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Blog Notesby The VitalVas
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something from the hi-tech world


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๐Ÿ“ Recent Posts

  • End-to-End Encryption for APIs with X25519 and AES
  • Private messages with X25519 and AES-256-GCM
  • JSON vs GOB in Golang: Performance and Use Case Comparison
  • Derive keys using HKDF with SHA256 in Go
  • XChaCha20-Poly1305 vs AES: Modern Encryption Comparison

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2025

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
2025-02-24 - Port mirroring via nftables

2024

2024-12-02 - Using Vector and VictoriaLogs for Collect Switch Syslog
2024-11-11 - My Default Nftables Rules
2024-11-11 - Deploy YugabyteDB Cluster
2024-10-29 - Loopback detection on Juniper QFX
2024-10-29 - Using WireGuard for Site-to-Site VPN
2024-09-30 - Using Vector for Collect Switch Syslog
2024-08-25 - Stream read file in Golang
2024-08-08 - Opscode Chef ACL Usage
2024-07-14 - Juniper BGP Blackhole
2024-06-05 - How to generate a SHA256 HMAC in Go
2024-05-22 - Replace Proxmox Node
2024-03-15 - Disable ArgoCD local admin user
2024-03-13 - Generate RSA keys for SaltStack
2024-01-31 - Change default TLS certificate for Traefik in K3S
2024-01-31 - Deploy ArgoCD to K3S
2024-01-07 - Simple message format for IoT telemetry
2024-01-04 - Encrypt in Rspamd and Decrypt in Golang
2024-01-03 - Create Swap File in Linux

2023

2023-12-29 - Juniper BGP RPKI Validation
2023-12-29 - Logging into Hashicorp Vault via AWS Cognito
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