A "ransom demand" refers to a request or demand made by someone who has kidnapped or taken something precious from another person, requesting payment or exchange in order to release or return what has been taken. Full definition
Around 4 months later - quite a long time to be kidnapped - Getty received a portion of his grandson's ear in the mail and a new ransom demand of $ 3.2 million (around ~ $ 18 million today). (valuewalk.com)
An interesting side note: DDoSers have taken to stuffing their attack traffic with ransom demands for Monero, a privacy - oriented cryptocurrency. (fortune.com)
The Dutch Police have had their hands full lately with a Supermarket Bomber making ransom demands in bitcoin. (bitcoinmagazine.com)