Utilities

Network Information Center Lookups

ARIN

APNIC

RIPE

KORNIC

Network and Security Resources

Internet LookingGlass Sites

Online BIT Calculator

Internet Storm Center

Carnegie Mellon CERT

SANS Institute

ISTS Security News

Web Based Firewall Test

LURHQ Security Research

Security Wizardry

Network Testing and debugging tools

*NIX Apps

IPUTILS-TRACEPATH - To test TCP port connectivity from src to dst

SNORT Intrusion Detection System

Linux Intrusion Detection System

Analysis Console for Intrusion Databases

SNORTCENTER IDS Managment Console

p0f - Passive OS Fingerprinting v1

p0f - Passive OS Fingerprinting v2

JAMDB Music Database Interface

Windows Apps

Cisco Type 7 Password Decrypter

PuTTy A Free SSH/TELNET client

TightVNC viewer (executable)

PSTools; A toolset to administer remote or local Windows 2K/XP/NT Computers

TCPView: Ultility to view TCP/UDP endpoints and the process that owns the connection

CYGWIN Unix-like environment for Windows

Mozilla FireFox Browser

Mozilla Thunderbird Mail Client

Spybot Search and Destroy (Spyware removal)

PIDGIN - XMPP IM Client with support for multiple protocols (AIM,MSN,YAHOO,etc)

ANGRY IP Scanner

Windows Resource Hacker

JV16 Powertools registry editor/cleaner