Appendix C. Other Useful Linux Security Tools

The following appendix provides links to various Linux security and system administration tools. Some are essential, some are merely interesting, but nearly all are free.

Tool or Resource: Abacus Project

Keywords: Network monitoring

Notes: None.

URL: http://www.psionic.com/abacus/

Description: The Abacus Project offers several tools for logging, intrusion detection, and general system management. Of these, the most interesting is HostSentry. Its author describes it as a host-based login anomaly detection and response tool. Other Abacus Project tools analyze logs and defend against port scan attacks in real-time.

Tool or Resource: Acme.Nnrpd

Keywords: Network news access

Notes: Requires Java.

URL: http://www.acme.com/java/software/Package-Acme.Nnrpd.html ...

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