2002-01-03 2010-04-21 Specification Required MD5 The MD5 algorithm, as specified in . The output of this algorithm is encoded using the base64 encoding . SHA The SHA-1 algorithm National Institute of Standards and Technology. Secure Hash Standard (SHS). FEDERAL INFORMATION PROCESSING STANDARDS PUBLICATION 180-3, U.S. Department of Commerce, October 2008.. The output of this algorithm is encoded using the base64 encoding . National Institute of Standards and Technology. Secure Hash Standard (SHS). FEDERAL INFORMATION PROCESSING STANDARDS PUBLICATION 180-3, U.S. Department of Commerce, October 2008. SHA-256 The SHA-256 algorithm National Institute of Standards and Technology. Secure Hash Standard (SHS). FEDERAL INFORMATION PROCESSING STANDARDS PUBLICATION 180-3, U.S. Department of Commerce, October 2008.. The output of this algorithm is encoded using the base64 encoding . National Institute of Standards and Technology. Secure Hash Standard (SHS). FEDERAL INFORMATION PROCESSING STANDARDS PUBLICATION 180-3, U.S. Department of Commerce, October 2008. SHA-512 The SHA-512 algorithm National Institute of Standards and Technology. Secure Hash Standard (SHS). FEDERAL INFORMATION PROCESSING STANDARDS PUBLICATION 180-3, U.S. Department of Commerce, October 2008.. The output of this algorithm is encoded using the base64 encoding . National Institute of Standards and Technology. Secure Hash Standard (SHS). FEDERAL INFORMATION PROCESSING STANDARDS PUBLICATION 180-3, U.S. Department of Commerce, October 2008. UNIXsum The algorithm computed by the UNIX ``sum'' command, as defined by the Single UNIX Specification, Version 2 The Open Group. The Single UNIX Specification, Version 2 - 6 Vol Set for UNIX 98. Document number T912, The Open Group, February 1997.. The output of this algorithm is an ASCII decimal-digit string representing the 16-bit checksum, which is the first word of the output of the UNIX ``sum'' command. The Open Group. The Single UNIX Specification, Version 2 - 6 Vol Set for UNIX 98. Document number T912, The Open Group, February 1997. UNIXcksum The algorithm computed by the UNIX ``cksum'' command, as defined by the Single UNIX Specification, Version 2 The Open Group. The Single UNIX Specification, Version 2 - 6 Vol Set for UNIX 98. Document number T912, The Open Group, February 1997.. The output of this algorithm is an ASCII digit string representing the 32-bit CRC, which is the first word of the output of the UNIX ``cksum'' command. The Open Group. The Single UNIX Specification, Version 2 - 6 Vol Set for UNIX 98. Document number T912, The Open Group, February 1997.