Pay-TV operators have used CA since the 1990s to encrypt digital content. Over the years, CA has evolved, with Irdeto launching the first software based card-less CA in 2011. But does the CA technology still have a role to play going forward?
CA started life in the analogue broadcast world. Its role was to scramble the video signal. With the evolution to digital broadcast, CA transformed to what you can call “true” conditional access with encryption.