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Michael Tunstall
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Walnut Creek, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Protection of cryptographic operations by intermediate randomization
Patent number
11,983,280
Issue date
May 14, 2024
CRYPTOGRAPHY RESEARCH, INC.
Michael Alexander Hamburg
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System and method to optimize generation of coprime numbers in cryp...
Patent number
11,902,432
Issue date
Feb 13, 2024
CRYPTOGRAPHY RESEARCH, INC.
Michael Tunstall
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Using cryptographic blinding for efficient use of montgomery multip...
Patent number
11,863,657
Issue date
Jan 2, 2024
CRYPTOGRAPHY RESEARCH, INC.
Michael Tunstall
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Constant time secure arithmetic-to-Boolean mask conversion
Patent number
11,822,704
Issue date
Nov 21, 2023
CRYPTOGRAPHY RESEARCH, INC.
Michael Hutter
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Platform neutral data encryption standard (DES) cryptographic opera...
Patent number
11,700,111
Issue date
Jul 11, 2023
CRYPTOGRAPHY RESEARCH, INC.
Michael Tunstall
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Exponent splitting for cryptographic operations
Patent number
11,658,799
Issue date
May 23, 2023
CRYPTOGRAPHY RESEARCH, INC.
Michael Tunstall
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Multiplicative masking for cryptographic operations
Patent number
11,626,970
Issue date
Apr 11, 2023
CRYPTOGRAPHY RESEARCH, INC.
Michael Tunstall
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Converting a boolean masked value to an arithmetically masked value...
Patent number
11,620,109
Issue date
Apr 4, 2023
CRYPTOGRAPHY RESEARCH, INC.
Michael Hutter
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Using cryptographic blinding for efficient use of Montgomery multip...
Patent number
11,522,669
Issue date
Dec 6, 2022
CRYPTOGRAPHY RESEARCH, INC.
Michael Tunstall
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Protecting modular inversion operation from external monitoring att...
Patent number
11,418,334
Issue date
Aug 16, 2022
CRYPTOGRAPHY RESEARCH, INC.
Michael Alexander Hamburg
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Multiplicative blinding for cryptographic operations
Patent number
11,251,935
Issue date
Feb 15, 2022
CRYPTOGRAPHY RESEARCH, INC.
Michael Tunstall
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Exponent splitting for cryptographic operations
Patent number
11,032,060
Issue date
Jun 8, 2021
CRYPTOGRAPHY RESEARCH, INC.
Michael Tunstall
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Converting a boolean masked value to an arithmetically masked value...
Patent number
10,871,947
Issue date
Dec 22, 2020
CRYPTOGRAPHY RESEARCH, INC.
Michael Hutter
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Multiplicative blinding for cryptographic operations
Patent number
10,594,471
Issue date
Mar 17, 2020
Cryptography Research, Inc.
Michael Tunstall
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Exponent splitting for cryptographic operations
Patent number
10,389,520
Issue date
Aug 20, 2019
Cryptography Research, Inc.
Michael Tunstall
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
MULTIPLICATIVE MASKING FOR CRYPTOGRAPHIC OPERATIONS
Publication number
20230379133
Publication date
Nov 23, 2023
CRYPTOGRAPHY RESEARCH, INC.
Michael Tunstall
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
CORRECTING THE ALMOST BINARY EXTENDED GREATEST COMMON DENOMINATOR (...
Publication number
20230198739
Publication date
Jun 22, 2023
CRYPTOGRAPHY RESEARCH, INC.
Michael Tunstall
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
USING CRYPTOGRAPHIC BLINDING FOR EFFICIENT USE OF MONTGOMERY MULTIP...
Publication number
20230179395
Publication date
Jun 8, 2023
CRYPTOGRAPHY RESEARCH, INC.
Michael Tunstall
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM AND METHOD TO OPTIMIZE GENERATION OF COPRIME NUMBERS IN CRYP...
Publication number
20220166614
Publication date
May 26, 2022
CRYPTOGRAPHY RESEARCH, INC.
Michael Tunstall
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SYSTEM AND METHOD TO OPTIMIZE DECRYPTION OPERATIONS IN CRYPTOGRAPHI...
Publication number
20220085999
Publication date
Mar 17, 2022
CRYPTOGRAPHY RESEARCH, INC.
Michael Alexander Hamburg
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM AND METHOD TO GENERATE PRIME NUMBERS IN CRYPTOGRAPHIC APPLIC...
Publication number
20220085998
Publication date
Mar 17, 2022
CRYPTOGRAPHY RESEARCH, INC.
Qinglai Xiao
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PROTECTION OF CRYPTOGRAPHIC OPERATIONS BY INTERMEDIATE RANDOMIZATION
Publication number
20220075879
Publication date
Mar 10, 2022
CRYPTOGRAPHY RESEARCH, INC.
Michael Alexander Hamburg
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
CONSTANT TIME SECURE ARITHMETIC-TO-BOOLEAN MASK CONVERSION
Publication number
20210406406
Publication date
Dec 30, 2021
Michael Hutter
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
EXPONENT SPLITTING FOR CRYPTOGRAPHIC OPERATIONS
Publication number
20210391975
Publication date
Dec 16, 2021
CRYPTOGRAPHY RESEARCH, INC.
Michael Tunstall
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
CONVERTING A BOOLEAN MASKED VALUE TO AN ARITHMETICALLY MASKED VALUE...
Publication number
20210173618
Publication date
Jun 10, 2021
CRYPTOGRAPHY RESEARCH, INC.
Michael Hutter
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
USING CRYPTOGRAPHIC BLINDING FOR EFFICIENT USE OF MONTGOMERY MULTIP...
Publication number
20210083840
Publication date
Mar 18, 2021
CRYPTOGRAPHY RESEARCH, INC.
Michael Tunstall
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PROTECTING MODULAR INVERSION OPERATION FROM EXTERNAL MONITORING ATT...
Publication number
20210028934
Publication date
Jan 28, 2021
Cryptography Research, Inc.
Michael Alexander HAMBURG
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PLATFORM NEUTRAL DATA ENCRYPTION STANDARD (DES) CRYPTOGRAPHIC OPERA...
Publication number
20200412523
Publication date
Dec 31, 2020
CRYPTOGRAPHY RESEARCH, INC.
Michael Tunstall
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MULTIPLICATIVE BLINDING FOR CRYPTOGRAPHIC OPERATIONS
Publication number
20200274691
Publication date
Aug 27, 2020
Cryptography Research, Inc.
Michael Tunstall
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
EXPONENT SPLITTING FOR CRYPTOGRAPHIC OPERATIONS
Publication number
20200076569
Publication date
Mar 5, 2020
Cryptography Research, Inc.
Michael Tunstall
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
CONVERTING A BOOLEAN MASKED VALUE TO AN ARITHMETICALLY MASKED VALUE...
Publication number
20190050204
Publication date
Feb 14, 2019
Cryptography Research, Inc.
Michael Hutter
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MULTIPLICATIVE MASKING FOR CRYPTOGRAPHIC OPERATIONS
Publication number
20180351729
Publication date
Dec 6, 2018
CRYPTOGRAPHY RESEARCH, INC.
Michael Tunstall
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
EXPONENT SPLITTING FOR CRYPTOGRAPHIC OPERATIONS
Publication number
20170257210
Publication date
Sep 7, 2017
Cryptography Research, Inc.
Michael Tunstall
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MULTIPLICATIVE BLINDING FOR CRYPTOGRAPHIC OPERATIONS
Publication number
20160277179
Publication date
Sep 22, 2016
Cryptography Research, Inc.
Michael Tunstall
G06 - COMPUTING CALCULATING COUNTING