QUOTE: When Microsoft’s new operating system, Windows 8, hits the market on Oct. 26, it will be chock-full of new and enhanced features aimed at giving users more security than ever before. “There are quite a few security improvements,” said Roel Schouwenberg, a senior researcher in the Boston-area office of Russian anti-virus firm Kaspersky Lab. “It all starts at the boot level, with Windows 8 offering the ability to do a secure boot.”