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    Prevent users on local workstations from changing the time

    IT Discussion
    security group policy
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    • scottalanmillerS
      scottalanmiller
      last edited by

      There is no, there is nothing you can do to stop an admin on a box. GPO cannot override an admin.

      1 Reply Last reply Reply Quote 0
      • CCWTechC
        CCWTech
        last edited by

        Even if the link I posted was put into place on each PC?

        (I know an admin could change it but it may keep the dumb one's from doing it.)

        scottalanmillerS 1 Reply Last reply Reply Quote 0
        • scottalanmillerS
          scottalanmiller @CCWTech
          last edited by

          @ccwtech said in Prevent users on local workstations from changing the time:

          Even if the link I posted was put into place on each PC?

          (I know an admin could change it but it may keep the dumb one's from doing it.)

          You can make it annoying, but they can just look it up and change it 🙂 You have no power that they don''t have, is the fundamental problem.

          1 Reply Last reply Reply Quote 0
          • dbeatoD
            dbeato @CCWTech
            last edited by

            @ccwtech said in Prevent users on local workstations from changing the time:

            Is there a way via group policy to prevent the users from changing the time on their workstations?

            I know, don't make them administrators, but I do not have a choice. Lazy software designer made a program that the user must have local administrator access.

            I see this fix here, but don't know if it can be done via GPO...

            https://www.sevenforums.com/tutorials/113557-date-time-allow-prevent-users-groups-changing.html

            If you have a domain and you setup the time over GPO and all the computers are joined to the domain, the time wilk be taken from the DC. No matter how many times the person changes the time, the time is reverted back to the DC times in less than 5 minutes.

            CCWTechC 1 Reply Last reply Reply Quote 0
            • CCWTechC
              CCWTech @dbeato
              last edited by

              @dbeato Yes, but they move the clock back 10 minutes, clock in, and then they move it back to the real time.

              dbeatoD scottalanmillerS RomoR 3 Replies Last reply Reply Quote 0
              • dbeatoD
                dbeato @CCWTech
                last edited by

                @ccwtech said in Prevent users on local workstations from changing the time:

                @dbeato Yes, but they move the clock back 10 minutes, clock in, and then they move it back to the real time.

                Maybe move the clock in and out machine to something external to your computers then. We have PayClocks.

                1 Reply Last reply Reply Quote 2
                • scottalanmillerS
                  scottalanmiller @CCWTech
                  last edited by

                  @ccwtech said in Prevent users on local workstations from changing the time:

                  @dbeato Yes, but they move the clock back 10 minutes, clock in, and then they move it back to the real time.

                  Wow. That's both incredibly bad from an ethics standpoint, and also from a timeclock one. The timeclock just accepts any arbitrary remote client's claim to the time?

                  1 Reply Last reply Reply Quote 3
                  • scottalanmillerS
                    scottalanmiller
                    last edited by

                    For something like this, those people will definitely make an effort to find away around any system that you put in place. This isn't casual disruption, this is seriously intentional fraud going on.

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                    • CCWTechC
                      CCWTech
                      last edited by

                      Even if I could get an alert or email when any of the times were manually changed....

                      Some people will be out of a job soon but want to see what can be done to prevent/detect it...

                      scottalanmillerS 1 Reply Last reply Reply Quote 0
                      • scottalanmillerS
                        scottalanmiller @CCWTech
                        last edited by

                        @ccwtech said in Prevent users on local workstations from changing the time:

                        Even if I could get an alert or email when any of the times were manually changed....

                        Some people will be out of a job soon but want to see what can be done to prevent/detect it...

                        Time can’t really be detected from inside a system. Only from outside. Because the system can’t tell that time is changing. It has no means of observing it.

                        1 Reply Last reply Reply Quote 1
                        • scottalanmillerS
                          scottalanmiller
                          last edited by

                          So an external system that monitors the time could work. But it would be simpler to just get a functional time clock system. Recording the time externally is definitely the easy answer.

                          dbeatoD 1 Reply Last reply Reply Quote 2
                          • dbeatoD
                            dbeato @scottalanmiller
                            last edited by

                            @scottalanmiller said in Prevent users on local workstations from changing the time:

                            So an external system that monitors the time could work. But it would be simpler to just get a functional time clock system. Recording the time externally is definitely the easy answer.

                            Agreed!

                            1 Reply Last reply Reply Quote 0
                            • RomoR
                              Romo @CCWTech
                              last edited by

                              @ccwtech said in Prevent users on local workstations from changing the time:

                              @dbeato Yes, but they move the clock back 10 minutes, clock in, and then they move it back to the real time.

                              The backend should be the one setting the time when saving to the db. Why accept the time from the clients if it could easily be modified like this.

                              CCWTechC 1 Reply Last reply Reply Quote 0
                              • CCWTechC
                                CCWTech @Romo
                                last edited by

                                @romo said in Prevent users on local workstations from changing the time:

                                @ccwtech said in Prevent users on local workstations from changing the time:

                                @dbeato Yes, but they move the clock back 10 minutes, clock in, and then they move it back to the real time.

                                The backend should be the one setting the time when saving to the db. Why accept the time from the clients if it could easily be modified like this.

                                Yes, the program is supposed to pull the server time but is not doing that for some reason. I am working on that angle as well.

                                StrongBadS 1 Reply Last reply Reply Quote 2
                                • StrongBadS
                                  StrongBad @CCWTech
                                  last edited by

                                  @ccwtech said in Prevent users on local workstations from changing the time:

                                  @romo said in Prevent users on local workstations from changing the time:

                                  @ccwtech said in Prevent users on local workstations from changing the time:

                                  @dbeato Yes, but they move the clock back 10 minutes, clock in, and then they move it back to the real time.

                                  The backend should be the one setting the time when saving to the db. Why accept the time from the clients if it could easily be modified like this.

                                  Yes, the program is supposed to pull the server time but is not doing that for some reason. I am working on that angle as well.

                                  Probably triggers NTP from time to time and they hit it in between the cycles.

                                  1 Reply Last reply Reply Quote 2
                                  • scottalanmillerS
                                    scottalanmiller
                                    last edited by

                                    https://images.i.thechive.com/__61a4ac30b486d0d0a7eb26f971546655_width-600.jpeg

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