OpenSSH vs WireGuard

OpenSSH

Description: OpenSSH is a free and open source suite of network connectivity tools for remote login and other secure network services over an unsecured network. It provides secure encrypted communication channels between two devices.

Type: software

Pricing: Open Source

WireGuard

Description: WireGuard is an extremely simple yet fast and modern VPN that utilizes state-of-the-art cryptography. It aims to be faster, simpler, leaner, and more useful than IPsec. WireGuard is designed as a general purpose VPN for running on embedded interfaces and super computers alike.

Type: software

Pricing: Free

OpenSSH Features

• Secure remote login
• Secure file transfer
• Secure port forwarding
• Support for various authentication methods (e.g., password, public key)
• Encryption of network traffic using strong ciphers
• Support for various operating systems (e.g., Linux, macOS, Windows)
• Compatibility with a wide range of network devices and protocols

WireGuard Features

• Uses modern cryptography like Curve25519, ChaCha20, Poly1305, BLAKE2, SipHash24
• Minimal attack surface
• Small codebase (~4k LoC)
• High performance
• Built-in roaming
• Stealthy VPN - appears as regular traffic
• NAT traversal

OpenSSH

• Open Source

WireGuard

• Free