ONJULY19,ITsecuritycompanyCrowdstrike unveiled a ‘sensor configuration update’ for Windows systems. This triggered a logic error, resulting in a system crash and blue screen for any customers running Falcon Sensor on Windows 7.11 or above.
Microsoft released a statement to the effect that although this comprised less than one percent of devices running its OS, the outage affected 8.5 million devices. The effects were felt by virtually everyone in the developed world, given that systems operated by airlines, stock markets, and TV broadcasters were knocked offline.