Home > Authors

Jack Voth

Andrew Whitaker (M.Sc., CISSP, CEI, LPT, ECSA, CHFI, CEH, CCSP, CCNP, CCVP, CCDP, CCNA, CCDA, CCENT, MCSE, MCTS, CNE, A+, Network+, Convergence+, Security+, CTP, EMCPA) is a recognized expert, trainer, and author in the field of penetration testing and security countermeasures. He works as the Director of Enterprise InfoSec and Networking and as a senior ethical hacking instructor for Training Camp. Over the past several years his courses have trained thousands of security professionals throughout the world. His security courses have also caught the attention of the Wall Street Journal, BusinessWeek, San Francisco Gate, and others.


Keatron Evans is a senior penetration tester and principal of Blink Digital Security based in Chicago, Illinois. He has more than 11 years experience doing penetration tests, vulnerability assessments, and forensics. Keatron regularly consults with and sometimes trains several government entities and corporations in the areas of network penetration, SCADA security, and other related national infrastructure security topics. He holds several information security certifications including CISSP, CSSA, CEH, CHFI, LPT, CCSP, MCSE:Security, MCT, Security+, and others.When not doing penetration tests, you can find Keatron teaching ethical hacking and forensics classes for Training Camp and a few other security training organizations.


Jack Voth has been working in the information technology field for 24 years. He holds numerous industry certifications including CISSP, MCSE, L|PT, C|EH, C|HFI, E|CSA, CTP, Security+, ACA, MCT, CEI, and CCNA. He specializes in penetration testing, vulnerability assessment, perimeter security, and voice/data networking architecture. In addition to being a co-owner and senior engineer of The Client Server, Inc., Jack has been instructing for more than six years on subject matter including Microsoft, Telecommunications Industry Association (TIA), EC-Council, ISC/2, and CompTIA.