1. Alexander K. (2010a). Nominations before the Senate Armed Service Committee Second Session 111th Congress. Federation of American Scientists. https://irp.fas.org/congress/2010_hr/alexander.html.
2. Alexander K. (2010b). GEN Alexander remarks. Defense Visual Information Distribution Service. https://www.dvidshub.net/video/156219/gen-alexander-remarks.
3. Building a new command in cyberspace;Alexander K.;Strategic Studies Quarterly,2011
4. Alexander K. (2013a). General Keith Alexander at AFCEA. Defense Visual Information Distribution Service. https://www.dvidshub.net/video/294914/general-keith-alexander-afcea.
5. Alexander K. (2013b). Transcript of remarks by GEN Keith Alexander Commander US Cyber Command (USCYBERCOM) Director National Security Agency (NSA) Chief Central Security Service (CSS) at the Aspen Security Forum on July 18 2013. National Security Agency/Central Security Service. https://www.nsa.gov/Press-Room/Speeches-Testimony/Article-View/Article/1619508/transcript-of-remarks-by-gen-keith-alexander-commander-us-cyber-command-uscyber/.