DKIM: the digital signature of the sender of the email What is DKIM used for? How DKIM works Does DKIM improve deliverability? Capitalize on your good sender reputation to improve your deliverability. Add a digital signature to your emails with DKIM and easily pass spam checks. Email scams that rely on sender forgery , such as spoofing and phishing, have been around since the mid-1990s. However, they have become increasingly sophisticated, affecting more than people and causing more harm to individuals and organizations. This is why ISPs pay particular attention to the reputation of the sender : identifying a sender reported as spam means protecting the recipient from a communication which, at best, is only unwanted and, at worst, could disguise a phishing attempt.
DKIM is considered one of the most trusted email authentication methods and can help improve your deliverability. Generally speaking, email authentication methods boost inbox deliveries by providing verifiable information through your messages, proving that the emails you sent belong to you . DKIM: the digital signature of the sender of the email DKIM (DomainKeys Identified Mail) is an authentication method that allows the sender to associate a message with a domain name. This way, the recipient can verify their authenticity and verify the E-Commerce Photo Editing Service reputation of the sender shown in the From field. Technically, DKIM provides a method of validating a message-bound domain identity through encrypted authentication. Essentially, DKIM allows the sender of the email to take responsibility for a message in transit. Let's zoom in a bit. What is DKIM used for? DKIM is an encrypted key linked to a domain name. It works as the sender's digital signature on every email they send.
The recipient's server can use it to verify the authenticity of the sender's message. This protocol can block email spoofing, phishing, and spam since the recipient's email client can check the sender's reputation before delivering the message to the recipient. DKIM is a guarantee since the owner of the domain name in the signature claims responsibility for the message. Therefore, if the message has no value, the owner is risking his own reputation . Why Use DKIM in Email Marketing? The sender authentication method is important for two reasons: it confirms that the authenticated domain actually sent the email it confirms that the content has not been altered during delivery. DKIM is considered the most trusted email authentication method and can increase your deliverability. Sender reputation is a key factor for ISPs. Email authentication methods allow you to equip your messages with verifiable information to prove their value. How DKIM works The sender's mail transfer agent (MTA) generates the signature using an algorithm for the contents of the signed fields. This algorithm creates a unique string of characters or "hash value". When the sender's MTA generates the signature, the public key used to generate it is stored in the listed domain.