According to the BBC it's a cybersecurity company that's the origin of the issues. They've released an update to their software that seems to have gone wrong 

Yes, its being reported in the IT technical websites. Unfortunately its a issue that results in the PC being stuck in a continual boot loop. It can be resolved, but it needs physical access to the device. Unfortunately where a device is in a remote location, it will take time to get a trained person to rectify the issue.

This isn't the first time Microsoft or one of there suppliers has pushed an update that breaks things...

Yes, its being reported in the IT technical websites. Unfortunately its a issue that results in the PC being stuck in a continual boot loop. It can be resolved, but it needs physical access to the device. Unfortunately where a device is in a remote location, it will take time to get a trained person to rectify the issue.

This isn't the first time Microsoft or one of there suppliers has pushed an update that breaks things...

Both of my brothers work in the IT industry. One for a London based insurance company and one is an IT Project Manager working for a well known restaurant chain.  I'm guessing they're both a little bit busy today...