The Mailsphere Sender Trust provides a simple trust rating of email senders. This feature will only work with emails processed by the Mailsphere security gateway. If your organisation does not use Mailsphere then you should contact your Office 365 administrator or contact us via our website www.mailsphere.co.uk to enquire about signing up.
The sender trust will show the following details:
You can also submit blacklist requests to Mailsphere to prevent future emails from an unwanted senders.