System Hardening
Tips on System Penetration Testing How to check for system vulnerabilities through self-audits. A few of these tools can be used offensively. It is bad etiquette to use them on systems which you do not own. Please respect others and do not attempt to cause harm. Lynis Local testing suite which not only tests for security weaknesses, but also that best practices are being used in a POSIX environment (UNIX/Linux type standard). ...