BlackBerry Limited
METHOD AND SYSTEM FOR SINGLE PURPOSE PUBLIC KEYS FOR PUBLIC LEDGERS

Abstract:

A method at a computing device in a public ledger cryptography system, the method including creating a purpose string, the purpose string defining transaction parameters for an account within the public ledger cryptography system; using the purpose string to create a private key and associated public key for an account within the public ledger cryptography system; and providing the purpose string for use in verification of a transaction from the account within the public ledger cryptography system.