Passwords, passkeys, OAuth, SSO, and how logins really work (and break).
Four tools solve four different problems that all get pitched as the same problem. Here's what each one does, where each one breaks, and the combination that covers a real homelab without paying an SSO tax you didn't see coming.
A growing list of open-core self-hosted projects, from Grafana to Planka, gate single sign-on behind an Enterprise tier. Here's which protocol actually gets paywalled, and what to check before you deploy.
CoderOasis runs Teleport internally for everything — admin panel access, secure database connections, Kubernetes, and zero-trust philosophy across our entire team. This is the complete technical guide to installing, configuring, and running your own self-hosted Teleport cluster from scratch.
CVE-2026-41940 is a CVSS 9.8 authentication bypass in cPanel/WHM affecting every version after 11.40. It was a zero-day for two months, 44,000 IPs are now scanning, ransomware has deployed, and a state-linked actor is hitting Southeast Asian government networks. Patch now.
Vaultwarden replaces Bitwarden's paid tiers for free. Here's the real feature comparison and our self-hosted setup guide.
Authentication is a cornerstone of contemporary applications. Virtually every app demands user login, identity verification, and secure sessions. Though it's ubiquitous, many developers implement authentication without
Vercel confirmed a security breach on April 18-19, 2026, tracing back to a compromised third-party AI tool and a single employee's Google Workspace connection. Here is the full attack chain, what was actually exposed, and what you need to do right now.
Every time you click "Sign in with Google" or "Connect your GitHub account," you are using OAuth. You have used it hundreds of times.
CVE-2026-33032, dubbed MCPwn, is a CVSS 9.8 authentication bypass in nginx-ui's MCP integration that lets any attacker on the internet restart your Nginx server, rewrite your configs, and intercept all traffic -- in two HTTP requests, no credentials required. Roughly 2,700 instances are exposed.
Anthropic quietly rolled out identity verification for Claude subscriptions, asking for passports and live selfies via third-party vendor Persona. ChatGPT and Gemini require neither. Here's why this decision is a mess, who's actually affected, and what Persona's track record means for your data.
First, allow me to start off with that I am absolutely loving using Passkeys to login into CloudFlare, Stripe, and other important services that I use to run
