fl0p is a passive L7 flow fingerprinter that
examines TCP/UDP/ICMP packet sequences, can peek
into cryptographic tunnels, can tell human beings
and robots apart, and performs a couple of other
infosec-related tricks.
Open source project that offer summary and download services on this page is a project that carry out their development work on other open source development sites. Their work is linked to this page via a feature called OFI, and their work is not carried out here on OSDN site.