The design for the Chinook originates from the Vertol Model 107, which was produced by Boeing Vertol in the early 1960s. The Vertol was one of the pioneer twin rotor cargo helicopters developed by Boeing. Chinooks are now used in both military and civilian roles by more than 16 nations.
SHA-1 HMAC Generation. In cryptography, a keyed-hash message authentication code (HMAC) is a specific type of message authentication code (MAC) involving a cryptographic hash function and a secret cryptographic key. It may be used to simultaneously verify both the data integrity and the authentication of a message, as with any MAC.
URAC stands for Utilization Review Accreditation Commission (health care accreditation & certification) Suggest new definition. This definition appears frequently and is found in the following Acronym Finder categories: Organizations, NGOs, schools, universities, etc.