Microsoft’s latest Windows 10 Insider Preview comes with a host of new enterprise security features, including some that are due for the Windows 10 Fall Creators Update that’s expected to be released around September. The new Windows 10 Insider Preview for PCs — build 16232 — is available for Insiders in the “fast” ring, and introduces several improvements to Windows Defender Application Guard, exploit protection, and Windows Defender Antivirus as well as several bug fixes.