ncrack: ncrack (network authentication cracking tool) ncrack: ncrack: Ncrack is a high-speed network authentication cracking tool. It was ncrack: built to help companies secure their networks by proactively testing ncrack: all their hosts and networking devices for poor passwords. Security ncrack: professionals also rely on Ncrack when auditing their clients. Ncrack ncrack: was designed using a modular approach, a command-line syntax similar ncrack: to Nmap and a dynamic engine that can adapt its behaviour based on ncrack: network feedback. It allows for rapid, yet reliable large-scale ncrack: auditing of multiple hosts. ncrack: Homepage: https://nmap.org/ncrack/