Double SHA-256 hardware architecture with compact message expander for bitcoin mining

HL Pham, TH Tran, TD Phan, VTD Le, DK Lam… - IEEE …, 2020 - ieeexplore.ieee.org
In the Bitcoin network, computing double SHA-256 values consumes most of the network
energy. Therefore, reducing the power consumption and increasing the processing rate for …

A high-efficiency FPGA-based multimode SHA-2 accelerator

HL Pham, TH Tran, VTD Le, Y Nakashima - IEEE Access, 2022 - ieeexplore.ieee.org
The secure hash algorithm 2 (SHA-2) family, including the SHA-224/256/384/512 hash
functions, is widely adopted in many modern domains, ranging from Internet of Things …

Inter-ledger messaging in a blockchain

AD Derbakova, N Gaur, P Jayachandran… - US Patent …, 2021 - Google Patents
Operating conditions of a blockchain configuration may be dynamic and change
automatically under certain circumstances. One example method of operation may include …

System and method for verification of data transferred among several data storages

V Lysenko, S Protasov, M Shmulevich… - US Patent …, 2021 - Google Patents
Disclosed are system and method for verification of data transferred among several data
storages. An exemplary method includes: calculating first hash-sums of the data during an …

Method and system for verification of identity attribute information

SC Davis - US Patent 10,841,097, 2020 - Google Patents
A method for verification of a data value via a Merkle root includes: storing, in a memory of a
processing server, a Merkle root; receiving at least a data value, a nonce, and a plurality of …

Optimized SHA-256 datapath for energy-efficient high-performance Bitcoin mining

VB Suresh, SK Satpathy, SK Mathew - US Patent 10,142,098, 2018 - Google Patents
A processing system includes a processor to construct an input message comprising a
plurality of padding bits and a hardware accelerator, communicatively coupled to the …

Micro-architecture optimization for low-power bitcoin mining ASICs

YZ Wang, J Wu, SH Chen, MCT Chao… - … Symposium on VLSI …, 2019 - ieeexplore.ieee.org
Cryptocurrencies have recently gained a lot of attention because their high security and
easy transaction. Among the current cryptocurrencies, Bitcoin is the most well-known one …

Blockchain endorsement with approximate hash verification

P Jayachandran - US Patent 11,429,738, 2022 - Google Patents
An example operation may include one or more of transmitting, from a client application, a
proposed storage request to a plurality of endorser nodes of a blockchain, receiving a first …

Reduced-step blockchain verification of media file

P Jayachandran - US Patent 11,570,002, 2023 - Google Patents
H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure
communications; Network security protocols including means for verifying the identity or …

Method and system for reducing power consumption in bitcoin mining via waterfall structure

A Gilboa, Z Shteingart, K Levin… - US Patent App. 15 …, 2017 - Google Patents
A method and engine for hash calculation, the method comprising receiving data blocks via
an input module, providing clock cycles by a clock module, calculating a hash from a …