Email clients supporting TLS 1.2
- Outlook 2003
- Outlook 2007
- Outlook 2010
- Outlook 2013
- Outlook 2016
- Outlook 2011 / MAC OSX 10.11 – 10.13
- Apple Mail / OSX 10.12 (Sierra) and above
- Mail / iOS 11+
- Mail / Android 5+
- Thunderbird 45.6+
Email clients supporting TLS 1.2