RFC 6149 · INFORMATIONAL · 2011
WED · 29 JUL 2026
MD2 to Historic Status
Overview
RFC 6149, “MD2 to Historic Status”, is an Informational document published in March 2011 by S. Turner, L. Chen. It obsoletes RFC 1319. The canonical text is published by the RFC Editor.
Abstract
This document retires MD2 and discusses the reasons for doing so. This document moves RFC 1319 to Historic status. This document is not an Internet Standards Track specification; it is published for informational purposes.
What “Informational” means
Published for the general information of the community. It does not define an IETF standard and carries no standards-track status.
Read this RFC
The canonical text of RFC 6149 is hosted at rfc-editor.org. Available in TXT,HTML.
Relationships to other RFCs
Other RFCs from 2011
- RFC 6148 DHCPv4 Lease Query by Relay Agent Remote ID
- RFC 6150 MD4 to Historic Status
- RFC 6147 DNS64: DNS Extensions for Network Address Translation from IPv6 Clients to IPv4 Servers
- RFC 6151 Updated Security Considerations for the MD5 Message-Digest and the HMAC-MD5 Algorithms
- RFC 6146 Stateful NAT64: Network Address and Protocol Translation from IPv6 Clients to IPv4 Servers
- RFC 6152 SMTP Service Extension for 8-bit MIME Transport
- RFC 6145 IP/ICMP Translation Algorithm
- RFC 6153 DHCPv4 and DHCPv6 Options for Access Network Discovery and Selection Function Discovery