Darril Gibson (A+, Network+, Security+, CASP, SSCP, CISSP, MCITP...) has authored or co-authored more than 25 books including books on A+, Network+, Security+, SSCP, and CISSP. One of his newest books is the CompTIA A+ Training Kit (Exam 220-801 and Exam 220-802) (ISBN 978-0735662681) and it provides comprehensive coverage for these exams. His CompTIA Security+: Get Certified Get Ahead: SY0-301 Study Guide (ISBN 978-1463762360) has received rave reviews and regularly helps people take and pass the Security+ exam the first time they take it. Similarly, his CompTIA Network+ N10-005 Practice Test Questions (Get Certified Get Ahead) (ASIN: B007IYF3Z8) book helps people test their readiness for the Network+ exam. You can reach Darril through GetCertifiedGetAhead.com and he regularly blogs at blogs.getcertifiedgetahead.com.