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The SPF 10-Lookup Trap: Why Transactional Emails Land in Spam
You wire up Google Workspace for team mail, plug in SendGrid for password resets, add Zendesk for su…
CVE-2026-88978: CVE-2026-88978: Multi-Tenant Isolation Failure in Hatchet Durable Workflow Engine
CVE-2026-88978: Multi-Tenant Isolation Failure in Hatchet Durable Workflow Engine Vulnerability I…
Node.js Domain Verification Proves DNS Control Not Mail Authorization Across 3 Records
Short answer: publish SPF, DKIM, and DMARC for the marketplace's sending domain, then compare the in…
Security Audit Report: Reentrancy & Access Control Review: Lido
Security Audit Report: Reentrancy & Access Control Review: Lido Target Protocol: Lido (TVL: $26868…
Landlock LSM: App-Sandboxing im Kernel ohne Root
Landlock LSM: Anwendungs-Sandboxing direkt im Linux-Kernel ohne Root Stellen Sie sich vor, Sie wür…
An injection that moved is not an injection that was fixed
Every guide to GitHub Actions script injection ends with the same fix. You have this: - run: help…
Defending DIR-822A Deployments Against CVE-2026-86510 Without a Vendor Patch
Defending DIR-822A Deployments Against CVE-2026-86510 Without a Vendor Patch Vulnerabilit…
Cerberus FTP Server vs Syncplify: What I Learned After Switching Our Secure File Transfer Setup
We'd been running Cerberus FTP Server for a few years and it did the job well enough. Reliable, dece…
DotGhostBoard 2.0.0 'Cerberus': Building a Native Cryptographic Clipboard & Vault for Linux
Meet DotGhostBoard 2.0.0 — a lightweight, zero-telemetry Linux clipboard manager featuring an encryp…
34 Findings in 8 IAM Roles. What You Can't See One Policy at a Time
✓ Human-authored analysis; AI used for formatting and proofreading. A post on r/aws started wit…
Ubuntu 26.10: cp, mv and rm Go Rust, and How to Switch Back to GNU
📖 A new article on CodeHelper! Ubuntu 26.10 just replaced cp, mv and rm with Rust. For the first ti…
Disaster Recovery Is Not Just About Data — Can Your Team Still Work?
When engineers talk about disaster recovery, the first topic is usually data. Backups. Replication.…