Links

General

• http://www.ethicalhacker.net/
• http://seclists.org/

Blogs

• http://carnal0wnage.attackresearch.com/
• http://krebsonsecurity.com/
• http://www.room362.com/blog/
• https://danielmiessler.com/
• https://danielsauder.com/

Exploiting & Co

• https://www.corelan.be/
• http://www.exploit-db.com/
• http://www.fuzzysecurity.com/
• http://packetstormsecurity.com/
• http://shell-storm.org/
• http://www.vividmachines.com/shellcode/shellcode.html
• http://www.codeproject.com/Articles/325776/The-Art-of-Win-Shellcoding

Conferences

• http://www.youtube.com/watch?v=sbZtfeRZgrE
• http://brucon.org
• http://www.defcon.org/
• http://events.ccc.de/congress/
• ftp://ftp.ccc.de/congress/
• http://hack.lu/
• http://nullcon.net

Courses, Videos and so on

• https://www.coursera.org/
• https://iversity.org/
• http://www.professormesser.com/
• http://www.offensive-security.com/community-projects/metasploit-unleashed/
• http://www.securitytube.net/
• https://www.udacity.com/

Magazines

• http://hakin9.org/de
• http://www.net-security.org/insecure-archive.php
• http://www.phrack.org/issues.html

Other stuff

• https://bugcrowd.com/list-of-bug-bounty-programs/
• https://isc.sans.edu/

Tools & Downloads

• http://www.oxid.it/cain.html
• http://www.kali.org/
• http://www.metasploit.com/
• http://www.nirsoft.net/
• http://nmap.org/
• http://www.ollydbg.de/
• http://project-rainbowcrack.com/
• http://sourceforge.net/projects/networkminer/
• http://www.networknotepad.com/
• http://technet.microsoft.com/de-de/sysinternals/
• http://www.wireshark.org/
• http://opensecuritytraining.info/

Certifications

• http://www.comptia.org/
• http://www.giac.org/
• http://www.iacertification.org/
• http://www.offensive-security.com/
• http://www.securitytube-training.com/