TinyWall - Lightweight and non-intrusive firewall
Fail2ban - Intrusion prevention framework
SonicWall - SonicWall security solutions protects your network, systems, users and data from cyber threats.
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.
Windows 10 Firewall Control - Windows 10 Firewall Control: simple and exhaustive solution for applications network activity controlling and monitoring.
SSHGuard - SSHGuard monitors services through their logging activity.