Red Team stuff here:
http://blog.spiderlabs.com/
http://redteams.net/
http://www.pentest-standard.org/index.php/Main_Page
http://www.pen-tests.com/
http://csrc.nist.gov/publications/nistpubs/800-115/SP800-115.pdf
https://www.owasp.org/images/5/56/OWASP_Testing_Guide_v3.pdf
http://www.vulnerabilityassessment.co.uk/Penetration%20Test.html
http://www.isecom.org/research/osstmm.html
http://www.kali.org/ http://www.offensive-security.com/ http://www.social-engineer.org/
http://redteamjournal.com/
https://pentestmag.com/
http://www.securitytube-training.com/online-courses/securitytube-python-scripting-expert/index.html
http://www.codecademy.com/