A method of issuing blockchain-based digital certificates comprising receiving from a user
hashed user identification information and object information, recording to a digital certificate …

An on-ledger certificate authority operates a node of a distributed ledger that controls a
certificate issuance store and a certificate revocation store. When the certificate authority …

A system for operating a payment network with a blockchain-based ledger may prepare a
request to complete a transaction from an account associated with a payer digital wallet for …

Abstract Systems and methods are described for managing digital rights. Methods may
comprise causing an encrypted content asset to be stored at a storage location. The …

Disclosed herein are distributed ledger systems and methods for efficiently creating and
updating a query optimized distributed ledger. In particular, the present disclosure …

A procurement system and process using blockchain is disclosed. The procurement system
may facilitate procurement reconciliation between procurement initiators, clients, suppliers …

A blockchain of transactions may be referenced for various purposes and may be later
accessed for ledger verification. One example operation may include one or more of …

Methods and systems are provided for a contextual authentication of an electronic wallet (e-
wallet). An example apparatus includes a wallet application configured to confirm a context …

A blockchain related to transactions may be referenced for various purposes and may be
accessed for ledger verification. One example method of operation may comprise one or …

(57) ABSTRACT A transform-enabled integrated circuit for use in crypto graphic proof-of-
work systems is provided. The transform enabled integrated circuit includes a transformation …