5 improvements for your local RAG: Streamlit, watcher, RAGAS, multi-collection and memory

Introduction

How to build a RAG from scratch: practical guide for Ops

What is a RAG

Lab PoC: SSH Reverse Tunnel over Tor (APT SandWorm technique)

Context: what SandWorm does with SSH and Tor

OpenCode Security Agent: Runtime Protection for AI Agents

The problem: AI agents with full access to your system

DevSecOps with OpenSpec: Security Integration in Spec-Driven Development

Context: from specs to enforcement

OpenSpec: Spec-Driven Development for Platform Engineering with AI Agents

1. Introduction: The problem that OpenSpec solves

How to Migrate WordPress to Static Site with Python

Why abandon WordPress

Detailed Manual: Keycloak Installation in High Availability

Introduction

Implementing a Security Bastion with Kernel Hardening (Grsecurity/Self-Protection) and Memory Encryption on Linux

1. Introduction: The Kernel Attack Surface

OpenCode Enterprise: Implementation for Platform Engineering

1. Introduction to OpenCode

Terraform Version Management with tfenv

Purpose

Mullvad + Tor + Bridges (obfs4/meek) + Secure DNS configuration on Debian

Introduction