Tyler Hudak, Brad Sibley, «OpenSSH: A Survival Guide for Secure Shell Handling (Version 1.0)»

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Tyler Hudak, Brad Sibley, «OpenSSH: A Survival Guide for Secure Shell Handling (Version 1.0)»

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The OpenSSH suite of tools provides replacements for some of the common administrative tools used today such as telnet, FTP and the r-utilities; yet, these tools, considered insecure because they use clear-text communication over the network, are in still in common use. OpenSSH provides an encrypted channel between computers and remote servers to ensure against a malicious attacker intercepting and reading information in transit.