Greenix360 Firewall

  • Straight-forward SPI iptables firewall script
  • Daemon process that checks for login authentication failures for:POP3/IMAP login tracking to enforce logins per hour
    • Courier imap, Dovecot, uw-imap, Kerio
    • openSSH
    • cPanel, WHM, Webmail (cPanel servers only)
    • Pure-ftpd, vsftpd, Proftpd
    • Password protected web pages (htpasswd)
    • Mod_security failures (v1 and v2)
    • Suhosin failures
    • Exim SMTP AUTH
    • Custom login failures with separate log file and regular expression matching
  • SSH login notification
  • SU login notification
  • Excessive connection blocking
  • Block traffic on unused server IP addresses - helps reduce the risk to your server
  • Alert when end-user scripts sending excessive emails per hour - for identifying spamming scripts
  • Suspicious process reporting - reports potential exploits running on the server
  • Excessive user processes reporting
  • Excessive user process usage reporting and optional termination
  • Suspicious file reporting - reports potential exploit files in /tmp and similar directories
  • Directory and file watching - reports if a watched directory or a file changes
  • Block traffic on the DShield Block List and the Spamhaus DROP List
  • BOGON packet protection
  • Server Security Check
  • mod_security log reporting
  • Email relay tracking - tracks all email sent through the server and issues alerts for excessive usage
  • IDS (Intrusion Detection System) - the last line of detection alerts you to changes to system and application binaries
  • SYN Flood protection
  • Ping of death protection
  • Port Scan tracking and blocking
  • Permanent and Temporary (with TTL) IP blocking
  • Exploit checks
  • Account modification tracking - sends alerts if an account entry is modified
  • Shared syslog aware
  • Port Flooding Detection - Per IP, per Port connection flooding detection and mitigation to help block DOS attacks
  • Distributed Login Failure Attack detection
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