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February 21, 2026 · Dev.to

How to Add a Kill Switch to Your AI Agent in 5 Minutes
Your AI agent is running in production. It's calling APIs, making decisions, spending money. And right now, if it goes s
5 n8n Workflow Patterns I Use in Every Project
After building hundreds of n8n workflows, certain patterns keep proving their worth. Here are five I now use in almost e
The First AI Agent That Tried to Steal My AWS Credentials
Three hours after I deployed two honeypot tools to my public MCP server, an AI agent tried to call get_aws_credentials(r
I Built an Authentication System With Express.js, MongoDB, (Access/Refresh Tokens, Sessions, Rate Limiting & More)
I recently finished building one of my most solid backend projects — a complete authentication system written in Express
Sir Keir Starmer 'drawing up plans to sack rival Wes Streeting for plotting to take his job'
Sir Keir Starmer was accused on Saturday of drawing up plans to sack Wes Streeting for allegedly plotting to take his jo