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Using Legitimate GitHub URLs for Malware

Schneier on Security

The attacker is exploiting a property of GitHub: comments to a particular repo can contain files, and those files will be associated with the project in the URL. These URLs would also appear to belong to the company’s repositories, making them far more trustworthy.

Malware 272
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X.com Automatically Changing Link Text but Not URLs

Schneier on Security

The problem is: (1) it changed any domain name that ended with “twitter.com,” and (2) it only changed the link’s appearance (anchortext), not the underlying URL. So if you were a clever phisher and registered fedetwitter.com, people would see the link as fedex.com, but it would send people to fedetwitter.com.

Phishing 259
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Facebook Is Now Encrypting Links to Prevent URL Stripping

Schneier on Security

Mozilla introduced support for URL stripping in Firefox 102 , which it launched in June 2022. Firefox users may enable URL stripping in all Firefox modes , but this requires manual configuration. Facebook has responded by encrypting the entire URL into a single ciphertext blob.

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GitHub comments abused to push malware via Microsoft repo URLs

Bleeping Computer

A GitHub flaw, or possibly a design decision, is being abused by threat actors to distribute malware using URLs associated with a Microsoft repository, making the files appear trustworthy.

Malware 144
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LastPass is now encrypting URLs in password vaults for better security

Bleeping Computer

LastPass announced it will start encrypting URLs stored in user vaults for enhanced privacy and protection against data breaches and unauthorized access. [.]

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Humans are Bad at URLs and Fonts Don’t Matter

Troy Hunt

If I'm completely honest, I had no idea what the correct answer would be because frankly, I'm bad at reading URLs. That's what happens already once the URL appears in the browser's address bar: Wait, don't browsers always do.toLowerCase() on URLs in the navbar, after they are resolved & loaded? — Bartek ?

Phishing 362
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Real-time, privacy-preserving URL protection

Google Security

That’s why we're excited to announce a new version of Safe Browsing that will provide real-time, privacy-preserving URL protection for people using the Standard protection mode of Safe Browsing in Chrome. If the visited URL is not in the cache, it may be unsafe, so a real-time check is necessary.