His new Universal ADB Driver works with a wide range of Android devices and supports Windows XP or later. It doesn’t require you to disable driver verification on Windows 8, like some other drivers.

He has put together a universal ADB driver that should install on any version of Windows without having to turn on test signing or disable driver verification.

adb drivers Koush’s Universal ADB driver for Windows makes connecting/hacking Android devices easier by Brad Linder 04/08/2013 Comments Off ...

ADB (and fastboot) is no longer an issue on Windows 8 thanks to this driver. Koush didn't do it alone, though – this has been a sort of "project" within the community for some time now.

The Android Debug Bridge (ADB) driver, contained in WPD, is the universal Android USB driver – plug an Android device into your computer and ADB does the talking.