An HMAC is a MAC which is based on a hash function. The basic idea is to concatenate the key and the message, and hash them together. Since it is impossible, given a cryptographic hash, to find out what it is the hash of, knowing the hash (or even a collection of such hashes) does not make it possible to find the key.
Homefacts City Report. Burns Harbor is located in Porter County, IN. The population is 1,293. There are 0 public schools in Burns Harbor with an average Homefacts rating of NA. The total crime rate for Burns Harbor is very low, and there are 0 registered sex offenders residing in the city. Unemployment in Burns Harbor is moderate and the median home sales price is $0.
Wabash, Indiana. Wabash is a city in Noble Township, Wabash County, in the U.S. state of Indiana. The population was 10,666 at the 2010 census. The city is the county seat of Wabash County. Wabash is notable as claiming to be the first electrically lighted city in the world, which was inaugurated on March 31, 1880. However, closer inspection of the reference shows only the court house grounds were lighted. It is also home to the historic Eagles Theater, Paradise Spring Treaty Grounds, the Wabash and Erie Canal,