| 8621 | The JSON Meta Application Protocol (JMAP) for MailN. Jenkins, C. Newman | Proposed Standard | August 2019 |
| 8620 | The JSON Meta Application Protocol (JMAP)N. Jenkins, C. Newman | Proposed Standard | July 2019 |
| 8437 | IMAP UNAUTHENTICATE Extension for Connection ReuseC. Newman | Proposed Standard | August 2018 |
| 8314 | Cleartext Considered Obsolete: Use of Transport Layer Security (TLS) for Email Submission and AccessK. Moore, C. Newman | Proposed Standard | January 2018 |
| 6856 | Post Office Protocol Version 3 (POP3) Support for UTF-8R. Gellens, C. Newman, J. Yao, K. Fujiwara | Proposed Standard | March 2013 |
| 6855 | IMAP Support for UTF-8P. Resnick, Ed., C. Newman, Ed., S. Shen, Ed. · obsoleted by RFC 9755 | Proposed Standard | March 2013 |
| 6533 | Internationalized Delivery Status and Disposition NotificationsT. Hansen, Ed., C. Newman, A. Melnikov | Proposed Standard | February 2012 |
| 5802 | Salted Challenge Response Authentication Mechanism (SCRAM) SASL and GSS-API MechanismsC. Newman, A. Menon-Sen, A. Melnikov, N. Williams | Proposed Standard | July 2010 |
| 5738 | IMAP Support for UTF-8P. Resnick, C. Newman · obsoleted by RFC 6855 | Experimental | March 2010 |
| 5721 | POP3 Support for UTF-8R. Gellens, C. Newman · obsoleted by RFC 6856 | Experimental | February 2010 |
| 5423 | Internet Message Store EventsR. Gellens, C. Newman | Proposed Standard | March 2009 |
| 5337 | Internationalized Delivery Status and Disposition NotificationsC. Newman, A. Melnikov, Ed. · obsoleted by RFC 6533 | Experimental | September 2008 |
| 5255 | Internet Message Access Protocol InternationalizationC. Newman, A. Gulbrandsen, A. Melnikov | Proposed Standard | June 2008 |
| 5092 | IMAP URL SchemeA. Melnikov, Ed., C. Newman | Proposed Standard | November 2007 |
| 4790 | Internet Application Protocol Collation RegistryC. Newman, M. Duerst, A. Gulbrandsen | Proposed Standard | March 2007 |
| 4642 | Using Transport Layer Security (TLS) with Network News Transfer Protocol (NNTP)K. Murchison, J. Vinocur, C. Newman | Proposed Standard | October 2006 |
| 4468 | Message Submission BURL ExtensionC. Newman | Proposed Standard | May 2006 |
| 3848 | ESMTP and LMTP Transmission Types RegistrationC. Newman | Draft Standard | July 2004 |
| 3339 | Date and Time on the Internet: TimestampsG. Klyne, C. Newman | Proposed Standard | July 2002 |
| 2831 | Using Digest Authentication as a SASL MechanismP. Leach, C. Newman · obsoleted by RFC 6331 | Historic | May 2000 |
| 2595 | Using TLS with IMAP, POP3 and ACAPC. Newman | Proposed Standard | June 1999 |
| 2449 | POP3 Extension MechanismR. Gellens, C. Newman, L. Lundblade | Proposed Standard | November 1998 |
| 2444 | The One-Time-Password SASL MechanismC. Newman | Proposed Standard | October 1998 |
| 2342 | IMAP4 NamespaceM. Gahrns, C. Newman | Proposed Standard | May 1998 |
| 2245 | Anonymous SASL MechanismC. Newman · obsoleted by RFC 4505 | Proposed Standard | November 1997 |
| 2244 | ACAP -- Application Configuration Access ProtocolC. Newman, J. G. Myers | Proposed Standard | November 1997 |
| 2192 | IMAP URL SchemeC. Newman · obsoleted by RFC 5092 | Proposed Standard | September 1997 |