Security Guides
Cookie Security Best Practices (2026)
Session cookies are the keys to your users' accounts. Here is how to set them so they cannot be stolen, forged, or leaked: the flags, the prefixes, and the parsing pitfalls.
Jul 6, 20266 min read
Resources
Supply Chain Security, in plain English.
Deep dives, practical guides, and incident analyses from engineers who build Safeguard. No fluff, no vendor FUD — just what you need to ship secure software.
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Data Flow Diagrams for Threat Modeling
A data flow diagram maps how data moves through a system and where trust changes — the foundation most threat modeling is built on. Here's how to draw one that actually surfaces threats.
Jul 6, 20267 min read
Security Guides
Detecting Hardcoded Secrets in Code (2026 Guide)
Nearly 24 million secrets leaked to public GitHub in 2024 alone. This guide covers how hardcoded secrets get in, how detection actually works, and how to catch them pre-commit with real commands.
Jul 6, 20266 min read
Guides
DevSecOps for Beginners: Building Security Into How You Ship
DevSecOps sounds like a buzzword, but the idea is refreshingly human: make security a shared, everyday part of building software rather than a gate at the end. Here is a friendly introduction with a first step to try today.
Jul 6, 20266 min read
Vulnerability Analysis
Dirty Pipe (CVE-2022-0847) Explained: Overwriting Read-Only Files in the Linux Kernel
CVE-2022-0847, Dirty Pipe, let unprivileged users overwrite data in read-only files through an uninitialized pipe flag — a clean path to root. Here is the page-cache mechanism behind it.
Jul 6, 20265 min read
Container Security
Docker Secrets Management: Stop Baking Credentials Into Images
A secret written into a Docker layer is recoverable forever, even after you delete it. Learn the build-time and runtime patterns that keep credentials out of your images entirely.
Jul 6, 20266 min read
Security Guides
.NET Secrets Management: From User Secrets to Key Vault
How to keep connection strings, API keys, and certificates out of your .NET source and images, using the Secret Manager, environment configuration, managed identities, and a real vault.
Jul 6, 20265 min read
Security Guides
Elixir and Phoenix Security Best Practices: BEAM Footguns and the Hex Supply Chain
Phoenix is safe by default, but the BEAM has its own footguns — binary_to_term, atom exhaustion, dynamic eval — and the Erlang/OTP runtime beneath it shipped a CVSS 10.0 pre-auth SSH RCE in 2025.
Jul 6, 20266 min read
Vulnerability Analysis
F5 BIG-IP CVE-2022-1388 Explained: The iControl REST Authentication Bypass
CVE-2022-1388 is an authentication bypass in the F5 BIG-IP iControl REST interface that leads to unauthenticated remote code execution, rated CVSS 9.8. Here is the timeline, root cause, and patched versions.
Jul 6, 20266 min read
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