| 1122 | Requirements for Internet Hosts - Communication LayersR. Braden, Ed. | Internet Standard | October 1989 |
| 1737 | Functional Requirements for Uniform Resource NamesK. Sollins, L. Masinter | Informational | December 1994 |
| 1964 | The Kerberos Version 5 GSS-API MechanismJ. Linn | Proposed Standard | June 1996 |
| 1982 | Serial Number ArithmeticR. Elz, R. Bush | Proposed Standard | August 1996 |
| 1994 | PPP Challenge Handshake Authentication Protocol (CHAP)W. Simpson | Draft Standard | August 1996 |
| 2119 | Key words for use in RFCs to Indicate Requirement LevelsS. Bradner | Best Current Practice | March 1997 |
| 2401 | Security Architecture for the Internet ProtocolS. Kent, R. Atkinson · obsoleted by RFC 4301 | Proposed Standard | November 1998 |
| 2404 | The Use of HMAC-SHA-1-96 within ESP and AHC. Madson, R. Glenn | Proposed Standard | November 1998 |
| 2406 | IP Encapsulating Security Payload (ESP)S. Kent, R. Atkinson · obsoleted by RFC 4303, RFC 4305 | Proposed Standard | November 1998 |
| 2407 | The Internet IP Security Domain of Interpretation for ISAKMPD. Piper · obsoleted by RFC 4306 | Historic | November 1998 |
| 2409 | The Internet Key Exchange (IKE)D. Harkins, D. Carrel · obsoleted by RFC 4306 | Historic | November 1998 |
| 2451 | The ESP CBC-Mode Cipher AlgorithmsR. Pereira, R. Adams | Proposed Standard | November 1998 |
| 2608 | Service Location Protocol, Version 2E. Guttman, C. Perkins, J. Veizades, M. Day | Proposed Standard | June 1999 |
| 2743 | Generic Security Service Application Program Interface Version 2, Update 1J. Linn | Proposed Standard | January 2000 |
| 2865 | Remote Authentication Dial In User Service (RADIUS)C. Rigney, S. Willens, A. Rubens, W. Simpson | Draft Standard | June 2000 |
| 2945 | The SRP Authentication and Key Exchange SystemT. Wu | Proposed Standard | September 2000 |
| 3385 | Internet Protocol Small Computer System Interface (iSCSI) Cyclic Redundancy Check (CRC)/Checksum ConsiderationsD. Sheinwald, J. Satran, P. Thaler, V. Cavanna | Informational | September 2002 |
| 3454 | Preparation of Internationalized Strings ("stringprep")P. Hoffman, M. Blanchet · obsoleted by RFC 7564 | Proposed Standard | January 2003 |
| 3566 | The AES-XCBC-MAC-96 Algorithm and Its Use With IPsecS. Frankel, H. Herbert | Proposed Standard | September 2003 |
| 3602 | The AES-CBC Cipher Algorithm and Its Use with IPsecS. Frankel, R. Glenn, S. Kelly | Proposed Standard | September 2003 |
| 3629 | UTF-8, a transformation format of ISO 10646F. Yergeau | Internet Standard | November 2003 |
| 3686 | Using Advanced Encryption Standard (AES) Counter Mode With IPsec Encapsulating Security Payload (ESP)R. Housley | Proposed Standard | January 2004 |
| 3720 | Internet Small Computer Systems Interface (iSCSI)J. Satran, K. Meth, C. Sapuntzakis, M. Chadalapaka, E. Zeidner · obsoleted by RFC 7143 | Proposed Standard | April 2004 |
| 3721 | Internet Small Computer Systems Interface (iSCSI) Naming and DiscoveryM. Bakke, J. Hafner, J. Hufferd, K. Voruganti, M. Krueger | Informational | April 2004 |
| 3722 | String Profile for Internet Small Computer Systems Interface (iSCSI) NamesM. Bakke | Proposed Standard | April 2004 |
| 3723 | Securing Block Storage Protocols over IPB. Aboba, J. Tseng, J. Walker, V. Rangan, F. Travostino | Proposed Standard | April 2004 |
| 3783 | Small Computer Systems Interface (SCSI) Command Ordering Considerations with iSCSIM. Chadalapaka, R. Elliott | Informational | May 2004 |
| 3980 | T11 Network Address Authority (NAA) Naming Format for iSCSI Node NamesM. Krueger, M. Chadalapaka, R. Elliott · obsoleted by RFC 7143 | Proposed Standard | February 2005 |
| 3986 | Uniform Resource Identifier (URI): Generic SyntaxT. Berners-Lee, R. Fielding, L. Masinter | Internet Standard | January 2005 |
| 4106 | The Use of Galois/Counter Mode (GCM) in IPsec Encapsulating Security Payload (ESP)J. Viega, D. McGrew | Proposed Standard | June 2005 |
| 4120 | The Kerberos Network Authentication Service (V5)C. Neuman, T. Yu, S. Hartman, K. Raeburn | Proposed Standard | July 2005 |
| 4121 | The Kerberos Version 5 Generic Security Service Application Program Interface (GSS-API) Mechanism: Version 2L. Zhu, K. Jaganathan, S. Hartman | Proposed Standard | July 2005 |
| 4171 | Internet Storage Name Service (iSNS)J. Tseng, K. Gibbons, F. Travostino, C. Du Laney, J. Souza | Proposed Standard | September 2005 |
| 4291 | IP Version 6 Addressing ArchitectureR. Hinden, S. Deering | Draft Standard | February 2006 |
| 4297 | Remote Direct Memory Access (RDMA) over IP Problem StatementA. Romanow, J. Mogul, T. Talpey, S. Bailey | Informational | December 2005 |
| 4301 | Security Architecture for the Internet ProtocolS. Kent, K. Seo | Proposed Standard | December 2005 |
| 4303 | IP Encapsulating Security Payload (ESP)S. Kent | Proposed Standard | December 2005 |
| 4304 | Extended Sequence Number (ESN) Addendum to IPsec Domain of Interpretation (DOI) for Internet Security Association and Key Management Protocol (ISAKMP)S. Kent | Proposed Standard | December 2005 |
| 4543 | The Use of Galois Message Authentication Code (GMAC) in IPsec ESP and AHD. McGrew, J. Viega | Proposed Standard | May 2006 |
| 4648 | The Base16, Base32, and Base64 Data EncodingsS. Josefsson | Proposed Standard | October 2006 |
| 4806 | Online Certificate Status Protocol (OCSP) Extensions to IKEv2M. Myers, H. Tschofenig | Proposed Standard | February 2007 |
| 4850 | Declarative Public Extension Key for Internet Small Computer Systems Interface (iSCSI) Node ArchitectureD. Wysochanski · obsoleted by RFC 7143 | Proposed Standard | April 2007 |
| 5046 | Internet Small Computer System Interface (iSCSI) Extensions for Remote Direct Memory Access (RDMA)M. Ko, M. Chadalapaka, J. Hufferd, U. Elzur, H. Shah, P. Thaler · obsoleted by RFC 7145 | Proposed Standard | October 2007 |
| 5048 | Internet Small Computer System Interface (iSCSI) Corrections and ClarificationsM. Chadalapaka, Ed. · obsoleted by RFC 7143 | Proposed Standard | October 2007 |
| 5226 | Guidelines for Writing an IANA Considerations Section in RFCsT. Narten, H. Alvestrand · obsoleted by RFC 8126 | Best Current Practice | May 2008 |
| 5433 | Extensible Authentication Protocol - Generalized Pre-Shared Key (EAP-GPSK) MethodT. Clancy, H. Tschofenig | Proposed Standard | February 2009 |
| 5741 | RFC Streams, Headers, and BoilerplatesL. Daigle, Ed., O. Kolkman, Ed., IAB · obsoleted by RFC 7841 | Informational | December 2009 |
| 5996 | Internet Key Exchange Protocol Version 2 (IKEv2)C. Kaufman, P. Hoffman, Y. Nir, P. Eronen · obsoleted by RFC 7296 | Proposed Standard | September 2010 |
| 6648 | Deprecating the "X-" Prefix and Similar Constructs in Application ProtocolsP. Saint-Andre, D. Crocker, M. Nottingham | Best Current Practice | June 2012 |
| 6960 | X.509 Internet Public Key Infrastructure Online Certificate Status Protocol - OCSPS. Santesson, M. Myers, R. Ankney, A. Malpani, S. Galperin, C. Adams | Proposed Standard | June 2013 |
| 7144 | Internet Small Computer System Interface (iSCSI) SCSI Features UpdateF. Knight, M. Chadalapaka | Proposed Standard | April 2014 |
| 7145 | Internet Small Computer System Interface (iSCSI) Extensions for the Remote Direct Memory Access (RDMA) SpecificationM. Ko, A. Nezhinsky | Proposed Standard | April 2014 |
| 7146 | Securing Block Storage Protocols over IP: RFC 3723 Requirements Update for IPsec v3D. Black, P. Koning | Proposed Standard | April 2014 |