Sshguard documentation

There is some documentation available for sshguard:

• setup: a complete, step-by-step guide to get sshguard working on your host
• whitelisting: explains how to use address whitelisting to protect valid users from accidental blocking
• log message authentication: explains how to authenticate logging activity (in sshguard ≥1.1)
• backend extension: for making sshguard use custom actions for blocking/releasing addresses

Moreover, this additional material may be found useful:

• Frequently Asked Questions (FAQ)
• man pages: sshguard 1.x man page and sshuard 0.x man page
• README files with notes and quick setup instructions: sshguard 0.x README and sshguard 1.x README

There is security documentation that explains the security policy around the application.

There is maintainers documentation for helping in building sshguard packages.

Technical details on some relevant internal of sshguard are also briefly described in the sshguard technology page.

Visitors from the linux.com article are recommended to read some notes wrt the sshguard review at linux.com.