wolfSSH Supported RFCs

wolfSSH supports the following RFCs:

• RFC 4250 – The Secure Shell (SSH) Protocol Assigned Numbers
• RFC 4251 – The Secure Shell (SSH) Protocol Architecture
• RFC 4252 – The Secure Shell (SSH) Authentication Protocol
• RFC 4253 – The Secure Shell (SSH) Transport Layer Protocol
• RFC 4256 - Generic Message Exchange Authentication for the Secure Shell Protocol (SSH)
• RFC 4344 – The Secure Shell (SSH) Transport Layer Encryption Modes
• RFC 4419 – Diffie-Hellman Group Exchange for the Secure Shell (SSH) Transport Layer Protocol
• RFC 5647 – AES Galois Counter Mode for the Secure Shell Transport Layer Protocol (modified for OpenSSH's implementation)
• RFC 5656 – Elliptic Curve Algorithm Integration in the Secure Shell Transport Layer
• RFC 6668 – SHA-2 Data Integrity Verification for the Secure Shell (SSH) Transport Layer Protocol

wolfSSH also supports the following SSH features not included in an RFC:

• SSH File Transfer Protocol (SFTP) is supported per Draft 2 of the unreleased RFC
• Secure Copy (SCP) is supported per the blog post "How the SCP protocol works" by Jan Pechanec, archived at the Internet Archive
• SSH Agent in the client and echoserver is supported per Draft 2 of the unreleased RFC