Office 365 will only allow TLS 1.2 starting March 1st 2018

Microsoft announced an upcoming change for secure connections in a support article last updated 19th December 2017. Office 365 will only initiate and accept connections secured by TLS 1.2 (Transport Layer Security) only as of March 1st 2018. There will be no support for older TLS versions 1.0 and 1.1. This is  a pro-active measure before any possible downgrade attacks that might will pop-up in the future. Microsoft warns that client-server and browser server combinations must use at least TLS1.2. Most

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