SFTP: Improved key-only variant of Login method when the server requests further authentication and AuthenticationRequest event has been registered.
SCP: Improved key-only variant of Login method when the server requests further authentication and AuthenticationRequest event has been registered.
File Server: Added support for SSH extension negotiation (RFC 8308).
SSH Shell: Improved key-only variant of Login method when the server requests further authentication and AuthenticationRequest event has been registered.
SSH: Added support for 'server-sig-algs' SSH extension (RFC 8332).
SSH: Improved logging of 'partial success' authentication responses.
TLS Core: Added support for TLS extended master secret extension (RFC 7627).
Common: Improved internal asynchronous infrastructure for old platforms.