Network security is probably one of the most crucial aspects of protecting your important business data and information, but it’s also a little tricky to figure out by yourself. There’s all kinds of tools out there, free and otherwise, and the technical lingo can be pretty difficult to decipher. So, we’ve put together a list of the top 5 network security tools that could work well for you and your business, and that will help you ensure that your important information is safe and secure.
Nessus – One of the world’s most popular network security tools, Nessus is a vulnerability scanner that alerts its user to any weak points in your computer that could allow malicious hackers access to any computer, and thus the data, in your network. Nessus is free for personal use.
Wireshark – Originally named Ethereal, Wireshark is a network packet analyzer. This means that Wireshark analyzes data that come in through your network and turns it into a human readable form, so that network technicians can determine where issues lie in the network itself. Wireshark is also a free software that can be a great resource in advancing your network security.
Snort – Snort is a comprehensive Intrusion Detection System (IDS) that essentially functions to detect and alert users of suspicious traffic. Snort is a reactive IDS, which means that it can take actions to prevent the threat, generally by blocking any more information from the suspicious URL. Another freely available tool, Snort functions on many platforms, including Linux and Windows.
Netcat – Netcat performs many useful tasks for its users, but the most important in regards to network security are its debugging and investigation capabilities. Also freely available, Netcat can read and write data across data connections, making it a great option for any network security need.
Metasploit Framework – Available in both free and premium versions, Metasploit Framework is a penetration testing software. Metasploit is a great tool because as a framework, it allows the user much more versatility. Users can create tools that are specific to the security testing tasks they need completed, which means that you’re ensured exactly the kind of network security testing you or your business requires.
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