Arsenal
Quick-reference cheat sheets for networking, security, and the command line—built for engineers who need answers fast.
Security2 min read
Security Cheat Sheet
OWASP Top 10, security headers, hashing vs encryption, and TLS basics—condensed for engineers and reviewers.
owaspsecurity-headersencryptionhashing
Networking2 min read
Networking Cheat Sheet
Subnetting, CIDR, common ports, and the OSI model on one page—quick reference for engineers and interview prep.
subnettingcidrosi-modelports
Linux2 min read
Linux CLI Cheat Sheet
The commands sysadmins and network engineers actually use—file ops, process management, networking, and troubleshooting.
linuxclitroubleshootingsysadmin