Here’s an update of the most critical programs to keep up to the latest version:

Windows:

A total of 12 bulletins are being released, as it is usual, on the second Tuesday of this month – So Tuesday the 9th. The 12 bulletins handle a total of 22 vulnerabilities found in the Windows operating system, Internet Explorer, and Office. If you have your computer(s) set to automatically receive and install updates, no user intervention is necessary except for a probable restart of the computer at the end of the updates.

Adobe Flash:

Latest version released is 10.3.181.34, for Internet Explorer and Firefox. For the Google Chrome web browser, Flash latest version is 10.3.181.36, and since it’s built into the browser, make sure you have the latest version of Google Chrome installed, 13.0.782.107.

Adobe PDF Reader:

The latest version released is 10.1.0.534.

Java:

Latest version released is 6, update 26.

As mentioned before, you can check Flash, PDF reader, Java and some other programs’ versions using the checker by Qualys, https://browsercheck.qualys.com/

Keeping your computer up-to-date is one of the cornerstones of a strong security setup.