Phishing mail allegedly from the rector
using signed mails with certificates, to prevent this. Unfortunately, many mail programs, such as Outlook, no longer display the mail address if a plain name is specified in the mail header. It is also easy [...] observe more often that people do not bother to do this, but just forge the plain name. However, in Outlook you can switch on the display of the sender address permanently for a folder in the overview: View [...] it appropriately with "up". Here is an illustrated tutorial that works analogously with a current Outlook: https://www.seplura.de/e-mail-absender-adresse-eingehender-mails-anzeigen/ In the Thunderbird mail …