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Shaffan

aka ibnaleem • software engineer

I love backend engineering, cryptography and offensive security

Posting security news, privacy guides, offensive security techniques, leetcode solutions, and my hot takes on software engineering

Latest posts

Introduction to Information Security: The OSI Security Architecture

a systematic framework for implementing security by addressing security attacks, mechanisms, and services within the 7-layer OSI networking model.

s shaffan
April 28, 2026
8 min read

cybersecurity information-security introduction-to-information-security fundamentals computer-science
Introduction to Information Security: The CIA Triad

The three principles that every secure system is built on and what happens when any of them fail

s shaffan
April 26, 2026
5 min read

cybersecurity information-security introduction-to-information-security fundamentals computer-science

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