Fail2ban - Intrusion prevention framework
Pinguy Builder - A fork of Remastersys
SSHGuard - SSHGuard monitors services through their logging activity.
Cubic - Cubic (Custom Ubuntu ISO Creator) is a GUI wizard to create a customized bootable Ubuntu Live CD...
RdpGuard - RdpGuard allows you to protect your Remote Desktop (RDP), POP3, FTP, SMTP, IMAP, MSSQL, MySQL, VoIP/SIP from brute-force attacks by blocking attacker's IP address. Fail2Ban for Windows.
Linux Live Kit - Linux Live Kit the ultimate way to bring your linux to life. Create your own live distribution