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Unlock the Benefits of the New SMTP Auth Opt-In Endpoint

Understanding the Impact of the New Opt-in Endpoint for SMTP AUTH Clients
As cloud technology continues to evolve and become more accessible, businesses must stay up-to-date with the latest features and security protocols to ensure their data is safe and secure. SMTP AUTH is one of the most popular authentication protocols for email, and with the new opt-in endpoint, users can stay connected and take advantage of the latest security protocols.

What is SMTP AUTH?
Simple Mail Transfer Protocol (SMTP) is a protocol used to send emails from one server to another. SMTP AUTH is a security protocol that provides authentication for sending emails. By authenticating, the server can verify that the user is authorized to send emails from that domain. This prevents unauthorized users from sending emails using the same domain.

What is the new opt-in endpoint?
The new opt-in endpoint is a new feature that allows users to use legacy TLS instead of the default TLS v1.2 protocol for SMTP AUTH. Legacy TLS is an older version of the protocol and is less secure than TLS v1.2, but it is still used by some clients for compatibility reasons. By opting in to the new endpoint, users can ensure that their emails are sent securely.

What are the benefits of the new opt-in endpoint?
The new opt-in endpoint offers a number of benefits, including improved security and compatibility with older clients. By using the new endpoint, users can ensure that their emails are sent securely and that they are compatible with clients that are still using legacy TLS. Additionally, the new endpoint provides better authentication, as it requires users to authenticate before sending emails.

How can I take advantage of the new opt-in endpoint?
If you are an Exchange Online user, you can take advantage of the new opt-in endpoint by changing your SMTP AUTH settings. To do this, you will need to log in to your Exchange Online account and navigate to the SMTP AUTH settings page. From here, you will be able to enable the opt-in endpoint and set it as the default for SMTP AUTH.

Conclusion
The new opt-in endpoint for SMTP AUTH is a great way to ensure that your emails are sent securely and that they are compatible with older clients. By taking advantage of this new feature, you can ensure that your emails are sent securely and that your data is protected.
References:
New opt-in endpoint available for SMTP AUTH clients still needing legacy TLS

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