professional tool to capture wlan data on all 14 channels simultanously - to be able to gather all data even if target roams or changes channels.

, wep/wpa decryptions extremely fast in fpga, simple and automated user inteface
Category:   Software > Sniffing
Software > Monitoring

simple password sniffer. handles FTP, Telnet, HTTP, POP, NNTP, IMAP, SNMP, LDAP, Rlogin, NFS, SOCKS, X11, IRC, AIM, CVS, ICQ, Napster, Citrix ICA, Symantec pcAnywhere, NAI Sniffer, Microsoft SMB, and Oracle SQL*Net auth info. goes beyond most sniffers in that it minimally parses each application protocol, only saving the "interesting" bits. uses Berkeley DB as its output file format, logging only unique auth info. supports full TCP/IP reassembly, courtesy of libnids (all of the following tools do, as well).
Category:   Software > Sniffing

btscanner is a tool designed specifically to extract as much information as possible from a Bluetooth device without the requirement to pair. A detailed information screen extracts HCI and SDP information, and maintains an open connection to monitor the RSSI and link quality. btscanner is based on the BlueZ Bluetooth stack, which is included with recent Linux kernels, and the the BlueZ toolset. btscanner also contains a complete listing of the IEEE OUI numbers and class lookup tables. Using the information gathered from these sources it is possible to make educated guesses as to the host device type.
Category:   Software > Sniffing

Ettercap is a suite for man in the middle attacks on LAN. It features sniffing of live connections, content filtering on the fly and many other interesting tricks.
It supports active and passive dissection of many protocols (even ciphered ones) and includes many feature for network and host analysis.
Category:   Software > Sniffing

Packet Analyzer Pro edition is an advanced packet analysis and sniffing tool with powerful protocol decodes capabilities. It captures and analyzes LAN traffic to help you identify network problems effectively
Category:   Software > Sniffing