For anyone else curious, Andrew Johnson's letters are (I think): OSCE https://en.wikipedia.org/wiki/Organization_for_Security_and_Co-operation_in_Europe https:

For anyone else curious, Andrew Johnson's letters are (I think): OSCE https://en.wikipedia.org/wiki/Organization_for_Security_and_Co-operation_in_Europe https://en.wikipedia.org/wiki/Organization_for_Security_and_... OSCP http://en.wikipedia.org/wiki/Offensive_Security_Certified_Professional http://en.wikipedia.org/wiki/Offensive_Security_Certified_Pr... GWAPT http://www.giac.org/certification/web-application-penetration-tester-gwapt http://www.giac.org/certification/web-application-penetratio... GPEN http://www.giac.org/certification/penetration-tester-gpen http://www.giac.org/certification/penetration-tester-gpen GCIA http://www.giac.org/certification/certified-intrusion-analyst-gcia http://www.giac.org/certification/certified-intrusion-analys... GCIH http://www.giac.org/certification/certified-incident-handler-gcih http://www.giac.org/certification/certified-incident-handler... GSEC http://www.giac.org/certification/security-essentials-gsec http://www.giac.org/certification/security-essentials-gsec CISSP http://en.wikipedia.org/wiki/Certified_Information_Systems_Security_Professional http://en.wikipedia.org/wiki/Certified_Information_Systems_S... CEH http://en.wikipedia.org/wiki/Certified_Ethical_Hacker http://en.wikipedia.org/wiki/Certified_Ethical_Hacker eCPPT http://en.wikipedia.org/wiki/ELearnSecurity_Certified_Professional_Penetration_Tester http://en.wikipedia.org/wiki/ELearnSecurity_Certified_Profes... OSWP http://www.offensive-security.com/information-security-certifications/oswp-offensive-security-wireless-professional/ http://www.offensive-security.com/information-security-certi... CCNA:S http://en.wikipedia.org/wiki/CCNA_Security#Cisco_Certified_Network_Associate http://en.wikipedia.org/wiki/CCNA_Security#Cisco_Certified_N... MCSE:S Microsoft Ceritified Systems Engineer: Security, discontinued