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If your third-party email app is having issues connecting, sending, or receiving emails, you may need to reconfigure your account or update the app. Use these steps to identify and fix the source of the problem.
Email sender verification notice As part of AOL's commitment to user safety, an alert message will appear if the third-party mail client you're using adds a message to your inbox, or if we believe your account may have been compromised.
If you see an image challenge question when sending mail, you should just be able to complete the challenge then send mail. If, however, you correctly answer the image challenge and still can't send mail, it could be a sign of a more serious issue with your account, which may require additional steps to secure your account.
DomainKeys Identified Mail (DKIM) is an email authentication method designed to detect forged sender addresses in email (email spoofing), a technique often used in phishing and email spam. DKIM allows the receiver to check that an email that claimed to have come from a specific domain was indeed authorized by the owner of that domain. [ 1 ]
A sender can apply for a reference at a vouching authority. The reference, if accepted, is published on the DNS branch managed by that authority. A vouched sender should add a VBR-Info: header field to the messages it sends. It should also add a DKIM signature, or use some other authentication method, such as SPF.
Sender Policy Framework (SPF) is an email authentication method that ensures the sending mail server is authorized to originate mail from the email sender's domain. [ 1 ] [ 2 ] This authentication only applies to the email sender listed in the "envelope from" field during the initial SMTP connection.
Be aware, if the picture was sent in an unsupported file format, such as TIFF, you may not be able to view it. Ask the sender to resend the picture using JPG or GIF file format. Check the attachments. The image sent may have been sent as an attachment rather than an embedded image.
SMTPS (Simple Mail Transfer Protocol Secure) is a method for securing the SMTP using transport layer security.It is intended to provide authentication of the communication partners, as well as data integrity and confidentiality.