Hugo Mario Krawczyk

Person

Bronx, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Implementing authentication protocol for merging multiple server no...
- Patent number 11,165,766
- Issue date Nov 2, 2021
- International Business Machines Corporation
- Timothy R. Block
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Assymetric structured key recovering using oblivious pseudorandom f...
- Patent number 11,115,206
- Issue date Sep 7, 2021
- International Business Machines Corporation
- Jason K. Resch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Validating keys derived from an oblivious pseudorandom function
- Patent number 10,924,267
- Issue date Feb 16, 2021
- International Business Machines Corporation
- Jason K. Resch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Key identifiers in an obliviousness pseudorandom function (OPRF)-ba...
- Patent number 10,887,293
- Issue date Jan 5, 2021
- International Business Machines Corporation
- Jason K. Resch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Virtualizing a key hierarchy using a partially-oblivious pseudorand...
- Patent number 10,887,088
- Issue date Jan 5, 2021
- International Business Machines Corporation
- Jason K. Resch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Oblivious pseudorandom function in a key management system
- Patent number 10,841,080
- Issue date Nov 17, 2020
- International Business Machines Corporation
- Jason K. Resch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Threshold oblivious pseudorandom function in a key management system
- Patent number 10,841,081
- Issue date Nov 17, 2020
- International Business Machines Corporation
- Jason K. Resch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Protection of confidentiality, privacy and ownership assurance in a...
- Patent number 10,833,861
- Issue date Nov 10, 2020
- International Business Machines Corporation
- Suresh Chari
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Efficient computation of a threshold partially-oblivious pseudorand...
- Patent number 10,700,859
- Issue date Jun 30, 2020
- International Business Machines Corporation
- Jason K. Resch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Masking query data access pattern in encrypted data
- Patent number 10,089,487
- Issue date Oct 2, 2018
- International Business Machines Corporation
- Charles D. Cash
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Conjunctive search in encrypted data
- Patent number 9,852,306
- Issue date Dec 26, 2017
- International Business Machines Corporation
- Charles D. Cash
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Compressing encrypted data without the encryption key
- Patent number 9,742,557
- Issue date Aug 22, 2017
- International Business Machines Corporation
- Camit Hazay
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Masking query data access pattern in encrypted data
- Patent number 9,646,166
- Issue date May 9, 2017
- International Business Machines Corporation
- Charles D. Cash
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Compressing encrypted data without the encryption key
- Patent number 9,584,323
- Issue date Feb 28, 2017
- International Business Machines Corporation
- Camit Hazay
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Compressing encrypted data without the encryption key
- Patent number 9,282,082
- Issue date Mar 8, 2016
- International Business Machines Corporation
- Camit Hazay
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Compressing block-cipher encrypted data
- Patent number 8,934,630
- Issue date Jan 13, 2015
- International Business Machines Corporation
- Camit Hazay
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Remote authentication based on challenge-response using digital cer...
- Patent number 8,646,062
- Issue date Feb 4, 2014
- International Business Machines Corporation
- Firas Bouz
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Secret-key exchange for wireless and sensor networks
- Patent number 8,522,029
- Issue date Aug 27, 2013
- International Business Machines Corporation
- Dakshi Agrawal
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Non-interactive hierarchical identity-based key-agreement
- Patent number 8,422,681
- Issue date Apr 16, 2013
- International Business Machines Corporation
- Rosario Gennaro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and structure for challenge-response signatures and high-per...
- Patent number 7,747,865
- Issue date Jun 29, 2010
- International Business Machines Corporation
- Hugo M. Krawczyk
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and system for the secured distribution of multimedia titles
- Patent number 5,745,678
- Issue date Apr 28, 1998
- International Business Machines Corporation
- Amir Herzberg
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and system for a public key cryptosystem having proactive, r...
- Patent number 5,625,692
- Issue date Apr 29, 1997
- International Business Machines Corporation
- Amir Herzberg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Distributed fingerprints for information integrity verification
- Patent number 5,530,757
- Issue date Jun 25, 1996
- International Business Machines Corporation
- Hugo M. Krawczyk
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dynamic user registration method in a mobile communications network
- Patent number 5,519,706
- Issue date May 21, 1996
- International Business Machines Corporation
- David Bantz
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Exchange certificate for one way validation of information
- Patent number 5,515,439
- Issue date May 7, 1996
- International Business Machines Corporation
- David Bantz
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Secure message authentication for binary additive stream cipher sys...
- Patent number 5,345,507
- Issue date Sep 6, 1994
- International Business Machines Corporation
- Amir Herzberg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
EFFICIENT COMPUTATION OF A THRESHOLD PARTIALLY-OBLIVIOUS PSEUDORAND...
- Publication number 20200092094
- Publication date Mar 19, 2020
- International Business Machines Corporation
- Jason K. Resch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IMPLEMENTING AUTHENTICATION PROTOCOL FOR MERGING MULTIPLE SERVER NO...
- Publication number 20200067912
- Publication date Feb 27, 2020
- International Business Machines Corporation
- Timothy R. Block
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
VALIDATING KEYS DERIVED FROM AN OBLIVIOUS PSEUDORANDOM FUNCTION
- Publication number 20200067699
- Publication date Feb 27, 2020
- International Business Machines Corporation
- Jason K. Resch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ASSYMETRIC STRUCTURED KEY RECOVERING USING OBLIVIOUS PSEUDORANDOM F...
- Publication number 20200067707
- Publication date Feb 27, 2020
- International Business Machines Corporation
- Jason K. Resch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
THRESHOLD OBLIVIOUS PSEUDORANDOM FUNCTION IN A KEY MANAGEMENT SYSTEM
- Publication number 20190356475
- Publication date Nov 21, 2019
- International Business Machines Corporation
- Jason K. Resch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OBLIVIOUS PSEUDORANDOM FUNCTION IN A KEY MANAGEMENT SYSTEM
- Publication number 20190296896
- Publication date Sep 26, 2019
- International Business Machines Corporation
- Jason K. Resch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
VIRTUALIZING A KEY HIERARCHY USING A PARTIALLY-OBLIVIOUS PSEUDORAND...
- Publication number 20190296897
- Publication date Sep 26, 2019
- International Business Machines Corporation
- Jason K. Resch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
KEY IDENTIFIERS IN AN OBLIVIOUSNESS PSEUDORANDOM FUNCTION (OPRF)-BA...
- Publication number 20190297064
- Publication date Sep 26, 2019
- International Business Machines Corporation
- Jason K. Resch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PROTECTION OF CONFIDENTIALITY, PRIVACY AND OWNERSHIP ASSURANCE IN A...
- Publication number 20190165943
- Publication date May 30, 2019
- International Business Machines Corporation
- SURESH CHARI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MASKING QUERY DATA ACCESS PATTERN IN ENCRYPTED DATA
- Publication number 20170242924
- Publication date Aug 24, 2017
- International Business Machines Corporation
- Charles D. Cash
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COMPRESSING ENCRYPTED DATA WITHOUT THE ENCRYPTION KEY
- Publication number 20170155504
- Publication date Jun 1, 2017
- International Business Machines Corporation
- Camit Hazay
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMPRESSING ENCRYPTED DATA WITHOUT THE ENCRYPTION KEY
- Publication number 20160127130
- Publication date May 5, 2016
- International Business Machines Corporation
- Camit Hazay
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMPRESSING ENCRYPTED DATA WITHOUT THE ENCRYPTION KEY
- Publication number 20150156178
- Publication date Jun 4, 2015
- International Business Machines Corporation
- Camit Hazay
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CONJUNCTIVE SEARCH IN ENCRYPTED DATA
- Publication number 20150039885
- Publication date Feb 5, 2015
- International Business Machines Corporation
- Charles D. Cash
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MASKING QUERY DATA ACCESS PATTERN IN ENCRYPTED DATA
- Publication number 20150039903
- Publication date Feb 5, 2015
- International Business Machines Corporation
- Charles D. Cash
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
REMOTE AUTHENTICATION BASED ON CHALLENGE-RESPONSE USING DIGITAL CER...
- Publication number 20120117639
- Publication date May 10, 2012
- International Business Machines Corporation
- Firas Bouz
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Secret-Key Exchange for Wireless and Sensor Networks
- Publication number 20120036362
- Publication date Feb 9, 2012
- International Business Machines Corporation
- Dakshi Agrawal
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMPRESSING ENCRYPTED DATA WITHOUT THE ENCRYPTION KEY
- Publication number 20110103580
- Publication date May 5, 2011
- International Business Machines Corporation
- Camit Hazay
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Non-Interactive Hierarchical Identity-Based Key-Agreement
- Publication number 20090225986
- Publication date Sep 10, 2009
- International Business Machines Corporation
- Rosario Gennaro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System, Method and Computer Program Product for Processing a Memory...
- Publication number 20090031142
- Publication date Jan 29, 2009
- Shai Halevi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD AND SYSTEM OF NETWORK COMMUNICATION PRIVACY BETWEEN NETWORK...
- Publication number 20080281966
- Publication date Nov 13, 2008
- International Business Machines Corporation
- Raymond B. Jennings, III
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and structure for challenge-response signatures and high-per...
- Publication number 20060179319
- Publication date Aug 10, 2006
- International Business Machines Corporation
- Hugo M. Krawczyk
- G06 - COMPUTING CALCULATING COUNTING

Hugo Mario Krawczyk

Person

Patents Grantslast 30 patents

Implementing authentication protocol for merging multiple server no...

Assymetric structured key recovering using oblivious pseudorandom f...

Validating keys derived from an oblivious pseudorandom function

Key identifiers in an obliviousness pseudorandom function (OPRF)-ba...

Virtualizing a key hierarchy using a partially-oblivious pseudorand...

Oblivious pseudorandom function in a key management system

Threshold oblivious pseudorandom function in a key management system

Protection of confidentiality, privacy and ownership assurance in a...

Efficient computation of a threshold partially-oblivious pseudorand...

Masking query data access pattern in encrypted data

Conjunctive search in encrypted data

Compressing encrypted data without the encryption key

Masking query data access pattern in encrypted data

Compressing encrypted data without the encryption key

Compressing encrypted data without the encryption key

Compressing block-cipher encrypted data

Remote authentication based on challenge-response using digital cer...

Secret-key exchange for wireless and sensor networks

Non-interactive hierarchical identity-based key-agreement

Method and structure for challenge-response signatures and high-per...

Method and system for the secured distribution of multimedia titles

Method and system for a public key cryptosystem having proactive, r...

Distributed fingerprints for information integrity verification

Dynamic user registration method in a mobile communications network

Exchange certificate for one way validation of information

Secure message authentication for binary additive stream cipher sys...

Patents Applicationslast 30 patents

EFFICIENT COMPUTATION OF A THRESHOLD PARTIALLY-OBLIVIOUS PSEUDORAND...

IMPLEMENTING AUTHENTICATION PROTOCOL FOR MERGING MULTIPLE SERVER NO...

VALIDATING KEYS DERIVED FROM AN OBLIVIOUS PSEUDORANDOM FUNCTION

ASSYMETRIC STRUCTURED KEY RECOVERING USING OBLIVIOUS PSEUDORANDOM F...

THRESHOLD OBLIVIOUS PSEUDORANDOM FUNCTION IN A KEY MANAGEMENT SYSTEM

OBLIVIOUS PSEUDORANDOM FUNCTION IN A KEY MANAGEMENT SYSTEM

VIRTUALIZING A KEY HIERARCHY USING A PARTIALLY-OBLIVIOUS PSEUDORAND...

KEY IDENTIFIERS IN AN OBLIVIOUSNESS PSEUDORANDOM FUNCTION (OPRF)-BA...

PROTECTION OF CONFIDENTIALITY, PRIVACY AND OWNERSHIP ASSURANCE IN A...

MASKING QUERY DATA ACCESS PATTERN IN ENCRYPTED DATA

COMPRESSING ENCRYPTED DATA WITHOUT THE ENCRYPTION KEY

COMPRESSING ENCRYPTED DATA WITHOUT THE ENCRYPTION KEY

COMPRESSING ENCRYPTED DATA WITHOUT THE ENCRYPTION KEY

CONJUNCTIVE SEARCH IN ENCRYPTED DATA

MASKING QUERY DATA ACCESS PATTERN IN ENCRYPTED DATA

REMOTE AUTHENTICATION BASED ON CHALLENGE-RESPONSE USING DIGITAL CER...

Secret-Key Exchange for Wireless and Sensor Networks

COMPRESSING ENCRYPTED DATA WITHOUT THE ENCRYPTION KEY

Non-Interactive Hierarchical Identity-Based Key-Agreement

System, Method and Computer Program Product for Processing a Memory...

METHOD AND SYSTEM OF NETWORK COMMUNICATION PRIVACY BETWEEN NETWORK...

Method and structure for challenge-response signatures and high-per...