We’ve put together the 6 free security software tools¬†for system administrators.¬†These tools are supposed to make your job easier and help you solve security problems more quickly.

1. KeePass Password Safe

Free open source password manager, it helps you manage your passwords safely. You can store all your passwords in a database locked by a master key or key file. Databases are encrypted using the best encryption algorithms, the safest currently available (AES and Twofish).

2. Malwarebytes Anti-Malware

This tool searches for and removes malware, including fraudulent security software, adware, and spyware. It parses rather than examining all open files, which reduces interference if another on-demand anti-malware software is running on the computer at the same time.

3. Nmap (“Network Mapper”)

Network analysis and detection tool at the host level, it can be useful during several stages of intrusion tests. Can be used as a vulnerability detector or as a security analyzer.

4. Wireshark Network Protocol Analyzer

Open source network protocol analyzer allowing users to interactively browse data traffic in a computer network. This parser runs on Unix, Linux and Microsoft Windows operating systems, it uses the GTK + toolkit and pcap for packet capture.

5. Spiceworks Network Monitor

This tool provides real-time monitoring of your SNMP-enabled servers and network devices and provides statistics about them. It can be used in addition to Spiceworks’s technical support and inventory management IT tools.

6. NetCrunch Tools

Essential and free toolbox running Windows, for network professionals. This toolbox monitors network, servers and applications, as well as network mapping, diagnostic tools and reports.