No Java Script at Porxy

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John Grey

No Java Script at Porxy

Post by John Grey »

I have no script installed and it works very well on my notebook, with XP pro and Firefox

But...when I use a proxy, no matter where I go, I am told I have to activate java. Without proxy all the sites work.

What kind of setting do I have to change? When I go to "no-script" settings, there Java is allowed and when I try to add an exception, the proxy servers adresses are not accepted

PLease help, JOhn GRey
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Re: No Java Script at Porxy

Post by GµårÐïåñ »

Most proxies have some built-in code to handle javascript and it will either disable it by default or by a setting you set with them. Its not a Noscript issue but more of the way the proxy is handling the links, scripts and so on. I don't know what proxy you are using but if you give us the example, I can show you why.
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John Grey

Re: No Java Script at Porxy

Post by John Grey »

GµårÐïåñ wrote:Most proxies have some built-in code to handle javascript and it will either disable it by default or by a setting you set with them. Its not a Noscript issue but more of the way the proxy is handling the links, scripts and so on. I don't know what proxy you are using but if you give us the example, I can show you why.
I have been using several ones from:

http://www.publicproxyservers.com/proxy ... ting4.html

It is the same with all of them...
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Re: No Java Script at Porxy

Post by therube »

activate java
Java or JavaScript? They are different.

URL of a site that makes such a request?
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Re: No Java Script at Porxy

Post by GµårÐïåñ »

Most of the ones listed here seem to be using the freely available PHP Proxy script coming out of a can here: http://www.proxybuilder.com/ and it rewrites the links in a way to point to the site that initiates it. The others are using some variation of the same script in php or the older more commonly seen cgiproxy which both have the same effect really and work on the same principle. If you notice the far left option set by default is "Remove Scripts" among other options and most of them seem to have set that option by default in the config section as they assume you want to stay as anonymous as possible. If you enable NS on the parent proxy (the one dishing out the link) and uncheck the "Remove Script" checkbox, you will be fine and have no issues. I assume screenshots are unnecessary, good luck.
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Re: No Java Script at Porxy

Post by rosetaylor01 »

When connecting to a published application using Secure Gateway or Web Interface, the following error message is received:
“Proxy detection failure: No JavaScript support.”
A JavaScript PAC file is being used for a proxy URL and the client Internet Explorer has “Use Automatic configuration script” configured.
Resolution
1. Verify that the original JSCRIPT.DLL is still located in %systemroot%\system32.
2. Verify that the JSCRIPT.DLL is properly associated with JSFile.
To do that, run this command from a command line:
cd %systemroot%\system32
regsvr32 jscript.dll
3. As a test, give the user “Power User” rights or better > make the connection > then remove the elevated rights. The user, with normal rights, should then make the connection.
" Every successful man in this world has failed as many times as you have, so you are not far from victory."
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John GRey

Re: No Java Script at Porxy

Post by John GRey »

GµårÐïåñ wrote:Most of the ones listed here seem to be using the freely available PHP Proxy script coming out of a can here: http://www.proxybuilder.com/ and it rewrites the links in a way to point to the site that initiates it. The others are using some variation of the same script in php or the older more commonly seen cgiproxy which both have the same effect really and work on the same principle. If you notice the far left option set by default is "Remove Scripts" among other options and most of them seem to have set that option by default in the config section as they assume you want to stay as anonymous as possible. If you enable NS on the parent proxy (the one dishing out the link) and uncheck the "Remove Script" checkbox, you will be fine and have no issues. I assume screenshots are unnecessary, good luck.

I have unabled no-script completely, no difference at "derefer". Because on the "derefer" proxy, there are no boxes to tick and untick, I then used a different proxy....

No difference. The remove scripts clicks itself on automatically every time....
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John Grey

Re: No Java Script at Porxy

Post by John Grey »

rosetaylor01 wrote:When connecting to a published application using Secure Gateway or Web Interface, the following error message is received:
“Proxy detection failure: No JavaScript support.”
A JavaScript PAC file is being used for a proxy URL and the client Internet Explorer has “Use Automatic configuration script” configured.
Resolution
1. Verify that the original JSCRIPT.DLL is still located in %systemroot%\system32.
2. Verify that the JSCRIPT.DLL is properly associated with JSFile.
To do that, run this command from a command line:
cd %systemroot%\system32
regsvr32 jscript.dll
3. As a test, give the user “Power User” rights or better > make the connection > then remove the elevated rights. The user, with normal rights, should then make the connection.
:oops:
I am sorry, but I am not good enough with computers to try that one.... also, I am using Firefox....
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Re: No Java Script at Porxy

Post by GµårÐïåñ »

Ok, let me give you an example and walk you through it and see if I can get you to have a more rounded understanding of how the web proxies work in terms of the scripts and how they rewrite the links and handle scripts internally in the code. I am going to use Proxify as an example and its not for any reason other than the fact that its easiest to show, no affiliation here and no recommendation.

1. Go to: https://proxify.com/ and you will see this:
Image
2. Whitelist the site in NS (This is necessary so that any allowed/rewritten scripting inside the code to function)
3. As you can see, by default the option to remove all scripts is checked, if you leave that checked, when you access the page, it will show the script is disabled, eventhough you see that it is enabled in NS, reason is that the main page processing the proxy connection has scripting, but it has been internally disabled by its script, like this:
Image
To get the scripting to work, simply uncheck that box and since the parent proxy handler proxify is whitelisted, you will see that scripting will function without a problem. Try it both ways and see what I mean.
4. Enter a site, in this example I used http://newpersepolis.myminicity.com because I know it has scripting and flash content and I can demonstrate the example easier, you can use whatever you wish or the same to follow this example.
5. Every type of web proxy has some kind of top bar that has these checkboxes, or some combination thereof.

See the difference? Is it working for you now? Still have questions?
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Re: No Java Script at Porxy

Post by therube »

This "deferer", Derefer.me?

If so, it does not look to be a porxy nor a proxy service.
Supposedly it blocks the "referrer", such that a site you visit will not know from which site you came.
This has nothing to do with masking an IP.

http://derefer.me/faq

Don't concern yourself with rosetaylor01's post as it has no bearing on your situation.
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John Grey

Re: No Java Script at Porxy

Post by John Grey »

GµårÐïåñ wrote:Ok, let me give you an example and walk you through it and see if I can get you to have a more rounded understanding of how the web proxies work in terms of the scripts and how they rewrite the links and handle scripts internally in the code. I am going to use Proxify as an example and its not for any reason other than the fact that its easiest to show, no affiliation here and no recommendation.

1. Go to: https://proxify.com/ and you will see this:
Image
2. Whitelist the site in NS (This is necessary so that any allowed/rewritten scripting inside the code to function)
3. As you can see, by default the option to remove all scripts is checked, if you leave that checked, when you access the page, it will show the script is disabled, eventhough you see that it is enabled in NS, reason is that the main page processing the proxy connection has scripting, but it has been internally disabled by its script, like this:
Image
To get the scripting to work, simply uncheck that box and since the parent proxy handler proxify is whitelisted, you will see that scripting will function without a problem. Try it both ways and see what I mean.
4. Enter a site, in this example I used http://newpersepolis.myminicity.com because I know it has scripting and flash content and I can demonstrate the example easier, you can use whatever you wish or the same to follow this example.
5. Every type of web proxy has some kind of top bar that has these checkboxes, or some combination thereof.
See the difference? Is it working for you now? Still have questions?
I am trying to connect to sites which require you to be a resident of that country. Best example: http://www.bbc.co.uk/iplayer/
This means I need a proxy that will give me an IP from UK. Proxyfy gives me an IP starting with 228..... which is from somewhere in Asia, i believe..

All the UK proxies you can find on proxy.org, or defilter.co.uk WILL give me an IP from the UK, but then I from the bbc I get: you need to activate javascript, as I posted in the screenshot.
Also, as I wrote, un-clicking the box about not allowing scripts does not make a difference, it immediately comes back on when the poxy connects to the bbc.
This is not only like that with the bbc, but also with TV stations in other countries....
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John Grey

Re: No Java Script at Porxy

Post by John Grey »

therube wrote:This "deferer", Derefer.me?

If so, it does not look to be a porxy nor a proxy service.
Supposedly it blocks the "referrer", such that a site you visit will not know from which site you came.
This has nothing to do with masking an IP.

http://derefer.me/faq

Don't concern yourself with rosetaylor01's post as it has no bearing on your situation.

I am sorry.

Misspelling on my behalf.... I meant: defilter.co.uk

Sorry, JG
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Re: No Java Script at Porxy

Post by GµårÐïåñ »

Use the extension: X-Spoofer and put in an IP from the UK in there, doesn't matter what and you will have access to the site. This defeats country check in about 80-90% of the cases I have encountered myself. Proxies don't guarantee you an IP in an specific country unless you us a proxy located in that country. Good luck.
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John Grey

Re: No Java Script at Porxy

Post by John Grey »

GµårÐïåñ wrote:Use the extension: X-Spoofer and put in an IP from the UK in there, doesn't matter what and you will have access to the site. This defeats country check in about 80-90% of the cases I have encountered myself. Proxies don't guarantee you an IP in an specific country unless you us a proxy located in that country. Good luck.

Installed it, got a german IP, 78.31.67.68, entered it, and was told right away that I am in Japan....

I have been reading a few threads here in the forum in the meantime. In one of them there was a "díscussion" about javascript, and wether it can be harmful... fine.... but I am using malware-AV twice a week, and the normal windows firewall, and in all the years I did get two viruses and two trojans. And I know prefectly well why and where I got those. Never has javascript been harmful for me. Why is it not possible to stop no-script from disabling javascript?
I installed no-script because it is the only really working pop up blocker for an online TV recorder site I use every day.... Those pop ups may be a nuisance, but javascript for me is obviously an ESSENTIAL....
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Re: No Java Script at Porxy

Post by GµårÐïåñ »

Well you are in Japan [p2191-ipbf307hodogaya.kanagawa.ocn.ne.jp (222.144.102.191)] and the site is likely not using the x-forwarded-for tag of the header and hence why it detected your real ip and geolocation. As I said it works in most systems, not all. Use one of the proxies on this list (http://www.hidemyass.com/proxy-list/Uni ... anetlab/0/) and it will use their own IP and so it will show you in the UK and you should be fine bypassing that limitation.

The rest of your post is a bit off topic but the fact is that if you feel you can use JS safely and don't need the protection, feel free to disable it. Otherwise, it has limitations running NoScript and that is the welcome intention of the addon. Not all JS is essential and much of what can be done using JS is unnecessary for actual function, but if you need it then whitelist the site and if you don't then you are fine. Either way, if you feel you don't need the protection and your malware-av twice a week which is an after the fact problem solver not a preventer is sufficient, then enable JS globally and have fun, but in between those scans which can miss problems if you get infected and are hijacked and lose personal information, a statement like "I was wrong" would be appreciated.
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