Signature includes the identity of the signer. Message from the purported author of the message. Signing IdentityĭKIM separates the question of the identity of the signer of the O allows delegation of signing to third parties. O can be implemented independently of clients in order to reduce Transparent to the fullest extent possible O is compatible with the existing email infrastructure and O message archiving is not a design goal. O no attempt is made to include encryption as part of the mechanism
DKIM PRIVATE KEY STORED ZIMBRA VERIFICATION
O signature verification failure does not force rejection of the Protocols or services for public key distribution or revocation O there is no dependency on the deployment of any new Internet Issued by well-known, trusted certificate authorities O there is no dependency on public and private key pairs being
DKIM PRIVATE KEY STORED ZIMBRA SOFTWARE
Software is confused by signature-related content appearing in the Neither human recipients nor existing MUA (Mail User Agent) O the message signature is written as a message header field so that Message signing (e.g., Secure/Multipurpose Internet Mail Extensions The approach taken by DKIM differs from previous approaches to Possession of the private key for the signing domain. The signer's domain directly to retrieve the appropriate public key,Īnd thereby confirm that the message was attested to by a party in Message recipients can verify the signature by querying To claim responsibility for the introduction of a message into the Messages can be cryptographically signed, permitting a signing domain IntroductionĭomainKeys Identified Mail (DKIM) defines a mechanism by which email Intentionally Malformed DKIM-Signature Header Fields. _domainkey DNS TXT Record Tag Specifications. DKIM-Signature Canonicalization Registry. Normalize the Message to Prevent Transport Conversions. Select a Private Key and Corresponding Selector Determine Whether the Email Should Be Signed and by Protection of email identity may assist in theġ.
They convey while retaining the functionality of Internet email as it Protecting message signer identity and the integrity of the messages The ultimate goal of this framework is to permitĪ signing domain to assert responsibility for a message, thus Key server technology to permit verification of the source andĬontents of messages by either Mail Transfer Agents (MTAs) or Mail Distribution of this memo is unlimited.ĭomainKeys Identified Mail (DKIM) defines a domain-levelĪuthentication framework for email using public-key cryptography and Official Protocol Standards" (STD 1) for the standardization stateĪnd status of this protocol. Please refer to the current edition of the "Internet Internet community, and requests discussion and suggestions for This document specifies an Internet standards track protocol for the Request for Comments: 4871 Sendmail, Inc.Ĭategory: Standards Track PGP CorporationĭomainKeys Identified Mail (DKIM) Signatures Updated by: 5672 Errata Exist Network Working Group E. RFC 4871: DomainKeys Identified Mail (DKIM) Signatures
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