Microsoft to Retire TLS 1.0 and 1.1 Encryption on October 15 | Information Technology | University of Pittsburgh
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Microsoft to Retire TLS 1.0 and 1.1 Encryption on October 15

Thursday, September 24, 2020 - 16:40

 

On October 15, 2020, Microsoft will retire Transport Security Layer (TLS) 1.0 and 1.1 encryption protocols which provide communications security over a computer network. Recent users of the following Windows and Mas OS applications that use TLS 1.0 or 1.1 for communications have been contacted:

  • Microsoft Windows
  • Microsoft Office
  • Mozilla Firefox
  • Mac Mail and Calendar
  • iOS Mail
  • Microsoft Office for Mac
  • Airmail
  • Crestron Fusion 9

Before Oct. 15, these users have been advised to use the following options to update their version of TLS:

Using the most recent version of TLS–version 1.2–means that you can take advantage of the up-to-date security standards, ensuring that you have uninterrupted access to Microsoft resources.

Please contact the 24/7 IT Help Desk at 412-624-HELP (4357) if you have any questions regarding this announcement.