Hypertext Transfer Protocol (HTTP) Digest Algorithm Values Created 2002-01-03 Last Updated 2010-04-21 This registry is also available in XML and plain text formats. Registry included below * HTTP Digest Algorithm Values HTTP Digest Algorithm Values Reference [RFC3230] Registration Procedures Specification Required Digest Description Reference Algorithm MD5 The MD5 algorithm, as specified in [RFC1321]. The output of this [RFC1321][RFC4648][RFC5843] algorithm is encoded using the base64 encoding [RFC4648]. The SHA-1 algorithm [http://csrc.nist.gov/publications/PubsFIPS.html][National [http://csrc.nist.gov/publications/PubsFIPS.html][National Institute of Institute of Standards and Technology. Secure Hash Standard SHA Standards and Technology. Secure Hash Standard (SHS). FEDERAL (SHS). FEDERAL INFORMATION PROCESSING STANDARDS PUBLICATION INFORMATION PROCESSING STANDARDS PUBLICATION 180-3, U.S. Department of 180-3, U.S. Department of Commerce, October Commerce, October 2008.]. The output of this algorithm is encoded using 2008.][RFC4648][RFC5843] the base64 encoding [RFC4648]. The SHA-256 algorithm [http://csrc.nist.gov/publications/PubsFIPS.html][National [http://csrc.nist.gov/publications/PubsFIPS.html][National Institute of Institute of Standards and Technology. Secure Hash Standard SHA-256 Standards and Technology. Secure Hash Standard (SHS). FEDERAL (SHS). FEDERAL INFORMATION PROCESSING STANDARDS PUBLICATION INFORMATION PROCESSING STANDARDS PUBLICATION 180-3, U.S. Department of 180-3, U.S. Department of Commerce, October Commerce, October 2008.]. The output of this algorithm is encoded using 2008.][RFC4648][RFC5843] the base64 encoding [RFC4648]. The SHA-512 algorithm [http://csrc.nist.gov/publications/PubsFIPS.html][National [http://csrc.nist.gov/publications/PubsFIPS.html][National Institute of Institute of Standards and Technology. Secure Hash Standard SHA-512 Standards and Technology. Secure Hash Standard (SHS). FEDERAL (SHS). FEDERAL INFORMATION PROCESSING STANDARDS PUBLICATION INFORMATION PROCESSING STANDARDS PUBLICATION 180-3, U.S. Department of 180-3, U.S. Department of Commerce, October Commerce, October 2008.]. The output of this algorithm is encoded using 2008.][RFC4648][RFC5843] the base64 encoding [RFC4648]. The algorithm computed by the UNIX ``sum'' command, as defined by the Single UNIX Specification, Version 2 [The Open Group. The Single UNIX [The Open Group. The Single UNIX Specification, Version 2 - 6 UNIXsum Specification, Version 2 - 6 Vol Set for UNIX 98. Document number T912, Vol Set for UNIX 98. Document number T912, The Open Group, The Open Group, February 1997.]. The output of this algorithm is an February 1997.] ASCII decimal-digit string representing the 16-bit checksum, which is the first word of the output of the UNIX ``sum'' command. The algorithm computed by the UNIX ``cksum'' command, as defined by the Single UNIX Specification, Version 2 [The Open Group. The Single UNIX [The Open Group. The Single UNIX Specification, Version 2 - 6 UNIXcksum Specification, Version 2 - 6 Vol Set for UNIX 98. Document number T912, Vol Set for UNIX 98. Document number T912, The Open Group, The Open Group, February 1997.]. The output of this algorithm is an February 1997.] ASCII digit string representing the 32-bit CRC, which is the first word of the output of the UNIX ``cksum'' command.