The Mozilla Foundation has released an update to its open source Firefox 1.0 browser. The Firefox security update, 1,0.1, is available to those who have already downloaded the free browser, the foundation said.The update is available now on all platforms. “Regular security updates are essential for maintaining a safe browsing ex-perience for our users,” Chris Hofmann, director of engineering for the Mozilla Foundation, said in a statement. “The Mozilla Foundation has developed a community of users and developers who continuously provide feedback on Mozilla software, and as a result of that constant vigilance, we are able to provide quick and effective responses to security vulnerabilities.” The security update for Firefox includes several fixes to guard against spoofing and arbitrary code execution. More information is available in the release notes.The browser has been downloaded more than 27 million times and is available in 28 languages. The Mozilla Foundation, based in Mountain View, Calif., provides organizational, legal, and financial support for the Mozilla open source software project. Technology Industry