The Difference between HMAC and MAC. Hash-based message authentication code, or HMAC, is an important building block for proving that data transmitted between the components of a system has not been tampered with. HMAC is a widely used cryptographic technology. I recently came across its use in an RFID system.
Camden, NC. Sponsored Topics. Camden is the county seat of the consolidated city-county of Camden County in the U.S. state of North Carolina. It is located on the eastern banks of the Pasquotank River, across from which lies Elizabeth City. It currently has two traffic lights, and is centered at the intersection of U.S. Highway 158 and North Carolina Highway 343.
Camden is a village in Preble County, Ohio, United States. The population was 2,302 at the 2000 census. It is part of the Dayton Metropolitan Statistical Area. Camden is also home to the Black Walnut Festival. Camden is located at 39Â°37â²51â³N 84Â°38â²56â³W / 39.63083Â°N 84.64889Â°W / 39.63083; -84.64889 (39.630820, -84.648774). According to the United States Census Bureau, the village has a total area of 1.2 square miles (3.2 kmÂ²), all of it land.