Concepts
What Is TLS? Transport Layer Security Explained
TLS is the protocol that encrypts data in transit across the internet, turning the padlock in your browser into real protection against eavesdropping and tampering.
Mar 21, 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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react-syntax-highlighter: Rendering Code Safely in React
react-syntax-highlighter is the go-to library for showing code blocks in React apps. Here is how to use it and how to avoid the XSS traps around rendering untrusted code.
Mar 21, 20265 min read
Security
Input Validation in Cyber Security: Why It Matters and How to Do It
Input validation is a foundational cyber security control that rejects malformed data at the boundary, cutting off entire classes of injection attacks before they start.
Mar 21, 20265 min read
Supply Chain
cross-env and the crossenv Typosquat: A Supply Chain Case Study
In 2017, a malicious crossenv package on npm stole environment variables from developers who mistyped cross-env. The incident is still the cleanest case study in typosquatting we have.
Mar 21, 20267 min read
Supply Chain
node-pre-gyp and node-gyp: The Security Cost of Native Modules
@mapbox/node-pre-gyp downloads compiled binaries into your node_modules at install time. Understanding that machinery is the difference between a fast install and an unauditable one.
Mar 21, 20267 min read
Security
What Makes an Encryption Algorithm Symmetric?
An encryption algorithm is symmetric when the same secret key both encrypts and decrypts the data. That single property shapes its speed, its use cases, and its one hard problem.
Mar 21, 20266 min read
Open Source
npm uninstall package: How to Safely Remove Dependencies
How the npm uninstall package command works, what it leaves behind, and how to confirm a removed dependency is actually gone from your tree and your risk surface.
Mar 21, 20266 min read
AI Security
Zero-Day Triage Without Drowning Engineers
A zero-day discovery pipeline is only as useful as the triage process around it. Here is what triage looks like when the pipeline gives engineers something they can defend.
Mar 21, 20267 min read
Best Practices
One Policy Set, Four Enforcement Points
Different gates with different rules create gaps and developer friction. A unified policy engine evaluates one definition at PR, build, admission, and runtime.
Mar 21, 20268 min read
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