Study Notes and Theory

“I’d be nervous for you on this day… but I already know the result :)” – Luke Ahmed Today is Day 50 of Yihenew’s CISSP study plan — the last-minute review day  before the exam. At this point, you’ve gone through dozens of domains, hundreds of concepts, and probably thousands of questions. But today isn’t about cramming  — it’s about calm control . This is where everything you’ve studied over the past 49 days aligns into clarity. You’re not a student anymore — you’re a profess

“Getting close to exam date, my brother! Contact me and we can discuss any last-minute passing advice!!” – Luke Ahmed Today is Day 49 of Yihenew’s CISSP study plan, focusing on Common Criteria (CC)  — one of the most testable topics under Security Engineering  and Evaluation Frameworks . Common Criteria is about trust  — verifying that security products actually do what they claim to do. As a CISSP, you’re expected to understand not how to configure a system, but how to evalu

“Flashcards are essential for quick review and to remind yourself what you need to remind yourself :)” – Luke Ahmed Today is Day 48 of Yihenew’s CISSP study plan, focusing on one of the most management-centric topics in Domain 1: Policies, Standards, Baselines, and Procedures  — the foundational hierarchy of security governance. These documents define how an organization translates security intent  into consistent action . CISSP students often mix them up, but understanding h

“Countdown to destiny!” – Luke Ahmed Today is Day 47 of Yihenew’s CISSP study plan — a reflection and reinforcement day focused on handwritten notes  and one of the most fundamental CISSP concepts: the OSI Model . At this stage of the journey, you’re not just studying — you’re consolidating . The goal is to strengthen neural connections between concepts you’ve already learned. Reviewing your notes and testing your recall on frameworks like OSI is how you move from understandi

“No quote today — because incident response doesn’t wait for perfect timing. It demands readiness, action, and composure.” – Luke Ahmed Today is Day 46 of Yihenew’s CISSP study plan, focusing on Incident Response (IR)  — one of the most real-world, high-pressure topics in the CISSP exam and in the cybersecurity profession. Incident response is where theory meets crisis. It’s not about preventing every incident — it’s about preparing for the inevitable, minimizing impact, and