libssh-4 0.9.3-2ubuntu2.3 (amd64 binary) in ubuntu focal

 The ssh library was designed to be used by programmers needing a working SSH
 implementation by the mean of a library. The complete control of the client
 is made by the programmer. With libssh, you can remotely execute programs,
 transfer files, use a secure and transparent tunnel for your remote programs.
 With its SFTP implementation, you can play with remote files easily.
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 This package contains shared libraries linked against OpenSSL.