Saturday, April 11, 2015

FAA CRC Report

After an extensive editing and approval process, the FAA has released the report that I did with Kevin Driscoll & Brendan Hall from Honeywell.  You can see it here:

Selection of Cyclic Redundancy Code and Checksum Algorithms to Ensure Critical Data Integrity
DOT/FAA/TC-14/49
http://www.tc.faa.gov/its/worldpac/techrpt/tc14-49.pdf



Why To Avoid Hash Algorithms If What You Really Need Is A Checksum

Sometimes we hear that someone plans to use a hash function for fault detection instead of a checksum. This is probably not the best idea, b...