Does your office practice proper maintenance and security against the latest threats, like Sandworm and CryptoWall 2.0? You should, or else your business might get a nasty holiday gift in the form of the Schannel vulnerability in Microsoft Office. This particular threat allows a hacker to take over the entire system, making it an exceptionally dangerous vulnerability that you can’t ignore. Thankfully, a patch is available to the general public, so you want to apply it as soon as possible.