Let: 1  K be a secret key. 2  C be a counter. 3  HMAC(K,C) = SHA1(K â 0x5c5câ¦ â¥ SHA1(K â 0x3636â¦ â¥ C)) with â as XOR, â¥ as concatenation, for more details see HMAC (C is the message)  Truncate be a function that selects 4 bytes from the result of the HMAC in a defined manner.
Homefacts City Report. Byars is located in Mcclain County, OK. The population is 152, making Byars the 8th largest city in Mcclain County. There are 1 public schools in Byars with an average Homefacts rating of NA. The total crime rate for Byars is very low, and there are 1 registered sex offenders residing in the city.
Tulsa County is a county located in the U.S. state of Oklahoma. As of the 2010 census, the population was 603,403, making it the second-most populous county in Oklahoma, behind only Oklahoma County. Its county seat and largest city is Tulsa, the second-largest city in the state. Founded at statehood, in 1907, it was named after the previously established city of Tulsa. Before statehood, the area was part of both the Creek Nation and the Cooweescoowee District of Cherokee Nation in Indian Territory.