hardening

  1. Multiple failed authentication timeouts from various IPs.

    We are trying to find ways to harden our hosted 3cx. We have had weeks now of " The IP has been blacklisted Reason: too many failed attempts." We are wondering if there is a way to have our public IP cycled or for additional hardening measures to take to prevent this from happening. Thanks,
  2. JCLloyd

    Solved { Solved} Looking For Security/Harding Guidelines: Remote Login Attempts

    Are there decent 3CX guidelines or online training related to how far I can go to harden the system? I want to block unwanted remote access attempts I am seeing on the system. I am trying NOT to lock it down to the point it is useless. I did find this interesting link, but it is very generic...
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