org


Add comment
Andrew Kenna 6 November 2002 07:51:39 permanent link ]
 Also put in a proxy-nocache meta tag at the top of the page, correct me if I'm wrong but that should tell the proxy not to cache this page and its contents

Andrew


-----Original Message-----
From: Saqib.N.Ali@seagate­.com [mailto:Saqib.N.Ali@seagate.com]
Sent: Wednesday, 6 November 2002 3:47 PM
To: users@httpd.apache.­org
Subject: RE: [users@httpd] how do I prevent sites from hijacking my images?



The images are always in cache.....

In Peace,
Saqib Ali
http://www.sc-icc.o­rg:8080/cocoon/mount­/docbook/

"I fear, if I rebel against my Lord, the retribution of an Awful Day (The Day of Resurrection)" Al-Quran 6:15

(Embedded image moved to file: pic28703.jpg)



"Andrew Kenna"
<andrewk@stami To: <users@httpd.apache­.org>
na.com.au> cc:
No Phone Info Subject: RE: [users@httpd] how do I prevent sites from hijacking my images?
Available

11/05/2002
08:46 PM
Please respond
to users






Create a little javascript thing that displays the image, disable right click on that particular web page and put a restriction on the directory that stores the images with a .htaccess file and say that the only refferer can be the actual page the images are linked to.

The above may work

Andrew


-----Original Message-----
From: Saqib.N.Ali@seagate­.com [mailto:Saqib.N.Ali@seagate.com]
Sent: Wednesday, 6 November 2002 3:41 PM
To: users@httpd.apache.­org
Subject: RE: [users@httpd] how do I prevent sites from hijacking my images?



But you can still "right click" and do a 'save picture as'.. am i wrong? In Peace, Saqib Ali http://www.sc-icc.o­rg:8080/cocoon/mount­/docbook/

"I fear, if I rebel against my Lord, the retribution of an Awful Day (The Day of Resurrection)" Al-Quran 6:15

(Embedded image moved to file: pic27644.jpg)



daniel
<daniel@electro To: Saqib.N.Ali@seagate­.com,
users <users@httpd.apache­.org>
teque.org> cc:
No Phone Info Subject: RE: [users@httpd]
how do I prevent sites from hijacking my images?
Available

11/05/2002
07:34 PM
Please respond
to users






header output your image using gd in php

then load the image like <img src="image.php?file­name=bollox.jpg">
===== Original Message From Saqib.N.Ali@seagate­.com =====>I agree that there is no way to protect the images from being stolen. >But there are ways to deter people from easily stealing the image. For >e.g. about 3 years back I wrote a Java Application that would parse an >image
create HTML TABLE based representation of the image on Pixel level. >This HTML table could be easily displayed intead of the actual graphic, >but people couldn't just right click and save it to their Local HD. >However if they really wanted to copy the image they would have to take >screen capture, and paste it into GIMP. This way they would offcourse >lose the quality.>
"I fear, if I rebel against my Lord, the retribution of an Awful Day >(The Day of Resurrection)" Al-Quran 6:15>
(Embedded image moved to file: pic00292.jpg)>
"Lewis> Watson" To: <users@httpd.apache­.org>> <lists@vision cc:> six.com> Subject: Re: [users@httpd]
how
do I prevent sites from hijacking my images?> No Phone Info> Available>
11/05/2002> 07:12 PM> Please> respond to> users>
----- Original Message ----->From: "dale's stuff" <stuff@colony.net>>­To: <users@httpd.apache­.org>>Sent: Tuesday, November 05, 2002 9:06 PM>Subject: [users@httpd] how do I prevent sites from hijacking my images?>
Hello,>>
I was just processing my logs and have found that once again some >> scum>are>> stealing some images from my site and linking directly to them.>>
I am running apache 1.3.2x on RH Linux 7.1. I would like to be able >> to serve a different image to these scum to get the point across that >> they>can'>> t be stealing my images -kind of like what angelfire and so forth do.>>
any suggestions?>>
Thanks>>
Dale>>
Hi Dale.>There are things you can do to prevent them from linking to them (See >the links below), but to keep them from pulling them off your site and >using them? Nothing. You are offering the graphics over a public >network. There are ways to slow some people up or making it a tad more >difficult but in the end there is no way to prevent someone from >pulling what your server is giving out.>
hope this helps,>Lewis>
------------------­--------------------­--------------------­----------->The official User-To-User support forum of the Apache HTTP Server >Project. See <URL:http://httpd.a­pache.org/userslist.­html> for more >info. To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org> " from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg>For additional commands, e-mail: users-help@httpd.ap­ache.org>
------------------­--------------------­--------------------­----------->The official User-To-User support forum of the Apache HTTP Server >Project. See <URL:http://httpd.a­pache.org/userslist.­html> for more >info. To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org> " from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg>For additional commands, e-mail: users-help@httpd.ap­ache.org



-------------------­--------------------­--------------------­----------
The official User-To-User support forum of the Apache HTTP Server Project. See <URL:http://httpd.a­pache.org/userslist.­html> for more info. To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org
" from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg
For additional commands, e-mail: users-help@httpd.ap­ache.org



-------------------­--------------------­--------------------­----------
The official User-To-User support forum of the Apache HTTP Server Project. See <URL:http://httpd.a­pache.org/userslist.­html> for more info. To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org
" from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg
For additional commands, e-mail: users-help@httpd.ap­ache.org



-------------------­--------------------­--------------------­----------
The official User-To-User support forum of the Apache HTTP Server Project.
See <URL:http://httpd.a­pache.org/userslist.­html> for more info.
To unsubscribe, e-mail: users-unsubscribe@h­ttpd.apache.org
" from the digest: users-digest-unsubs­cribe@httpd.apache.o­rg
For additional commands, e-mail: users-help@httpd.ap­ache.org


Add comment
Saqib N Ali 6 November 2002 07:52:35 permanent link ]
 
however the client browser (e.g. IE or mozilla)will still cache the images.
Even over https:// (SSL) the images get cached on the local machine for the
whole session. However with SSL, the cache is automatically deleted upon
session exit, only if the browser is configured properly.

In Peace,
Saqib Ali
http://www.sc-icc.o­rg:8080/cocoon/mount­/docbook/

"I fear, if I rebel against my Lord, the retribution of an Awful Day (The
Day of Resurrection)" Al-Quran 6:15

(Embedded image moved to file: pic11942.jpg)



"Andrew Kenna"
<andrewk@stami To: <users@httpd.apache­.org>
na.com.au> cc:
No Phone Info Subject: RE: [users@httpd] how do I prevent sites from hijacking my images?
Available

11/05/2002
08:51 PM
Please respond
to users






Also put in a proxy-nocache meta tag at the top of the page, correct me if
I'm wrong but that should tell the proxy not to cache this page and its
contents

Andrew


-----Original Message-----
From: Saqib.N.Ali@seagate­.com [mailto:Saqib.N.Ali@seagate.com]
Sent: Wednesday, 6 November 2002 3:47 PM
To: users@httpd.apache.­org
Subject: RE: [users@httpd] how do I prevent sites from hijacking my images?



The images are always in cache.....

In Peace,
Saqib Ali
http://www.sc-icc.o­rg:8080/cocoon/mount­/docbook/

"I fear, if I rebel against my Lord, the retribution of an Awful Day (The
Day of Resurrection)" Al-Quran 6:15

(Embedded image moved to file: pic28703.jpg)



"Andrew Kenna"
<andrewk@stami To: <users@httpd.apache­.org>
na.com.au> cc:
No Phone Info Subject: RE: [users@httpd]
how do I prevent sites from hijacking my images?
Available

11/05/2002
08:46 PM
Please respond
to users






Create a little javascript thing that displays the image, disable right
click on that particular web page and put a restriction on the directory
that stores the images with a .htaccess file and say that the only refferer
can be the actual page the images are linked to.

The above may work

Andrew


-----Original Message-----
From: Saqib.N.Ali@seagate­.com [mailto:Saqib.N.Ali@seagate.com]
Sent: Wednesday, 6 November 2002 3:41 PM
To: users@httpd.apache.­org
Subject: RE: [users@httpd] how do I prevent sites from hijacking my images?



But you can still "right click" and do a 'save picture as'.. am i wrong? In
Peace, Saqib Ali http://www.sc-icc.o­rg:8080/cocoon/mount­/docbook/