nmap (Network Mapper) is an open source tool for network exploration and security auditing and a powerfull port scanner. It can be used locally on localhost as netstat alternative, but it’s main use case is to scan remote hosts for […]
LUKS (Linux Unified Key Setup) is encryption standard designed for Linux to encrypt Linux volumes or partitions. The implementation of LUKS is based on cryptsetup script as a basic disk encryption backend tool. In this tutorial we will create Linux […]
If you suspect that your system was compromised and files and/or their permissions were modified by the intruder, you can use AIDE to check your file system against some modifications. AIDE (Advanced Intrusion Detection Environment) is a file integrity checker […]
SELinux (Security Enhanced Linux) is an additional method of Linux system protection. It’s a group of security contexts that determine which process can access which files, directories, ports, etc… SELinux has three modes: Enforcing: SELinux protects files, directories, ports against […]
Brute Force Attack consists of systematically checking all possible passwords until the correct one is found. If the host is exposed directly to the Internet (WAN) and SSH service is running on the host, it becomes a subject of constant […]
