Dev.to Security

Stop Leaking Secrets: A Dependency-Free Python CLI to Catch API Keys Before You Commit

The Problem Every week, thousands of API keys, AWS credentials, and private keys get committed to …

How a 1 USDC Position Let an Attacker Withdraw 800 USDC From Fluid MoneyMarket’s Shared Liquidity

A withdrawal cap only protects funds if every downstream layer uses the capped amount. That was the…

The Arson We Applaud

It's cool to be the engineer who fixes the outage at 3 AM. It's cooler to build the system that neve…

AI Browser Agents in 2026: Agentic Browsers and Their Security Problem

AI Browser Agents in 2026: What Agentic Browsers Can Do — and Why Security Teams Are Nervous AI br…

How to Verify Stripe Webhook Signatures (with a Free CLI Tool)

How to Verify Stripe Webhook Signatures (with a Free CLI Tool) Verifying Stripe webhook signatures…

I Gave My Agent One Signed Permission It Couldn’t Mint Itself

Evidence status. The supervised operator run completed on 2026-08-09. An operator-signed job execute…

How to Protect Sensitive Data in Laravel AI Prompts

When you pipe user input into an AI prompt, you are crossing a security boundary. The string your La…

H100 vs H200 vs B200: How to Choose a GPU for AI Workloads in 2026

Choosing a GPU for AI infrastructure is becoming less straightforward. A few years ago, the questio…

Building Decision-Support Logic with the Threads Checker API

In modern software development, we often treat external API responses as binary truths. When integra…

Stop retrying a PostgreSQL MCP connection you have not classified

Retrying a PostgreSQL MCP connection without classifying the failure can destroy the best evidence. …

The credential that discovers your database should not query it

The credential that helps an AI discover a database should not automatically be able to query produc…

Codex CLI 0.147 --approve-for-me: verify Auto-review before unattended runs

Codex CLI 0.147 --approve-for-me: verify Auto-review before unattended runs Quick answer …