13. References

13.1. Normative References

[ABNF] Crocker, D., Ed., and P. Overell, "Augmented BNF for Syntax Specifications: ABNF", STD 68, RFC 5234, January 2008.

[DKIM] Crocker, D., Ed., Hansen, T., Ed., and M. Kucherawy, Ed., "DomainKeys Identified Mail (DKIM) Signatures", STD 76, RFC 6376, September 2011.

[DNS] Mockapetris, P., "Domain names - implementation and specification", STD 13, RFC 1035, November 1987.

[DNS-CASE] Eastlake 3rd, D., "Domain Name System (DNS) Case Insensitivity Clarification", RFC 4343, January 2006.

[KEYWORDS] Bradner, S., "Key words for use in RFCs to Indicate Requirement Levels", BCP 14, RFC 2119, March 1997.

[MAIL] Resnick, P., Ed., "Internet Message Format", RFC 5322, October 2008.

[MIME] Freed, N. and N. Borenstein, "Multipurpose Internet Mail Extensions (MIME) Part One: Format of Internet Message Bodies", RFC 2045, November 1996.

[SMTP] Klensin, J., "Simple Mail Transfer Protocol", RFC 5321, October 2008.

[SPF] Kitterman, S., "Sender Policy Framework (SPF) for Authorizing Use of Domains in Email, Version 1", RFC 7208, April 2014.

[URI] Berners-Lee, T., Fielding, R., and L. Masinter, "Uniform Resource Identifier (URI): Generic Syntax", STD 66, RFC 3986, January 2005.

[XML] Bray, T., Paoli, J., Sperberg-McQueen, C., Maler, E., and F. Yergeau, "Extensible Markup Language (XML) 1.0 (Fifth Edition)", W3C Recommendation, November 2008.

13.2. Informative References

[ADSP] Allman, E., Delany, M., Fenton, J., and J. Levine, "DomainKeys Identified Mail (DKIM) Author Domain Signing Practices (ADSP)", RFC 5617, August 2009.

[AFRF] Fontana, H., "Authentication Failure Reporting Using the Abuse Reporting Format", RFC 6591, April 2012.

[AFRF-DKIM] Kucherawy, M., "Authentication Failure Reporting Extensions for DomainKeys Identified Mail (DKIM)", RFC 6652, June 2012.

[AFRF-SPF] Kitterman, S., "Sender Policy Framework (SPF) Authentication Failure Reporting Using the Abuse Reporting Format", RFC 6652, June 2012.

[DKIM-THREATS] Fenton, J., "Analysis of Threats Motivating DomainKeys Identified Mail (DKIM)", RFC 4686, September 2006.

[DMARC-INDIRECT] Jones, S., "Interoperability Issues between Domain-based Message Authentication, Reporting, and Conformance (DMARC) and Indirect Email Flows", RFC 7960, September 2016.

[EMAIL-ARCH] Crocker, D., "Internet Mail Architecture", RFC 5598, July 2009.

[IANA-CONSIDERATIONS] Narten, T. and H. Alvestrand, "Guidelines for Writing an IANA Considerations Section in RFCs", BCP 26, RFC 5226, May 2008.

[SEC-TERMS] Shirey, R., "Internet Security Glossary, Version 2", FYI 36, RFC 4949, August 2007.

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