▶ Videos →

📰 Dev.to · Matt Keib, Tech Ed

5 articles · Updated every 3 hours · View all reads

All Articles 130,411 Blog Posts 135,035 Tech Tutorials 33,729 Research Papers 25,422 News 18,473 ⚡ AI Lessons

SSH Port 22: Custom Ports, Port Forwarding Security, and Production SSH Hardening

Dev.to · Matt Keib, Tech Ed 🔐 Cybersecurity ⚡ AI Lesson 1w ago

SSH Port 22: Custom Ports, Port Forwarding Security, and Production SSH Hardening

Most SSH hardening advice starts and ends with two changes: move off port 22 and disable root login....

Secure Remote Access in 2026: VPNs, ZTNA, Bastion Hosts, Privileged Access Gateways, and the Identity-Based Alternative

Dev.to · Matt Keib, Tech Ed 🔐 Cybersecurity ⚡ AI Lesson 1mo ago

Secure Remote Access in 2026: VPNs, ZTNA, Bastion Hosts, Privileged Access Gateways, and the Identity-Based Alternative

Count the systems controlling who can access your production infrastructure. In most environments,...

Build Your Own LLM Wiki: A Persistent, Queryable Knowledge Base on Zo

Dev.to · Matt Keib, Tech Ed 🧠 Large Language Models ⚡ AI Lesson 2mo ago

Build Your Own LLM Wiki: A Persistent, Queryable Knowledge Base on Zo

Your Obsidian vault has 2,000 notes. Your research folder has 40 PDFs. When you need a synthesized...

Personal AI Agents: What They Are, How They Work, and Why 2026 Is the Year They Get Real

Dev.to · Matt Keib, Tech Ed 3mo ago

Personal AI Agents: What They Are, How They Work, and Why 2026 Is the Year They Get Real

Your agent loop works. You've wired up tool-calling, attached a vector store, and watched it chain...

Best ChatGPT Alternatives in 2026: Evaluated on Automation, Persistence, and Data Ownership

Dev.to · Matt Keib, Tech Ed 🤖 AI Agents & Automation ⚡ AI Lesson 3mo ago

Best ChatGPT Alternatives in 2026: Evaluated on Automation, Persistence, and Data Ownership

McKinsey's 2025 State of AI survey found that 62% of enterprises are now experimenting with AI agents...