Blog Notes

2026

2026-02-15 - TACACS+ vs RADIUS for Device Administration

2026-02-12 - SCIM Protocol

2026-02-12 - SAML vs OAuth2 vs OIDC

2026-02-04 - Reverse SSH Tunnels

2026-02-01 - Rendezvous and Maglev Hashing

2026-01-20 - Client-Server App with MPTCP

2026-01-06 - Open Source Licenses Comparison

2026-01-02 - Backup vs Archive

2026-01-01 - Backup 3-2-1 Rule

2025

2025-12-12 - Understanding HTTP Message Signatures

2025-11-20 - Understanding HTTP Network Error Logging (NEL)

2025-11-06 - Kafka vs NATS JetStream

2025-11-01 - Using Kubernetes ServiceAccount Token for Auth Between Microservices

2025-10-27 - Apache Kafka vs RabbitMQ

2025-10-26 - Kafka SASL Authentication: Usage & Best Practices

2025-10-10 - Hash Speed: MD5, SHA-1, SHA-256, SHA-512 in Go

2025-10-08 - How Kafka Bootstrap Connection Works

2025-10-03 - Slice vs Map Performance in Golang

2025-09-07 - Hash Speed in Golang

2025-08-13 - Force Clean Storage in Proxmox Backup Server

2025-07-27 - End-to-End Encryption for APIs with X25519 and AES

2025-07-24 - Private messages with X25519 and AES-256-GCM

2025-07-23 - JSON vs GOB in Golang: Performance and Use Case Comparison

2025-07-17 - Derive keys using HKDF with SHA256 in Go

2025-06-01 - XChaCha20-Poly1305 vs AES: Modern Encryption Comparison

2025-05-27 - Inside YubiKey OTP Tokens: Cryptographic Architecture

2025-05-07 - Store secrets for scripts in OSX

2025-05-07 - Automatic root passwords with Salt

2025-03-08 - AES Encryption Modes: GCM, CBC, CTR, and More

2025-03-01 - Comparing SSH Keys: RSA, ECDSA, Ed25519