CISSP is a vendor neutral certification, but it’s a US-based one that maps to DoD job requirements and gets recognized by private sector across the world. This fact implies NIST guidelines, ISO standards, and other well-known industrial frameworks are crucial to your success in CISSP.

To prepare for the CISSP exam, the following materials are essential:

• The CISSP exam outline
• ISC2 Official CISSP Study Guide, the Sybex book
• ISC2 Official CISSP Practice Tests
• NIST Guidelines

There are many more materials out there. You can visit Wentz’s CISSP Starter Page for more.