A simple and thoroughly illustrated book on system's security through log analysis with the help of one of the today's very promising security tool OSSEC. Goal for this thesis is to think for a complete security solution instead of using multiple softwares for different types of security issues. Log analysis can be very effective if used with proper understanding and tool. This work is a step for this type of approach. Это и многое другое вы найдете в книге System security through log analysis (Shubham Raina)