This all new, up-to-date Study Guide from Sybex, the leader in Cisco certification study guides and winner of CertCities.com 2002 Readers' Choice Award, provides you with a tremendous value--extensive coverage of two core Cisco Certified Security Professional (CCSP) certification exams in a single volume. The two required exams covered are Secure PIX Firewall Exam (642-521), and Secure Virtual Private Networks (642-511). Packed with real world scenarios and exam essentials, this comprehensive guide takes you beyond the basics and reinforces key subject areas.