Open Source
In-depth guides and analysis on open source from the Safeguard engineering team.
252 articles
react-native-version-check: Prompting App Updates the Safe Way
react-native-version-check compares the installed app version against the store listing so you can prompt users to update. Here is how to wire it up and its security tradeoffs.
qrcode.react Security: Safe QR Code Rendering in React
A security guide to the qrcode.react library, the risks of encoding untrusted data into QR codes, and how to render them safely in a React app.
react-native-vision-camera: A Security Guide to Camera Access
react-native-vision-camera is the go-to camera library for React Native. Here is how to handle permissions, frame data, and captured media without leaking user privacy.
react-helmet-async: Is It Safe to Depend On in 2025?
react-helmet-async manages document head tags in React apps, but its maintenance history is bumpy. Here is what the package does, where the risk sits, and how to depend on it safely.
http-proxy-middleware on npm: Security Review and Safe Usage
http-proxy-middleware is a widely used npm proxy library that has shipped two notable CVEs. Here is what to pin, what to patch, and how to use it safely.
react-native-fs: What to Know Before You Depend On It
react-native-fs gives React Native apps native filesystem access, but its maintenance status and the way you handle paths both carry real security weight.
React Fast Marquee: A Security and Maintenance Guide
React Fast Marquee is a lightweight scrolling-marquee component for React. Here is an honest look at its risk profile, maintenance status, and how to use it safely.
npm classnames: Security Review and Safe Usage
The npm classnames package is a tiny, widely used utility for conditionally joining CSS class names. Here is its security profile and how to use it safely in React.
zipp in Python: Why It Is in Your Dependency Tree
The python zipp package shows up in almost every Python environment without ever being asked for by name. Here is what it does, how it got there, and the one CVE against it.
npm ssh2-sftp-client: Security Review and Safe Usage
ssh2-sftp-client wraps the ssh2 library in a promise-based SFTP API. Its security posture rests on host key verification and credential handling, which are easy to get wrong.
lint-staged (npm): A Security Review and Safe Setup Guide
The lint-staged npm package runs linters and formatters only on your git-staged files, keeping commits clean and fast. Here is how to configure it safely and what its command-running design means for security.
react-scripts After Create React App: A Security Guide
With Create React App deprecated, react-scripts is now in maintenance mode. Here is what that means for the security of projects still depending on it.
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