Microsoft has killed Dell's user-pwning root certificate and its self-reinstalling .dll with its antivirus Defender tool.
The certificate is a big blunder because it opens a universal means for attackers on public networks to hose new Dell laptops.
That's because bright minds planted a self-signed certificate and private key on new laptops which allows attackers on public WiFi to steal otherwise encrypted usernames, passwords, and other sensitive data.
Downloadable versions of Windows 10 version 1511, the November 2015 update, appear to have been removed after their release earlier this month.
Windows 10 build 10586 has been released to Fast ring users of the Insider Preview program today. There's not a lot new in this build, just bug fixes, but it's important nonetheless: this build is believed to have been signed off as good enough for widespread use. As such, unless some critical last-minute bug is discovered, it should roll out to all Windows 10 users on Patch Tuesday next week, as the Windows 10 Fall Update.
Microsoft is preparing for the rollout of its Siri alternative, Cortana, on Apple devices.
In a post on its Answers website, the Windows giant has asked for beta testers for the service on iOS devices. But you have to apply and be accepted, and the company appears to be looking for people in the unusual subset of iPhone users that have a Windows 10 computer.
Two chaps claim to have discovered how to trivially circumvent Microsoft's Enhanced Mitigation Experience Toolkit (EMET) using Redmond's own compatibility tools.
A report [PDF] by the duo at Duo Security describes how the Windows on Windows (WoW64) environment can be abused to bypass builtin security tools.