EyeLog is a flexible and extensible log analyzer for any type of log file. It allows one to define custom regular expressions (perl-style) for pattern matching and custom printf formats for reporting. The goal is to provide a universal log analysis tool.
This is a program that watches your system log files, looking for hack attempts. It instanty reacts to potential security breaches by (for instance) adding firewall rules to cut off the attacker.
This tool will allow obfuscation of UNIX scripts listing an interpreter as the first line. It is most useful for distributing functionality in a commercial product or a high user volume environment where you wish to hide proprietary information.