R6.5 adds support for several new TLS and SSH extensions.
Enhanced TLS session reuse compatibility in FTP
The control connection's TLS session is now reused for all data connections. Previously, the TLS session of the last data connection has been used instead.
To restore the previous behavior, set
ReuseDataConnectionSession option to
Support for more SSH extensions
Added support for
server-sig-algs SSH extension (RFC 8332) and for SSH extension negotiation (RFC 8308).
TLS 1.2 improvements
Added support for TLS extended master secret extension (RFC 7627) and fixed several issues.
OAuth 2.0 fixes in POP3
Fixed an issue in handling OAuth 2.0 authentication errors in
For a detailed list of changes, see the release history.