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Why does installing moonlight require access to all data on my computer? How concerned should I be?


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When attempting to install Moonlight



install novell moonlight? it can access: All data on your computer and the websites you visit



This is very concerning. This seems like something that our IT group would want to ban.



I don't understand why anyone would agree to this. How concerned should I be? Is the same true for silverlight?










share|improve this question































    2















    When attempting to install Moonlight



    install novell moonlight? it can access: All data on your computer and the websites you visit



    This is very concerning. This seems like something that our IT group would want to ban.



    I don't understand why anyone would agree to this. How concerned should I be? Is the same true for silverlight?










    share|improve this question



























      2












      2








      2








      When attempting to install Moonlight



      install novell moonlight? it can access: All data on your computer and the websites you visit



      This is very concerning. This seems like something that our IT group would want to ban.



      I don't understand why anyone would agree to this. How concerned should I be? Is the same true for silverlight?










      share|improve this question
















      When attempting to install Moonlight



      install novell moonlight? it can access: All data on your computer and the websites you visit



      This is very concerning. This seems like something that our IT group would want to ban.



      I don't understand why anyone would agree to this. How concerned should I be? Is the same true for silverlight?







      security silverlight moonlight






      share|improve this question















      share|improve this question













      share|improve this question




      share|improve this question








      edited 2 days ago









      Hennes

      59.4k793144




      59.4k793144










      asked Apr 5 '11 at 21:30









      David LeBauerDavid LeBauer

      4253932




      4253932






















          4 Answers
          4






          active

          oldest

          votes


















          2














          Silverlight does not touch your files by itself, but it allows trusted (digitally signed and approved) applications to access the file system. The confirmation is shown because it is not possible for Chrome to know when and why the filesystem access will be needed, so it needs you to approve this at installation time.



          Another possible reason is caching of Silverlight applications (could be similar to Java's applet cache).






          share|improve this answer































            2














            The problem with Chrome extensions is that the permission messages often tend to scare people because of what they do. By themselves, Chrome extensions are quite limited, and if a Chrome extension has to check and run on each page(for instance, a Moonlight plugin) it has to inject itself into everypage via a content script.



            Unless the extension developer defines that the extension requires access to inject itself on all pages( via the manifest) - it will not be injected. It also doesn't help that "it has access to all data and websites" in reality means "it can attach itself to all pages so as to run it, without which the plugin cannot run".



            As for access to filedata - @grawity explains it well. This is not limited to just Moonlight, it is applicable to all extensions which require data processing per page. ( Try installing Adblock Plus/AutoPager for instance).






            share|improve this answer
























            • Moonlight is technically not an extension. It's a Netscape-style browser plugin (like Flash) that is packaged as .crx and .xpi for easy installation. At least that's what I saw.

              – grawity
              Apr 6 '11 at 20:55



















            0














            It looks like Moonlight needs root to be installed. At least you / your IT group can audit the source code.



            That's a very bad dialog for UX.






            share|improve this answer



















            • 2





              That's a Chrome extension permission dialog, not *nix permissions

              – Sathyajith Bhat
              Apr 6 '11 at 2:31











            • Sorry, I only run Chromium. :P

              – Broam
              Apr 6 '11 at 19:56



















            0














            This is a old post but I was just trying to install Moonlight and I had the same message. One of the first things humans do is ignore their gut and ignore the warning signs and feel that things are just trying to scare them. That message told you what the program WILL DO if you install it. I decided to not install the program.



            I'm happy it showed me the message that it would do that because most of the time you won't get that and it will just install whatever you agreed to. If you want that application to see what you're doing then install it. Putting up ad blocker isn't the problem or the solution. It's not a ad issue it's a warning, an alarming one.






            share|improve this answer



















            • 1





              What does ad blocker have to do with this?

              – Simon Sheehan
              Feb 25 '12 at 21:57












            Your Answer








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            4 Answers
            4






            active

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            4 Answers
            4






            active

            oldest

            votes









            active

            oldest

            votes






            active

            oldest

            votes









            2














            Silverlight does not touch your files by itself, but it allows trusted (digitally signed and approved) applications to access the file system. The confirmation is shown because it is not possible for Chrome to know when and why the filesystem access will be needed, so it needs you to approve this at installation time.



            Another possible reason is caching of Silverlight applications (could be similar to Java's applet cache).






            share|improve this answer




























              2














              Silverlight does not touch your files by itself, but it allows trusted (digitally signed and approved) applications to access the file system. The confirmation is shown because it is not possible for Chrome to know when and why the filesystem access will be needed, so it needs you to approve this at installation time.



              Another possible reason is caching of Silverlight applications (could be similar to Java's applet cache).






              share|improve this answer


























                2












                2








                2







                Silverlight does not touch your files by itself, but it allows trusted (digitally signed and approved) applications to access the file system. The confirmation is shown because it is not possible for Chrome to know when and why the filesystem access will be needed, so it needs you to approve this at installation time.



                Another possible reason is caching of Silverlight applications (could be similar to Java's applet cache).






                share|improve this answer













                Silverlight does not touch your files by itself, but it allows trusted (digitally signed and approved) applications to access the file system. The confirmation is shown because it is not possible for Chrome to know when and why the filesystem access will be needed, so it needs you to approve this at installation time.



                Another possible reason is caching of Silverlight applications (could be similar to Java's applet cache).







                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Apr 6 '11 at 13:55









                grawitygrawity

                243k37513570




                243k37513570

























                    2














                    The problem with Chrome extensions is that the permission messages often tend to scare people because of what they do. By themselves, Chrome extensions are quite limited, and if a Chrome extension has to check and run on each page(for instance, a Moonlight plugin) it has to inject itself into everypage via a content script.



                    Unless the extension developer defines that the extension requires access to inject itself on all pages( via the manifest) - it will not be injected. It also doesn't help that "it has access to all data and websites" in reality means "it can attach itself to all pages so as to run it, without which the plugin cannot run".



                    As for access to filedata - @grawity explains it well. This is not limited to just Moonlight, it is applicable to all extensions which require data processing per page. ( Try installing Adblock Plus/AutoPager for instance).






                    share|improve this answer
























                    • Moonlight is technically not an extension. It's a Netscape-style browser plugin (like Flash) that is packaged as .crx and .xpi for easy installation. At least that's what I saw.

                      – grawity
                      Apr 6 '11 at 20:55
















                    2














                    The problem with Chrome extensions is that the permission messages often tend to scare people because of what they do. By themselves, Chrome extensions are quite limited, and if a Chrome extension has to check and run on each page(for instance, a Moonlight plugin) it has to inject itself into everypage via a content script.



                    Unless the extension developer defines that the extension requires access to inject itself on all pages( via the manifest) - it will not be injected. It also doesn't help that "it has access to all data and websites" in reality means "it can attach itself to all pages so as to run it, without which the plugin cannot run".



                    As for access to filedata - @grawity explains it well. This is not limited to just Moonlight, it is applicable to all extensions which require data processing per page. ( Try installing Adblock Plus/AutoPager for instance).






                    share|improve this answer
























                    • Moonlight is technically not an extension. It's a Netscape-style browser plugin (like Flash) that is packaged as .crx and .xpi for easy installation. At least that's what I saw.

                      – grawity
                      Apr 6 '11 at 20:55














                    2












                    2








                    2







                    The problem with Chrome extensions is that the permission messages often tend to scare people because of what they do. By themselves, Chrome extensions are quite limited, and if a Chrome extension has to check and run on each page(for instance, a Moonlight plugin) it has to inject itself into everypage via a content script.



                    Unless the extension developer defines that the extension requires access to inject itself on all pages( via the manifest) - it will not be injected. It also doesn't help that "it has access to all data and websites" in reality means "it can attach itself to all pages so as to run it, without which the plugin cannot run".



                    As for access to filedata - @grawity explains it well. This is not limited to just Moonlight, it is applicable to all extensions which require data processing per page. ( Try installing Adblock Plus/AutoPager for instance).






                    share|improve this answer













                    The problem with Chrome extensions is that the permission messages often tend to scare people because of what they do. By themselves, Chrome extensions are quite limited, and if a Chrome extension has to check and run on each page(for instance, a Moonlight plugin) it has to inject itself into everypage via a content script.



                    Unless the extension developer defines that the extension requires access to inject itself on all pages( via the manifest) - it will not be injected. It also doesn't help that "it has access to all data and websites" in reality means "it can attach itself to all pages so as to run it, without which the plugin cannot run".



                    As for access to filedata - @grawity explains it well. This is not limited to just Moonlight, it is applicable to all extensions which require data processing per page. ( Try installing Adblock Plus/AutoPager for instance).







                    share|improve this answer












                    share|improve this answer



                    share|improve this answer










                    answered Apr 6 '11 at 20:27









                    Sathyajith BhatSathyajith Bhat

                    53.1k29157253




                    53.1k29157253













                    • Moonlight is technically not an extension. It's a Netscape-style browser plugin (like Flash) that is packaged as .crx and .xpi for easy installation. At least that's what I saw.

                      – grawity
                      Apr 6 '11 at 20:55



















                    • Moonlight is technically not an extension. It's a Netscape-style browser plugin (like Flash) that is packaged as .crx and .xpi for easy installation. At least that's what I saw.

                      – grawity
                      Apr 6 '11 at 20:55

















                    Moonlight is technically not an extension. It's a Netscape-style browser plugin (like Flash) that is packaged as .crx and .xpi for easy installation. At least that's what I saw.

                    – grawity
                    Apr 6 '11 at 20:55





                    Moonlight is technically not an extension. It's a Netscape-style browser plugin (like Flash) that is packaged as .crx and .xpi for easy installation. At least that's what I saw.

                    – grawity
                    Apr 6 '11 at 20:55











                    0














                    It looks like Moonlight needs root to be installed. At least you / your IT group can audit the source code.



                    That's a very bad dialog for UX.






                    share|improve this answer



















                    • 2





                      That's a Chrome extension permission dialog, not *nix permissions

                      – Sathyajith Bhat
                      Apr 6 '11 at 2:31











                    • Sorry, I only run Chromium. :P

                      – Broam
                      Apr 6 '11 at 19:56
















                    0














                    It looks like Moonlight needs root to be installed. At least you / your IT group can audit the source code.



                    That's a very bad dialog for UX.






                    share|improve this answer



















                    • 2





                      That's a Chrome extension permission dialog, not *nix permissions

                      – Sathyajith Bhat
                      Apr 6 '11 at 2:31











                    • Sorry, I only run Chromium. :P

                      – Broam
                      Apr 6 '11 at 19:56














                    0












                    0








                    0







                    It looks like Moonlight needs root to be installed. At least you / your IT group can audit the source code.



                    That's a very bad dialog for UX.






                    share|improve this answer













                    It looks like Moonlight needs root to be installed. At least you / your IT group can audit the source code.



                    That's a very bad dialog for UX.







                    share|improve this answer












                    share|improve this answer



                    share|improve this answer










                    answered Apr 5 '11 at 21:34









                    BroamBroam

                    3,7611319




                    3,7611319








                    • 2





                      That's a Chrome extension permission dialog, not *nix permissions

                      – Sathyajith Bhat
                      Apr 6 '11 at 2:31











                    • Sorry, I only run Chromium. :P

                      – Broam
                      Apr 6 '11 at 19:56














                    • 2





                      That's a Chrome extension permission dialog, not *nix permissions

                      – Sathyajith Bhat
                      Apr 6 '11 at 2:31











                    • Sorry, I only run Chromium. :P

                      – Broam
                      Apr 6 '11 at 19:56








                    2




                    2





                    That's a Chrome extension permission dialog, not *nix permissions

                    – Sathyajith Bhat
                    Apr 6 '11 at 2:31





                    That's a Chrome extension permission dialog, not *nix permissions

                    – Sathyajith Bhat
                    Apr 6 '11 at 2:31













                    Sorry, I only run Chromium. :P

                    – Broam
                    Apr 6 '11 at 19:56





                    Sorry, I only run Chromium. :P

                    – Broam
                    Apr 6 '11 at 19:56











                    0














                    This is a old post but I was just trying to install Moonlight and I had the same message. One of the first things humans do is ignore their gut and ignore the warning signs and feel that things are just trying to scare them. That message told you what the program WILL DO if you install it. I decided to not install the program.



                    I'm happy it showed me the message that it would do that because most of the time you won't get that and it will just install whatever you agreed to. If you want that application to see what you're doing then install it. Putting up ad blocker isn't the problem or the solution. It's not a ad issue it's a warning, an alarming one.






                    share|improve this answer



















                    • 1





                      What does ad blocker have to do with this?

                      – Simon Sheehan
                      Feb 25 '12 at 21:57
















                    0














                    This is a old post but I was just trying to install Moonlight and I had the same message. One of the first things humans do is ignore their gut and ignore the warning signs and feel that things are just trying to scare them. That message told you what the program WILL DO if you install it. I decided to not install the program.



                    I'm happy it showed me the message that it would do that because most of the time you won't get that and it will just install whatever you agreed to. If you want that application to see what you're doing then install it. Putting up ad blocker isn't the problem or the solution. It's not a ad issue it's a warning, an alarming one.






                    share|improve this answer



















                    • 1





                      What does ad blocker have to do with this?

                      – Simon Sheehan
                      Feb 25 '12 at 21:57














                    0












                    0








                    0







                    This is a old post but I was just trying to install Moonlight and I had the same message. One of the first things humans do is ignore their gut and ignore the warning signs and feel that things are just trying to scare them. That message told you what the program WILL DO if you install it. I decided to not install the program.



                    I'm happy it showed me the message that it would do that because most of the time you won't get that and it will just install whatever you agreed to. If you want that application to see what you're doing then install it. Putting up ad blocker isn't the problem or the solution. It's not a ad issue it's a warning, an alarming one.






                    share|improve this answer













                    This is a old post but I was just trying to install Moonlight and I had the same message. One of the first things humans do is ignore their gut and ignore the warning signs and feel that things are just trying to scare them. That message told you what the program WILL DO if you install it. I decided to not install the program.



                    I'm happy it showed me the message that it would do that because most of the time you won't get that and it will just install whatever you agreed to. If you want that application to see what you're doing then install it. Putting up ad blocker isn't the problem or the solution. It's not a ad issue it's a warning, an alarming one.







                    share|improve this answer












                    share|improve this answer



                    share|improve this answer










                    answered Feb 25 '12 at 19:51









                    JohnJohn

                    1




                    1








                    • 1





                      What does ad blocker have to do with this?

                      – Simon Sheehan
                      Feb 25 '12 at 21:57














                    • 1





                      What does ad blocker have to do with this?

                      – Simon Sheehan
                      Feb 25 '12 at 21:57








                    1




                    1





                    What does ad blocker have to do with this?

                    – Simon Sheehan
                    Feb 25 '12 at 21:57





                    What does ad blocker have to do with this?

                    – Simon Sheehan
                    Feb 25 '12 at 21:57


















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