Mozilla
Mozilla, Google, Apple block compromised eMudhra CA certificates
Certificate authority eMudhra revoked eight compromised intermediate certificates after researchers found their private keys were so weak that anyone could recover them almost instantly and use them to forge trusted certificates for legitimate websites. Major browsers and operating systems trusted the compromised certificates, potentially allowing attackers to impersonate legitimate websites and intercept encrypted communications. A […]
Mozilla updates GPG signing key for Firefox releases after exposure
Mozilla announced today that it updated the GPG key used to sign Firefox and Thunderbird releases after it was accidentally exposed on GitHub. However, in a Monday blog post, it noted that the risk of a supply chain attack in which threat actors could distribute malicious installers signed with the exposed key is low because only a […]
Firefox now has a free built-in VPN with 50GB monthly data limit
Mozilla released Firefox 149 with added privacy protection through a built-in VPN tool offering up to 50GB of monthly traffic. The feature uses a secure proxy server to route only traffic from the browser, unlike the company’s commercial Mozilla VPN, which covers system-wide traffic. “Whether you’re using public Wi-Fi while traveling, searching for sensitive health information, […]
Mozilla announces switch to disable all Firefox AI features
In response to user feedback on AI integration, Mozilla announced today that the next Firefox release will let users disable AI features entirely or manage them individually. The new “Block AI enhancements” toggle will be available in Firefox 148 on February 24 and will help block current and future generative AI features in the desktop […]
Mozilla Firefox gets new anti-fingerprinting defenses
Mozilla announced a major privacy upgrade in Firefox 145 that reduces even more the number of users vulnerable to digital fingerprinting. The new protections will initially be available only in Private Browsing Mode and Enhanced Tracking Protection (ETP) Strict mode. After testing and optimization, they will be enabled by default in the Firefox web browser. […]
Mozilla: New Firefox extensions must disclose data collection practices
Starting next month, Mozilla will require Firefox extension developers to disclose whether their add-ons collect or share user data with third parties. The devs will be required to disclose any new extension’s data practices in the manifest.json file using a dedicated browser_specific_settings.gecko.data_collection_permissions key beginning November 3, 2025. Mozilla will also require all extension developers to […]
Mozilla now lets Firefox add-on devs roll back bad updates
Mozilla has announced a new feature that enables Firefox extension developers to roll back to previously approved versions, allowing them to quickly address critical bugs and issues. Once the latest extension version is reverted, users will no longer be able to install it. If automatic updates are enabled, the web browser will also automatically revert […]
Mozilla warns Germany could soon declare ad blockers illegal
A recent ruling from Germany’s Federal Supreme Court (BGH) has revived a legal battle over whether browser-based ad blockers infringe copyright, raising fears about a potential ban of the tools in the country. The case stems from online media company Axel Springer’s lawsuit against Eyeo – the maker of the popular Adblock Plus browser extension. Axel Springer […]
Mozilla warns of phishing attacks targeting add-on developers
Mozilla has warned browser extension developers of an active phishing campaign targeting accounts on its official AMO (addons.mozilla.org) repository. Mozilla’s add-on platform hosts over 60,000 browser extensions and more than 500,000 themes used by tens of millions of users worldwide. According to Mozilla’s advisory, these phishing emails are impersonating the AMO team and claim that the targeted developer accounts […]
Mozilla launches new system to detect Firefox crypto drainer add-ons
Mozilla has developed a new security feature for its add-on portal that helps block Firefox malicious extensions that drain cryptocurrency wallets. According to a recent blog post, Mozilla’s new security system creates risk profiles for each submitted wallet extension and triggers automated risk alerts if a pre-defined threshold is exceeded. These alerts will prompt human […]