OpenSSH is the premier connectivity tool for remote login with the SSH protocol. It encrypts all traffic to eliminate eavesdropping, connection hijacking. Developed by Theo de Raadt
License: Open Source
PAC Manager is a graphical tool focused on providing a user-friendly interface for managing SSH connections, while OpenSSH is a robust command-line tool that offers extensive configuration options and is widely used for secure network communications. The choice between the two depends on user preference for graphical vs command-line management and the need for advanced features.