Reference Sheets

Quick-reference material on computing concepts, security, networking, and tools.

These reference sheets are designed to be scanned, not read cover to cover. Each one covers a focused topic with enough detail to be useful without becoming a textbook.

Available and Upcoming References

Understanding Memory Management in Computing Systems

An overview of how operating systems manage memory — virtual memory, paging, heap vs stack, and common memory-related vulnerabilities.

Attack Types

A breakdown of common attack categories — injection, social engineering, man-in-the-middle, denial of service, and more — with brief explanations of each.

DNS Root Servers

What DNS root servers are, how many exist, where they live, and how the DNS resolution chain works from root to authoritative server.

Process Status Output Explained

A reference for reading ps and top output — what each column means and how to interpret process states.

Adding Code Blocks to Doks

Quick reference for adding syntax-highlighted code blocks in Doks/Hugo-based documentation sites.