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RFC 9879: Use of Password-Based Message Authentication Code 1 (PBMAC1) in PKCS #12 Syntax

In plain English — editorial summary, not part of the RFC

This document specifies additions and amendments to RFCs 7292 and 8018. It also obsoletes the RFC 9579. It defines a way to use the Password-Based Message Authentication Code 1 (PBMAC1), defined in RFC 8018, inside the PKCS #12 syntax. The purpose of this specification is to permit the use of more modern Password-Based Key Derivation Functions (PBKDFs) and allow for regulatory compliance.

Document record

Document ID
RFC9879
Published
September 2025
Authors
A. Kario
Status
INFORMATIONAL
Stream
IETF
Area
sec
Pages
16
Also known as
—
Obsoletes:
RFC 9579
Updates:
RFC 7292, RFC 8018

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The document record above — title, authors, date, status, stream, area, relationships, DOI and errata — is imported verbatim from the public RFC Editor index. The “in plain English” section is editorial: written by The metasystema editorial team, not part of the RFC. Where the two differ, the RFC text governs.

Last checked against the RFC Editor index on . RFCs are never revised after publication; changes are issued as new documents.

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canonical URL: /rfc/9879-use-of-password-based-message-authentication-code-1-pbmac1-in-pkcs-12-syntax