Valimail announces general availability of Amplify, giving clients the ability to display their logo alongside authenticated email messages. The company’s founding and involvement in the Brand Indicators for Message Identification (BIMI) standard enables Gmail, AOL, Yahoo Mail, Fastmail and other mailbox providers to display logos next to an email message, indicating it has been authenticated. BIMI provides a visual cue to the recipient that the email has been authenticated and the sender is not spoofed (fake)
Source: https://www.helpnetsecurity.com/2021/07/13/valimail-amplify/