OpenVPN vs PuTTY

OpenVPN

Description: OpenVPN is an open-source software application that implements virtual private network (VPN) techniques for creating secure point-to-point or site-to-site connections in routed or bridged configurations and remote access facilities. It uses a custom security protocol that utilizes SSL/TLS for key exchange. It is capable of traversing network address translation (NAT) and firewalls.

Type: software

Pricing: Free

PuTTY

Description: PuTTY is a popular open-source terminal emulator and SSH client for Windows. Developed by Simon Tatham, PuTTY provides a lightweight and versatile tool for connecting to remote servers using various network protocols, including SSH, Telnet, and Rlogin. It is widely used for secure and convenient command-line access to remote systems.

Type: software

Pricing: Open Source

OpenVPN Features

• Encryption - Uses OpenSSL encryption to secure data
• Authentication - Supports certificate-based authentication
• Routing - Routes traffic through VPN tunnel
• NAT Traversal - Can traverse NAT firewalls
• Platform Support - Available on Windows, Linux, Mac, Android, iOS
• Plugins - Extensible through plugins
• Protocols - Supports UDP and TCP protocols

PuTTY Features

• SSH client
• Telnet client
• Rlogin client
• Raw socket connection
• Serial port connection
• Basic file transfer (SCP and SFTP)
• Proxying for tunneling connections through HTTP proxies
• Local terminal emulator (with VT100 and VT52 emulation)
• Configurable keyboard shortcuts
• Session logging

OpenVPN

• Free

PuTTY

• Open Source