Cybersecurity Microsoft's 2011 Secure Boot Certificates Are Expiring and Most Windows Users Don't Know It Microsoft is displaying escalating Secure Boot warnings starting May 13 (Windows 10) and May 16 (Windows 11). The original 2011 certificates expire in October 2026. Unpatched systems may refuse to boot. Here's the full technical picture and what to do.
Cybersecurity CVE-2026-41940: The cPanel Authentication Bypass That Runs 70 Million Domains and Is Being Weaponized Right Now 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.
Self Hosting Vaultwarden: The Self-Hosted Password Manager That Actually Replaces 1Password Vaultwarden is an unofficial Bitwarden-compatible server implementation written in Rust that runs on 10MB of RAM. Complete setup guide covering Docker deployment, Traefik with HTTPS, SMTP configuration, admin panel hardening, backup strategy, YubiKey 2FA, and organization configuration for teams.
Cryptography A Researcher Just Broke a 15-Bit Elliptic Curve Key on a Quantum Computer. Here's Why That Should Concern You. On April 24, 2026, Project Eleven awarded 1 BTC to researcher Giancarlo Lelli for breaking a 15-bit elliptic curve key on publicly accessible quantum hardware. Here's what that means, why the trajectory matters more than today's number.
Software Development Zed 1.0 Is Out — And the Guy Who Built Electron Just Proved It Was a Mistake Zed 1.0 Released — The man who built Electron at GitHub created Zed to fix the damage. Here's the full technical story of why Electron is broken and what Rust + GPU rendering actually changes.
Open Source Microsoft Bought GitHub for $7.5 Billion and Has Been Slowly Wrecking It Ever Since Linus built Git in 10 days. GitHub became where open source lives. Then Microsoft paid $7.5B, killed Atom, trained Copilot on your code, corrupted main branches with a merge queue bug, and folded the whole thing into CoreAI. Here's the full story.
Cybersecurity CVE-2026-31431 "Copy Fail": How a 9-Year-Old Linux Kernel Bug Gives Any Local User Root in 732 Bytes CVE-2026-31431 chains AF_ALG, splice(), and authencesn's ESN scratch write into a deterministic 4-byte page cache write that gives an unprivileged local user root. Full technical breakdown, exploit mechanics, detection, mitigation, and patch status per distro.
Monthly Roundup Monthly Roundup — April 2026 The six biggest articles from CoderOasis in April 2026 — local LLMs, self-hosted stacks, Claude Mythos breaking Firefox, the r/programming AI ban, Stable Diffusion, and the sandbox escape that changed everything.
Self Hosting How to Self-Host Your Own Email Server With Mailcow in 2026 — Complete Setup Guide How to Self-Host Your Own Email Server With Mailcow in 2026 — Complete Setup Guide Meta Description: Stop letting Google and Microsoft read your email. This guide sets up a complete private email server with Mailcow on a NetCup VPS — DNS, SPF, DKIM, DMARC, TLS, webmail, and mobile clients.
Self Hosting The Complete Self-Hosted Productivity Stack: Nextcloud, Vaultwarden, Immich, Jellyfin, and Paperless in 2026 Replace Google Drive, Google Photos, 1Password, Plex, and your document scanner with a self-hosted stack that runs on your hardware. Complete Docker Compose setup with Traefik, Nextcloud, Vaultwarden, Immich, Jellyfin, and Paperless-ngx.
Web Servers How Authentication Actually Works 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 a complete understanding of it's inner workings. This article breaks down authentication step-by-step, explaining the core concepts used in most
Artificial intelligence Run Your Own AI Image Generator Locally: Stable Diffusion Complete Setup Guide (2026) Midjourney costs $10-120/month, logs every prompt, and disappears when the company does. Stable Diffusion runs on your GPU, costs $0 per image, and generates whatever you actually need without content filters. This is the complete 2026 setup guide.
Cybersecurity Europol Just Warned 75,000 People They're Under Investigation for DDoS Attacks — Here's How the Whole Criminal Industry Works On April 13, 2026, law enforcement from 21 countries seized 53 domains, arrested 4 people, and sent 75,000 warning emails to identified users of DDoS-for-hire platforms. They found 3 million criminal user accounts on seized servers. Operation PowerOFF has been running since 2018.
Web Development TypeScript 7.0 Beta Is Out — The Compiler Is Now Written in Go and It's 10x Faster TypeScript 7.0 Beta dropped yesterday. The entire compiler has been ported from TypeScript/JavaScript to Go, and the numbers are real. The Sentry codebase drops from 133 seconds to 16. Editor startup drops from 9.6 seconds to 1.2. Memory usage is roughly halved.
Cybersecurity Claude Mythos Found 271 Zero-Days in Firefox 150. This Is What the New World Looks Like. In February, Anthropic's Frontier Red Team used Claude Opus 4.6 to find 22 vulnerabilities in Firefox in two weeks — more than were reported in any single month in all of 2025. Then Mythos arrived. Firefox 150, released today, patches 271 vulnerabilities found by Claude.
Cybersecurity Google and Cloudflare Set a 2029 PQC Deadline. The Rest of Big Tech Did Not. Two papers dropped at the end of March. Both said the same thing in different ways: the quantum threat to elliptic curve cryptography is closer than we thought. How close? The kind of close that made Google set an internal deadline five years ahead of what the US government asked
Cybersecurity One Employee. One OAuth Token. The Vercel Breach Explained 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.
Cybersecurity What is OAuth? Every time you click "Sign in with Google" or "Connect your GitHub account," you are using OAuth. You have used it hundreds of times. Most developers have implemented it at least once. And the April 2026 Vercel breach, which exposed credentials for hundreds of organizations, happened
Self Hosting The Complete 2026 Guide to Running Your Own Minecraft Server (And Not Having It Lag) Complete 2026 guide: server software selection, Java 26 flags, G1GC tuning with Aikar's Flags, Paper config, pre-generation, Spark profiling, and every setting that actually moves the needle on TPS.
Artificial intelligence Build Your Own AI Coding Assistant With Access to Your Entire Codebase (2026) GitHub Copilot charges $19/month and sends your entire codebase to Microsoft's servers. You can build something better — one that knows your whole project, costs $0/month after hardware, and never phones home.
Systems Administration Bukkit, Spigot, Paper, Pufferfish, Purpur, Folia, and Leaf: The Complete Minecraft Server Software Guide (2026) The full history and technical breakdown of every major Minecraft server software — from Bukkit's 2010 plugin API design through Paper's 2024 hard fork from Spigot, Pufferfish's DAB algorithm, Folia's ThreadedRegionizer, and Leaf's collection optimizations. With code.
Cybersecurity CVE-2026-33032: The nginx-ui MCP Vulnerability That Hands Attackers Full Server Control 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.
Linux Linux 7.1 MMC Changes Finally Land After Linus Called the 7.0 Submission "Complete Garbage" Back in February 2026, Linus Torvalds rejected the entire MMC subsystem pull request for Linux 7.0, calling it "complete garbage" and "untested crap" because it didn't build properly and bypassed linux-next. Linux 7.1 gets it right.
Cybersecurity BlueHammer: The Unpatched Windows Zero-Day That Weaponizes Microsoft Defender Against Your Own System BlueHammer is an unpatched, publicly released Windows local privilege escalation exploit that chains Microsoft Defender's update workflow, Volume Shadow Copy, Cloud Files callbacks, and opportunistic locks to reach NT AUTHORITY\SYSTEM from a standard user account.
Cybersecurity Anthropic's Claude Now Requires Government ID and a Selfie — Users Are Furious 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.
