As you might have previously read, we released the first wave of mail flow insights last year (here is the original announcement).
Admins can use the mail flow dashboard in the Office 365 Security & ...
Updated Jul 01, 2019
Version 2.0
Blog Post
2 MIN READ
Mail flow insights (wave 2) will soon be available in O365 Security & Compliance Center
Any idea when the problem of the client SMTP header logging mentioned on the EHELO blog
https://blogs.technet.microsoft.com/exchange/2018/04/02/exchange-server-tls-guidance-part-2-enabling-tls-1-2-and-identifying-clients-not-using-it/
will be corrected? iPhone native mail client may be improperly identified as using < TLS 1.2 when it actually is.
Do you have more information on this? Was there a ticket opened or ? I searched that page for 'iphone' and nothing...
- It's in the Notes section about half way down the page about SMTP authentication. It does not specifically mention iPhone. My question is raised because I do not know how the iPhone Native Mail app is authenticating to Exchange.
If the SMTP logging is not accurate I do not know how to chase down the offending clients that are listed as using TLS 1 or 1.1 when they may actually be using 1.2 from the beginning.