POP3 Protection Settings. How to enable and configure POP3 protection for your Windows Server.
Intrusion prevention system for your Windows Server

POP3 Brute-Force Protection

POP3 Protection Overview

RdpGuard protects your POP3 server from brute-force attacks.

It works with POP3 ports or logs on your server to detect and blocks attacker's IP addresses when the number of failed login attempts from the single IP address reaches a set limit.

Check the instructions below to learn how to enable and configure POP3 protection.

To Enable and Configure POP3 Protection

Start RdpGuard Dashboard and click on the link next to POP3

pop3 protection link

POP3 Protection Link in RdpGuard Dashboard

POP3 Settings dialog will open:

pop3 detection engine settings

POP3 Detection Engine Settings

Monitoring method for POP3 protocol

The following monitoring methods are supported for POP3 protocol:

  • Traffic based monitoring
  • Log based monitoring

Traffic based monitoring works with any POP3 server, SSL/TLS connections are not supported.

Log based monitoring works with particular POP3 server's logs. SSL/TLS connections are supported.

Traffic based monitoring

The following traffic based monitoring methods are supported

  • Raw Sockets - Does not work on Windows Server 2008 or with firewalls.
  • WinPcap - Works on all Windows Editions, WinPcap must be installed.

POP3 port

You may specify multiple comma-separated ports for POP3 traffic monitoring.

Log based monitoring

Log based pop3 monitoring

Log based POP3 Monitoring

Server type

The following POP3 servers are supported for now:

  • MailEnable
  • Kerio Connect
  • hMailServer
  • MS-Exchange
  • Axigen Mail Server

Log files directory

Specify log files directory used by selected POP3 server.

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