52.184.164.73 in my logs

[daniel_1983 at protonmail.com]

Thanks for confirming this Sven. I took your advice and found out that according to fastcompany website, the app stores messages on third party servers and sends  password information back to microsoft (annotated source:
https://genius.it/14327807/www.fastcompany.com/3042238/microsofts-new-outlook-app-isnt-safe-for-government-email)

I spotted a couple other IP addresses that also belong to them and are used to access my users mailboxes (and possiblty passwords !)

http://www.ispinfo.net/isp/52.232.250.20.html 
http://www.ispinfo.net/isp/40.123.47.209.html

Daniel




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‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐

On April 15, 2018 11:37 AM, Sven Hartge <sven at svenhartge.de> wrote:

> daniel_1983 at protonmail.com wrote:
> 
> > Could it be that the outlook app uses microsoft's servers to fetch the
> > 
> > mail before handing them to the user ?
> 
> Yes, this is the case. Have a little web search for "microsoft outlook
> 
> app security risk" to see the implications.
> 
> Grüße,
> 
> Sven.
> 
> 
> --------------------------------------------------------------------------------------------------------------------------------------
> 
> Sigmentation fault. Core dumped.