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ISC2 Certified Information Systems Security Professional Blog

Expert articles and study guides for the CISSP certification.

Deep Dive 8 min read

Kerberos Authentication Explained for the CISSP Exam

Kerberos is a ticket-based authentication protocol designed to provide strong authentication for client/server applications by using secret-key cryptography. It utilizes a trusted third party called the Key Distribution Center (KDC) to issue tickets, enabling Single Sign-On (SSO) and preventing replay attacks through the use of synchronized timestamps.

Cert Sensei Team · 2026-08-14
Career Guide 10 min read

CISSP Experience Requirements: How to Get Your Waiver in 2026

To earn the CISSP, you need five years of cumulative, paid work experience in two or more of the eight CISSP domains. You can obtain a one-year waiver through a four-year college degree or approved professional certifications. Those lacking full experience can become an Associate of ISC2 after passing the exam.

Cert Sensei Team · 2026-07-01
Study Guide 10 min read

How to Pass the CISSP Exam: A Realistic 2026 Study Plan

To pass the CISSP, you must transition from a technical mindset to a managerial one, focusing on risk management and policy over implementation. Success requires a 3-6 month study plan covering all eight domains, using adaptive practice exams to identify gaps and mastering the "mile wide, inch deep" breadth of the CBK.

Cert Sensei Team · 2026-05-26

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