Oracle will release a new version of Java on Tuesday that will include 42 security fixes. The new update will also make changes to how Web-based Java content will be presented inside browsers. The changes follow an large number of attacks this year that have used Java exploits to infect computers with malware. The company hopes that the changes will encourage developers to sign their legitimate Java applets with digital certificates issued by publicly trusted certificate authorities. Some of the vulnerabilities patched by the new Java 7 Update 21 (7u21) can be exploited remotely without authentication.”]