SSH – Show Supported (Encryption) Algorithms

If you want to verify what your SSH server is providing to clients as options of supported algorithms you can use the following command: It makes use of an NMAP script “ssh2-enum-algos.nse” to enumerate the list of algorithms that the SSH server supports. Useful if you are having issues with clients connecting using supported methods, … Read more

NMAP Port Scanning States

NMAP (Network Mapper) is a great tool for scanning your network to identify active hosts and the open/available services they have. NMAP provides quite a granular output for the port states, six in-fact, rather than just an open and closed. I’ll give a brief overview of the three main ones you’ll come across: Open, Closed … Read more

Simple Nmap Ping Scan Example

NMAP (Network Mapper) is a great tool for scanning a network for hosts and devices. I’m going to write a more in-depth article soon, but for now here is a good command that can be used to scan your network (with a ping scan). By default Nmap will perform a reverse DNS lookup on the … Read more