Knowledge Base
Guides, tutorials, and my personal knowledge base & resources.
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cheatsheet 5 min readUseful Bash Aliases
A collection of useful Bash aliases to boost terminal productivity.
BashLinuxTerminalterminal
guide 8 min readCORS Header Selection Cheatsheet
A quick reference guide for configuring Cross-Origin Resource Sharing (CORS) headers.
CORSHTTPSecuritynetworking
guide 15 min readKey Concepts in crypto
Key Concepts in nodejs crypto
Node.jsCryptoSecuritybackend
guide 5 min readIntroduction to iptables
A beginner-friendly introduction to configuring the Linux firewall using iptables.
iptablesLinuxNetworkingdevops
recipe 5 min readJq logs Cheat sheet
Parsing and filtering JSON logs from the command line
jqJSONCLItools
guide 20 min readJWT Implementation: Refresh Tokens vs. Private Key
An in-depth guide on implementing JSON Web Tokens (JWT) using refresh tokens and private keys.
JWTAuthenticationSecuritybackend
tutorial 10 min readmTLS CookBook With Caddy
A comprehensive cookbook for configuring Mutual TLS (mTLS) authentication using the Caddy web server.
mTLSCaddySecuritynetworking
recipe 5 min readSSH CookBook
Generating ssh key and logging into a server
SSHNetworkingSecuritydevops
guide 10 min readsystemd Service Guide
This guide is a step-by-step reference on managing a `myapp.service` unit file.
LinuxSystemddevops