Cryptographic ASIC with combined transformation and one-way functions

ELR De Castro, SV Reddy - US Patent 10,372,943, 2019 - Google Patents
A transform-enabled integrated circuit is provided with a combined transformation/hashing
block, such as for cryptographic proof-of-work systems. The transform-enabled integrated …

Cryptographic ASIC with combined transformation and one-way functions

ELR De Castro, SV Reddy - US Patent 10,885,228, 2021 - Google Patents
(57) ABSTRACT A transform-enabled integrated circuit is provided with a combined
transformation/hashing block, such as for cryp tographic proof-of-work systems. The …

Cryptographic ASIC including circuitry-encoded transformation function

ELR De Castro, AG Port, SV Reddy - US Patent 10,262,164, 2019 - Google Patents
(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 …

Cryptographic ASIC including circuitry-encoded transformation function

ELR De Castro, AG Port, SV Reddy - US Patent 10,936,758, 2021 - Google Patents
(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 …

Cryptographic ASIC for derivative key hierarchy

ELR De Castro - US Patent 10,404,454, 2019 - Google Patents
A cryptographic ASIC, method, and computer program product for creating, interacting with,
and identifying an information stream via a derivative key hierarchy, A user with a …

Cryptographic ASIC for derivative key hierarchy

ELR De Castro - US Patent 10,796,024, 2020 - Google Patents
A cryptographic ASIC, method, and computer program product for creating, interacting with,
and identifying an information stream via a derivative key hierarchy. A user with a …

Cryptographic ASIC for key hierarchy enforcement

ELR De Castro - US Patent 10,256,974, 2019 - Google Patents
(57) ABSTRACT A cryptographic ASIC and method for enforcing a derivative key hierarchy
for managing an information stream. A pro gramming user provides a user passphrase that …

Cryptographic ASIC for key hierarchy enforcement

ELR De Castro - US Patent 10,607,032, 2020 - Google Patents
Acryptographic ASIC and method for enforcing a derivative key hierarchy for managing an
information stream. A pro gramming user provides a user passphrase that is used to …

Multiple-link blockchain

G Ateniese, MT Chiaramonte, D Treat, B Magri… - US Patent …, 2017 - Google Patents
A system includes circuitry for rewriting blockchains in a non-tamper-evident or tamper-
evident operation using a key secret held by a trusted party. The blockchains may include a …

Rewritable blockchain

G Ateniese, MT Chiaramonte, D Treat, B Magri… - US Patent …, 2018 - Google Patents
A system includes circuitry for rewriting blockchains in a non-tamper-evident or tamper-
evident operation using a key secret held by a trusted party. The blockchains may include a …