Open Source
In-depth guides and analysis on open source from the Safeguard engineering team.
252 articles
Ajv npm: A Security Review and Safe Usage Guide
The ajv npm package is the most widely used JSON Schema validator in the Node ecosystem. Here is what you need to know about its security history and safe configuration.
xmldom Is Deprecated: Vulnerabilities and Migration Options
The npm xmldom package was replaced by @xmldom/xmldom years ago, yet the old name still sits in countless lockfiles with unfixed advisories. Here is how to find it and migrate.
date-fns-tz: Time Zone Handling and Package Health Review
A practical review of the npm date-fns-tz package: how it handles IANA time zones, how healthy the project is, and when date-fns v4's built-in time zone support replaces it.
dotenv-webpack: How to Keep Secrets Out of Your Bundle
dotenv-webpack loads .env values into a webpack build, but it inlines them into client code at compile time, so anything you reference ships to the browser in plaintext.
npm install axios: A Security Review and Safe Usage Guide
Running npm install axios is safe today, but the version you pin matters. Here is a look at the CVEs that have hit axios and how to use it without leaking credentials.
How to Use bcryptjs from npm Safely: A Security Review
The bcryptjs npm package is a pure-JavaScript bcrypt implementation with zero native dependencies. Here is when to reach for it, how to use it correctly, and the pitfalls that weaken password hashing.
react-native-loading-spinner-overlay: Is It Still Safe to Use?
A security look at react-native-loading-spinner-overlay: its maintenance status, dependency footprint, and how to reason about an unmaintained UI package.
mocha npm: Security Review and Safe Usage
The mocha npm test framework runs only code you write, so its direct risk is low, but its dependency tree generates npm audit noise worth understanding.
React 18.3: The Safe Stepping Stone to React 19
React 18.3 is functionally identical to 18.2 but adds deprecation warnings for React 19. Upgrading through it is a security move as much as a compatibility one.
angular-ui-router: Security and Maintenance Guide
angular-ui-router is the classic routing library for AngularJS 1.x. The library itself is stable, but the framework it depends on reached end of life, and that is the real risk to weigh.
react-diff-view: Using the Diff Component Securely
react-diff-view renders git unified diffs in React apps. Here is how it works, where the security considerations sit, and how to keep it safe when you render untrusted diffs.
@shopify/react-native-skia: A Security and Safe-Usage Guide
The @shopify/react-native-skia library brings high-performance 2D graphics to React Native. Here is an honest look at its security profile and how to install it safely.
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