This release includes various small new features including client agent forwarding and improved keepalive/idle-timeout handling. Port forwards now accept a listening address. A number of performance and memory use improvements have also been made. As usual, this release also fixes some bugs.
A few improvements were made to the client, such
as support for multihop connections (useful for
scp/rsync), email@example.com compression, and sftp
subsystem support. The server portion now supports
some restrictions in authorized_key entries. The
release also has a few minor bugfixes.
This release adds various new features such as
backgrounding for dbclient and binding to
particular addresses for the server. It also has
various bugfixes, particularly in the channel
handling code. It includes a security fix for
handling mismatching hostkeys with dbclient.