Pro OpenSSH [electronic resource] / by Michael Stahnke.

Legacy Protocols: Why replace telnet, ftp, rsh, rcp, rlogin, etc with SSH?- Introducing SSH -- Order of precedence for settings: Whose settings are honored in what order?- Configuring the client: Exploring each configuration in detail -- Configuring the server: Ditto -- SSH Communications administrative console: Automating the manual -- PAM & Passwords -- Cryptographic Keys for hosts and users -- Unique Authentication options: digital Certificates & SecurID -- Tunneling legacy protocols into ssh -- Mixed environments: Open and Commercial SSH -- Securing SSH -- Efficient secure automation designs -- Client alternatives -- Scripting SSH -- Client configuration file switches, their meanings and the defaults table -- Server configuration file switches, their meanings, and the defaults table.

SSH, or Secure Shell, is the de facto standard among users and administrators who wish to establish secure communication between disparate networks. This book is authored by a Fortune 100 system administrator, who will provide you with a highly practical reference for configuring and deploying OpenSSH in your own environment. Some of the topics covered in this book include: OpenSSH installation and configuration, key management, secure logging, client/server architectures, and digital certificates. The author also provides you with complete deployment scenarios that arise daily in enterprise environments, both large and small.

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