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Data Theft Repackaged: A Case Study in Malicious Wrapper Packages on npm
The Socket Research Team breaks down a malicious wrapper package that uses obfuscation to harvest credentials and exfiltrate sensitive data.
The is-url npm package is a simple utility to check if a given string is a valid URL. It is lightweight and easy to use, making it a convenient choice for basic URL validation tasks.
Basic URL Validation
This feature allows you to check if a given string is a valid URL. The function returns true if the string is a valid URL and false otherwise.
const isUrl = require('is-url');
console.log(isUrl('https://www.example.com')); // true
console.log(isUrl('not a url')); // false
The valid-url package provides similar functionality to is-url, allowing you to check if a string is a valid URL. It also offers additional methods for checking if a URL is a web URL or an HTTP(s) URL.
The validator package is a comprehensive library for string validation and sanitization. It includes a method for URL validation among many other validation functions, making it a more versatile but heavier option compared to is-url.
The url-regex package uses regular expressions to find and validate URLs within a string. It is useful for more complex scenarios where you need to extract URLs from text, but it may be overkill for simple validation tasks.
Check whether a string is a URL.
npm install is-url
isUrl(string)
Returns a Boolean indicating whether string
is a URL.
MIT
FAQs
Check whether a string is a URL.
The npm package is-url receives a total of 2,556,825 weekly downloads. As such, is-url popularity was classified as popular.
We found that is-url demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 2 open source maintainers collaborating on the project.
Did you know?
Socket for GitHub automatically highlights issues in each pull request and monitors the health of all your open source dependencies. Discover the contents of your packages and block harmful activity before you install or update your dependencies.
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