Support has been added for the ChaCha20/Poly1305 and AES-GCM ciphers and the UMAC-128 MAC algorithm.
Support has been added for public-key authentication with OpenSSH certificates.
Support has been added for UMAC-128 MAC algorithm.
SHA-2 fingerprints are now also shown in base64 in addition to hexadecimal.
The SHA-2 fingerprint is also shown in base64 when keys are created or displayed using the -l and -f flags.