Server firmware security incident in 2016 forced Apple to sever ties with vendor Super Micro

While there appears to be no breach of #Apple 's security, the company terminated its relationship with hardware vendor #SuperMicro because of concerns about firmware update security, and an update that potentially compromised a #Siri server bank, plus the App Store's search server development environment.

http://iphone.appleinsider.com/articles/17/02/23/server-firmware-security-incident-in-2016-forced-apple-to-sever-ties-with-vendor-super-micro