1
by Gregg, Michael
Published 2006
Que Certification

2
by Gregg, Michael
Published 2005
Sams
... will be provided with step-by-step training on assessing security, from paperwork to penetration testing to ethical...

3
by Gregg, Michael
Published 2008
Pearson IT Certification
...+ to Ethical Hacking. Gregg's books include Que CISSP Exam Cram 2, Que CEH Exam Prep, Que CISA Exam Prep...

4
by Gregg, Michael
Published 2007
Pearson IT Certification
...'s Certified Ethical Hacker Exam Prep, CISSP Exam Cram, and is the co-author of Inside Network Security...