Can Use of a Proxy Server be Detected?

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  • Paul Waters
    Confirmed User
    • Mar 2003
    • 4402

    #1

    Can Use of a Proxy Server be Detected?

    The password sharing sites recommend use of a specified proxy server to avoid detection by ip logging.

    Can it be done?

    Or is there an database of proxy servers that can be obtained and maintained?

    Thanks


    Paul
  • azguy
    Confirmed User
    • Nov 2004
    • 5167

    #2
    http://tor.eff.org/

    Comment

    • Paul Waters
      Confirmed User
      • Mar 2003
      • 4402

      #3
      Originally posted by azguy
      It was this link in another thread that motivated me to post.

      I want to control access to a pay site by ip or ip range. I want to reject anything coming through a proxy (or an onion) because it is a hole an entire country could come through.

      I know I have to consider people travelling, but that is another issue.

      Cheers


      Paul

      Comment

      • azguy
        Confirmed User
        • Nov 2004
        • 5167

        #4
        Originally posted by Paul Waters
        It was this link in another thread that motivated me to post.

        I want to control access to a pay site by ip or ip range. I want to reject anything coming through a proxy (or an onion) because it is a hole an entire country could come through.

        I know I have to consider people travelling, but that is another issue.

        Cheers
        Nope, they usually use anonymous proxies that don't even tell you it's a proxy. Unless you maintain your own blacklists - it's nearly impossible.

        Comment

        • azguy
          Confirmed User
          • Nov 2004
          • 5167

          #5
          Originally posted by Paul Waters
          It was this link in another thread that motivated me to post.

          I want to control access to a pay site by ip or ip range. I want to reject anything coming through a proxy (or an onion) because it is a hole an entire country could come through.

          I know I have to consider people travelling, but that is another issue.

          Cheers
          And there is no point in obtaining any databases, because proxies usually last a day or two anyway.. New ones are found every second and posted on various locations, you won't be able to keep up with that.

          Comment

          • azguy
            Confirmed User
            • Nov 2004
            • 5167

            #6
            Instead, spend your resources on protecting your member area better... there are no ways around it.

            Comment

            • High Plains Drifter
              Confirmed User
              • Jun 2005
              • 2341

              #7
              you could have a script that attempted a client proxy connection on the surfer's IP using well known proxy ports (8000, 8080, etc)... this would weed out most of the proxy traffic, but not something like the Tor network.

              Comment

              • Paul Waters
                Confirmed User
                • Mar 2003
                • 4402

                #8
                Originally posted by azguy
                Instead, spend your resources on protecting your member area better... there are no ways around it.
                How do you protect a member area against password sharing?


                Paul

                Comment

                • azguy
                  Confirmed User
                  • Nov 2004
                  • 5167

                  #9
                  Originally posted by skinnywussy
                  you could have a script that attempted a client proxy connection on the surfer's IP using well known proxy ports (8000, 8080, etc)... this would weed out most of the proxy traffic, but not something like the Tor network.
                  There are over 20 of them. It used to be the usual 3128, 8080, 1080 crap.. now you see 28882, 4440, and the list goes on. I don't think users will like porn sites attempting to connect to their computer.. there are enough myths about this industry

                  Comment

                  • High Plains Drifter
                    Confirmed User
                    • Jun 2005
                    • 2341

                    #10
                    Originally posted by azguy
                    There are over 20 of them. It used to be the usual 3128, 8080, 1080 crap.. now you see 28882, 4440, and the list goes on. I don't think users will like porn sites attempting to connect to their computer.. there are enough myths about this industry
                    Yeah, you could could cycle through all the ports, nmap style, if you really wanted to... but, as you say, its probably not a good idea.

                    Comment

                    • Alky
                      Confirmed User
                      • Apr 2002
                      • 5651

                      #11
                      Originally posted by skinnywussy
                      Yeah, you could could cycle through all the ports, nmap style, if you really wanted to... but, as you say, its probably not a good idea.
                      do you know how unrealistic that is? are you really serious?

                      Comment

                      • azguy
                        Confirmed User
                        • Nov 2004
                        • 5167

                        #12
                        Originally posted by Paul Waters
                        How do you protect a member area against password sharing?
                        It's very simple and I don't understand how after 10 years companies still deal with this shit.

                        1. User signs up, password must be 8 chars or longer with at least 1 digit
                        2. Spend some $$ on a real programmer and come up with a simple, yet very useful, pattern recognition utility that will monitor user activity and detect irregular IP changes, browsers, cookie data. It's not hard.
                        3. Once the software detects unusual activity, disable the freakin account and send further instructions on re-activating it to the user's email.
                        4. Get rid of freakin Basic Authentication..
                        5. Have your login be form-based and implement a Turing test.
                        6. Ask yourself why it took you 10 years to figure this out lol

                        Comment

                        • Alky
                          Confirmed User
                          • Apr 2002
                          • 5651

                          #13
                          Originally posted by azguy
                          2. Spend some $$ on a real programmer and come up with a simple, yet very useful, pattern recognition utility that will monitor user activity and detect irregular IP changes, browsers, cookie data. It's not hard.
                          all that is overkill... if X amount of ip's login with in Y amount of time = disable

                          Comment

                          • azguy
                            Confirmed User
                            • Nov 2004
                            • 5167

                            #14
                            Originally posted by Alky
                            all that is overkill... if X amount of ip's login with in Y amount of time = disable
                            Not true... trust me. There are forums out there that instruct people to connect to the members' area using a SPECIFIC PROXY only.

                            Comment

                            • High Plains Drifter
                              Confirmed User
                              • Jun 2005
                              • 2341

                              #15
                              Originally posted by Alky
                              do you know how unrealistic that is? are you really serious?
                              I guessed you missed the last four words of the post that said NOT A GOOD IDEA. I was thinking of ways to identify a proxy, not specifically for this scenerio.

                              Comment

                              • azguy
                                Confirmed User
                                • Nov 2004
                                • 5167

                                #16
                                Proxies will always be here in one form or another.. especially when the EFF themselves push anonymity technologies

                                Comment

                                • azguy
                                  Confirmed User
                                  • Nov 2004
                                  • 5167

                                  #17
                                  I just set up my 5th box on the Tor network This one is in Argentina. I'm blocking ports that can be abused easily, such as 25.

                                  Comment

                                  • Paul Waters
                                    Confirmed User
                                    • Mar 2003
                                    • 4402

                                    #18
                                    Originally posted by azguy
                                    It's very simple and I don't understand how after 10 years companies still deal with this shit.

                                    1. User signs up, password must be 8 chars or longer with at least 1 digit
                                    2. Spend some $$ on a real programmer and come up with a simple, yet very useful, pattern recognition utility that will monitor user activity and detect irregular IP changes, browsers, cookie data. It's not hard.
                                    3. Once the software detects unusual activity, disable the freakin account and send further instructions on re-activating it to the user's email.
                                    4. Get rid of freakin Basic Authentication..
                                    5. Have your login be form-based and implement a Turing test.
                                    6. Ask yourself why it took you 10 years to figure this out lol
                                    I was about 80% here. Automatically sending the email with re-activating instructions is something I didn't think of. Thank you!



                                    Paul

                                    Comment

                                    • 4Pics
                                      Confirmed User
                                      • Dec 2001
                                      • 7952

                                      #19
                                      I think getting strongbox will save you a lot of time and headache.

                                      Comment

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