Microsoft this week patched two critical vulnerabilities in Office, the Visual Basic for Applications development tool, and its Windows e-mail clients.
Free add-on Expand Short URL shows you the original long links on short URLs created by URL-shortening services.
Fixes for two "critical vulnerabilities" in Windows and Office will post on Tuesday.
Patch for three vulnerabilities in the Windows version of Chrome marks the second time that Google has plugged security holes this month.
Microsoft retracts fix for Windows 2000 bug after finding 'quality issues,' but the company plans to reissue patch next week.
The biggest single threat to computer security is now the inability of PC users to patch their computers, according to Symantec's review of 2009.
Simple, smart tool Clipple extends the Firefox clipboard.
Apple has patched a critical Mac OS X vulnerability used by a security researcher three weeks ago to win $10,000 for hacking Safari at the Pwn2Own contest.
Microsoft will play it safe by patching a Windows 7 bug that it says can't be exploited.
Adobe on Thursday will announce the patches it plans to deliver next week for its PDF software, a part of its quarterly security update process.