7 books • 3 series
CCNP Security Identity Management SISE 300-715 Official Cert Guide
Integrated Security Technologies and Solutions - Volume II (CCIE Professional Development)
Integrated Security Technologies and Solutions - Volume I (CCIE Professional Development)
CCNA Security 210-260 Complete Video Course (LiveLessons)
Cisco Next-Generation Security Solutions
CCNP Security SISAS 300-208 Official Cert Guide
Cisco ISE for BYOD and Secure Unified Access (Networking Technology: Security)