Security News

Mozilla has published Firefox 97.0.2, an "Out-of-band" update that closes two bugs that are officially listed as critical. Access to the details of the bugs is still restricted to Mozilla insiders, presumably to make it harder for attackers to get at the technical details of how to exploit these security holes.

One option is to completely block all site cookies in your web browser. If your browser of choice is Firefox, you are in luck, as there is a way to make sure you block all site cookies.

How to protect yourself against website trackers in Firefox. Mozilla's Firefox offers a built-in feature through which you can combat website and ad trackers.

Mozilla is warning website developers that the upcoming Firefox 100 and Chrome 100 versions may break websites when parsing user-agent strings containing three-digit version numbers. Mozilla and Google will continue running experiments for version 100 user-agents until the browsers are released on March 29 for Chrome and May 3 for Firefox.

Mozilla released a security update to address a high severity privilege escalation vulnerability found in the Mozilla Maintenance Service. The Mozilla Maintenance Service is an optional Firefox and Thunderbird service that makes application updates possible in the background.

The maintainers of a "Disposable email service" blocklist have decided to add Firefox Relay to the list, leaving many users of the service upset. Firefox Relay is a privacy-centric email service that enables users to protect their real email addresses and hence limit spam.

The maintainers of a "Disposable email service" blocklist have decided to add Firefox Relay to the list, leaving many users of the service upset. Firefox Relay is a privacy-centric email service that enables users to protect their real email addresses and hence limit spam.

Mozilla's Firefox Focus web browser can now protect Android users against cross-site tracking while browsing the Internet by preventing cookies from being used for advertising and monitoring your activity. "We're bringing it to Firefox Focus on Android, our simple, privacy by default companion app. Firefox Focus on Android will be the first Firefox mobile browser to have Total Cookie Protection," Mozilla said today.

Specifically, the error code 'MOZILLA PKIX ERROR OCSP RESPONSE FOR CERT MISSING' and the message "The OCSP response does not include a status for the certificate being verified," help trace down the cause of the issue. The Online Certificate Status Protocol is a way for browsers and other client-side applications to check if an SSL certificate has been revoked, as an alternative to relying on traditional revocation lists.

The latest version of Firefox is now available and includes an important step forward for web browser security. Firefox, the little browser that could, continues chugging along.