Hacker

This Web site features a library and download area. Library features readmes on hacking and learning computer basics for the beginner. Download area contains everything from scanners to flooders to crackers to denial of service (DoS) attacks.

Alw.nih.gov

Security directory contains a large amount of security tools.

anticode.com

Exploits, DoS attacks, key loggers, mail bombs, mirc scripts, scanners, sniffers, password crackers, trojans, and so on. This site is well maintained and updated often.

auscert.org.au

Australian computer emergency response team. Contains a lot of information on exploits and how they work.

Astalavista.com

A great search engine for hacker tools and exploits.

bugtraq.com

A database of useful information on security and exploits.

CERIAS.CS.PURDUE.EDU

Contains a large amount of information and tools on network security. Used to be called coast.

Cert.org

Computer emergency response team's Web site run out of Carnegie Mellon University. Contains useful information on attacks and how to protect against them.

CIAC.LLNL.GOV

Contains virus information, up-to-date bulletins, mailing lists, security resources, tools, and operating systems. This is a white hat site, especially considering the government runs it.

cultdeadcow.com

Home page for a hacking group. Features their program Back Orifice, which is a remote administrative tool.

ftp.cert.dfn.de

FTP site with tools, cryptography, dictionaries, viruses, and so on.

deny.de

Web page full of hacking utilities, texts, scripts, and programs. This page has many resources and some information for beginners.

elitehackers.com

Message board with knowledgeable hackers. Very useful for finding out latest known exploits and getting advice.

ENSLAVER.COM

Exploits and, scripts, all listed on FTP site.

firosoft.com/security/philez

Exploits, tools, and text files, split into directories labeled as such. Categories labeled according to operating system.

First.org

Organization of incident response teams.

ftp.nec.com

Contains a large repository of tools in the /pub/security directory.

ftp.porcupine.org

Lots of security tools, unlabeled and unsorted.

ftp.win.tue.nl

The /pub/security directory contains a large repository of security tools.

geek-speak.net

A site dedicated largely to whitepapers on different computer security topics. Allows you to search the site for what you are looking for.

hack.co.za

Tons of exploits placed under categories by operating system or exploit type. Constantly updated with latest exploits.

Hackernews.com

Daily news about the hacker community.

hackersclub.com

Enormous amount of resources and text files from as far back as 1998, but still kept up-to-date. File area is dedicated to operating systems and types (hacking, cracking, phreaking, and wordlists).

infosyssec.net

Plenty of news resources from viruses to exploits to overall security. There is a search engine for virus, security, and anti-virus products. Includes tons of other search engines[md]too many to list.

infowar.co.uk

This Web site is dedicated to articles, advisories, and tools.

insecure.org

News, exploits (Win, Linux, Solaris, and so on), security tools, and whitepapers, updated regularly.

L0pht.com

Contains a great deal of useful tools and papers on network security and hacking.

net.tamu.edu

Security tools located in http://net.tamu.edu/network/public.html.

neworder.box.sk

Well maintained site featuring all sorts of computer hacking programs subdivided by area, such as phreaking, cryptography, operating system, and so on. The searchable database for exploits is constantly updated.

ntobjectives.com

Security tools oriented site with several products for free download. Also has other various tools.

packetstorm.securify.com

News/exploit site with constantly updated database of exploits. Comes with explanation as well as actual exploit. Searchable database of papers, exploits, and so on.

Phrack.com

An online network security magazine that contains a lot of useful information.

porcupine.org

Tools and papers on auditing the security of a network.

rogenic.com

Very large and frequently updated site with loads of exploits.

rootshell.com

This site features custom made exploits on different systems. The site researches and implements many different exploits. There is also a searchable database and documentation.

SANS.ORG

The SANS Institute home page contains a lot of information on security conferences and certification, and the Global Incident Analysis Center (GIAC) offers a lot of information on exploits and what can be done to prevent against them. It also has an excellent security poster that it updates each year.

securiteam.com

Web site featuring news articles regarding security-related issues. Lists exploits and tools as well of all sorts of different software. Tools include scanners, operating system detects, and DoS tools.

Securityfocus.com

Home of BugTraq and other useful information on exploits.

Securitysearch.net

Useful security portal.

Sysinternals.com

Contains a large repository of tools.

technotronic.com

Contains a large archive on security vulnerabilities and exploits.

torus.ndirect.co.uk

Multiple resource hacking site with information on hacking, encryption, viruses, and even papers.

ussrback.com

Self-discovering exploit site. Offers p-to-date exploits, advisories, library, and cryptography.

warmaster.de

Exploits/hacks divided by operating system. Features text files and interviews. This site has a large selection, some obsolete.

whitehats.com

Contains a large repository of hacking tools.

Wiretrip.net/rfp

Rainforest puppy's Web site that contains CGI vulnerability information and NT exploits.

www-arc.com

System and network scanners available for download. Exploit bulletin board.

xforce.iss.net

Home of security program for ISS offers security alerts, bulletins, mailing lists, and so on.