There’s no reason to store the actual knowledge—at least, only the person who wants it hidden needs to keep a copy. You make a document containing a description of the information to be concealed—both parties get a hash and only the blackmailee gets a copy of the document. Then you just store a hash in the contract, and if the contract is ever broken, then you show the original document to prove they are liable.
There’s no reason to store the actual knowledge—at least, only the person who wants it hidden needs to keep a copy. You make a document containing a description of the information to be concealed—both parties get a hash and only the blackmailee gets a copy of the document. Then you just store a hash in the contract, and if the contract is ever broken, then you show the original document to prove they are liable.