Learn about the Certification Authority Authorization (CAA) policy through our CAA best practices guide, CAA lookup tool, tech notes, and other resources.
BIMI, Brand Indicators for Message Identification, is an emerging standard for inserting registered trademarks inside email clients that makes it simple for organizations to display their brand on emails. Learn more.
Learn the basics of encryption, including why it’s important, how it works, and what you can do to implement an effective cryptographic security posture.