1421 Privacy Enhancement for Internet Electronic Mail: Part I: Message Encryption and Authentication Procedures. J. Linn. February 1993. (Format: TXT=103894 bytes) (Obsoletes RFC1113) (Status: PROPOSED STANDARD)

1422 Privacy Enhancement for Internet Electronic Mail: Part II: Certificate-Based Key Management. S. Kent. February 1993. (Format: TXT=86085 bytes) (Obsoletes RFC1114) (Status: PROPOSED STANDARD)

1423 Privacy Enhancement for Internet Electronic Mail: Part III: Algorithms, Modes, and Identifiers. D. Balenson. February 1993. (Format: TXT=33277 bytes) (Obsoletes RFC1115) (Status: PROPOSED STANDARD)

1424 Privacy Enhancement for Internet Electronic Mail: Part IV: Key Certification and Related Services. B. Kaliski. February 1993. (Format: TXT=17537 bytes) (Status: PROPOSED STANDARD)

1847 Security Multiparts for MIME: Multipart/Signed and Multipart/Encrypted. J. Galvin, S. Murphy, S. Crocker, N. Freed. October 1995. (Format: TXT=23679 bytes) (Status: PROPOSED STANDARD)

1848 MIME Object Security Services. S. Crocker, N. Freed, J. Galvin, S. Murphy. October 1995. (Format: TXT=95010 bytes) (Status: PROPOSED STANDARD)

1991 PGP Message Exchange Formats. D. Atkins, W. Stallings & P. Zimmermann. August 1996. (Format: TXT=46255 bytes) (Status: INFORMATIONAL)

2015 MIME Security with Pretty Good Privacy (PGP). M. Elkins. October 1996. (Format: TXT=14223 bytes) (Status: PROPOSED STANDARD)

2245 Anonymous SASL Mechanism. C. Newman. November 1997. (Format: TXT=9974 bytes) (Status: PROPOSED STANDARD)

2246 The TLS Protocol Version 1.0. T. Dierks, C. Allen. January 1999. (Format: TXT=170401 bytes) (Status: PROPOSED STANDARD)

2444 The One-Time-Password SASL Mechanism. October 1998. (Update: RFC2222) (Status: PROPOSED STANDARD)

2487 SMTP Service Extension for Secure SMTP over TLS. P. Hoffman. January 1999. (Format: TXT=15120 bytes) (Status: PROPOSED STANDARD)

2311 S/MIME Version 2 Message Specification. S. Dusse, P. Hoffman, B. Ramsdell, L. Lundblade, L. Repka. March 1998. (Format: TXT=70901 bytes) (Status: INFORMATIONAL)

2312 S/MIME Version 2 Certificate Handling. S. Dusse, P. Hoffman, B. Ramsdell, J. Weinstein. March 1998. (Format: TXT=39829 bytes) (Status: INFORMATIONAL)

2313 PKCS 1: RSA Encryption Version 1.5. B. Kaliski. March 1998. (Format: TXT=37777 bytes) (Obsoleted by RFC2437) (Status: INFORMATIONAL)

2314 PKCS 10: Certification Request Syntax Version 1.5. B. Kaliski. March 1998. (Format: TXT=15814 bytes) (Status: INFORMATIONAL)

2315 PKCS 7: Cryptographic Message Syntax Version 1.5. B. Kaliski. March 1998. (Format: TXT=69679 bytes) (Status: INFORMATIONAL)

2480 Gateways and MIME Security Multiparts. N. Freed. January 1999. (Format: TXT=11751 bytes) (Status: PROPOSED STANDARD)

2527 Internet X.509 Public Key Infrastructure Certificate Policy and Certification Practices Framework. S. Chokhani, W. Ford. March 1999. (Format: TXT=91860 bytes) (Status: INFORMATIONAL)

2528 Internet X.509 Public Key Infrastructure Representation of Key Exchange Algorithm (KEA) Keys in Internet X.509 Public Key Infrastructure Certificates. R. Housley, W. Polk. March 1999. (Format: TXT=18273 bytes) (Status: INFORMATIONAL)

2559 Internet X.509 Public Key Infrastructure Operational Protocols - LDAPv2. S. Boeyen, T. Howes, P. Richard. April 1999. (Format: TXT=22889 bytes) (Updates RFC1778) (Status: PROPOSED STANDARD)

2595 Using TLS with IMAP, POP3 and ACAP. C. Newman. June 1999. (Format: TXT=32440 bytes) (Status: PROPOSED STANDARD)

2630 Cryptographic Message Syntax. R. Housley. June 1999. (Format: TXT=128599 bytes) (Status: PROPOSED STANDARD)

2632 S/MIME Version 3 Certificate Handling. B. Ramsdell, Ed.. June 1999. (Format: TXT=27925 bytes) (Status: PROPOSED STANDARD)

2631 Diffie-Hellman Key Agreement Method. E. Rescorla. June 1999. (Format: TXT=25932 bytes) (Status: PROPOSED STANDARD)

2633 S/MIME Version 3 Message Specification. B. Ramsdell, Ed.. June 1999. (Format: TXT=67870 bytes) (Status: PROPOSED STANDARD)

2634 Enhanced Security Services for S/MIME. P. Hoffman, Ed.. June 1999. (Format: TXT=131153 bytes) (Status: PROPOSED STANDARD)

2635 DON'T SPEW A Set of Guidelines for Mass Unsolicited Mailings and Postings (spam*). S. Hambridge, A. Lunde. June 1999. (Format: TXT=44669 bytes) (Also FYI0035) (Status: INFORMATIONAL)

2785 Methods for Avoiding the "Small-Subgroup" Attacks on the Diffie-Hellman Key Agreement Method for. R. Zuccherato. March 2000. (Format: TXT=24415 bytes) (Status: INFORMATIONAL)

2808 The SecurID(r) SASL Mechanism. M. Nystrom. April 2000. (Format: TXT=20342 bytes) (Status: INFORMATIONAL)

2831 Using Digest Authentication as a SASL Mechanism. P. Leach, C. Newman. May 2000. (Format: TXT=58124 bytes) (Status: PROPOSED STANDARD)

3098 How to Advertise Responsibly Using E-Mail and Newsgroups or - how NOT to $$$$$ MAKE ENEMIES FAST! $$$$$. E. Gavin, D. Eastlake 3rd, S. Hambridge. April 2001. (Format: TXT=64687 bytes) (Also FYI0038) (Status: INFORMATIONAL)