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Protecting Small Business Networks with VPN Solutions
Protecting Small Business Networks with VPN Solutions As a small business owner, protecting your n…
Why Linux Permission Bugs Cause Security Incidents (And the Chmod Math Edge Cases Every Developer Misses)
Every developer has encountered it: a deployment pipeline fails with Permissions 0644 for '/root/.ss…
I tested my security extension against 20 real sites and found three bugs - in my own tool
I built 'QuickAudit', a browser extension that runs ten OWASP-style security checks on whatever web …
I Built a Tool to Detect Delayed Access Revocation
This weekend, I built TimeTrap. It started with a simple question: What if access is revoked, but…
What We Check Before Shipping an LLM Integration to a Client
When we hand off an LLM-powered feature to a client, they are putting it in front of their users. So…
I let Claude Code build a real security tool, here's the honest writeup
AI agents now call tools, MCP servers, and each other on their own. That is the whole point of an ag…
Effective User Session Management in Node.js/Express.js Web Applications Requiring Authentication
Introduction to Session Management in Node.js Session management is the backbone of user authentic…
Hi! I’m building HVPN, a small Ukrainian VPN service based on WireGuard and standard client configuration. I’m interested in networking, infrastructure, privacy, and practical lessons from building reliable services. Glad to join the DEV community!
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Organizing Bug Bounty Notes in Obsidian: A Vault Structure for Beginners
By the end of this guide, you will have a working Obsidian vault structured for bug bounty research,…
OAuth 2.0 and OpenID Connect: What "Sign in with Google" Actually Does
You click "Sign in with Google" on some app you've never used before. A popup flashes, you pick your…
Microsoft SC-900: How I Replaced Memorization With Reasoning and Passed in Under a Month
Category Details Certification Microsoft Certified: Security, Compliance, and Identity Fundament…
HTTPS Explained: What the Padlock Actually Protects
That little padlock in your browser's address bar? Most people think it means "this site is safe." I…