You can use this tool to track down network problems, to detect "ping attacks" or to monitor network activities.
Snort has a real-time alerting capability, with alerts being sent to syslog, a separate "alert" file, or even to a Windows computer via Samba.
Some of the rootkits that chkrootkit identifies are: 1. It includes an advanced key management facility and is compliant with the proposed Open PGP Internet standard as described in RFC2440.
Gnu PG does not use any patented algorithms so it cannot be compatible with PGP2 because it uses IDEA (which is patented worldwide).
Using the IP and the Ethernet injection modes, almost any custom packet can be crafted and injected.
Install nemesis in ubuntu sudo aptitude install nemesis 11) Tcpdump -- A powerful tool for network monitoring and data acquisition This program allows you to dump the traffic on a network.