HK

Hugo M. Krawczyk

IBM: 30 patents #3,369 of 70,183Top 5%
Overall (All Time): #124,241 of 4,157,543Top 3%
30
Patents All Time

Issued Patents All Time

Showing 25 most recent of 30 patents

Patent #TitleCo-InventorsDate
11184149 Computing range queries over encrypted data Supriyo Chakraborty, Akshar Kaul 2021-11-23
11165766 Implementing authentication protocol for merging multiple server nodes with trusted platform modules utilizing provisioned node certificates to support concurrent node add and remove Timothy R. Block, Elaine R. Palmer, Kenneth A. Goldman, William E. Hall, David D. Sanner +3 more 2021-11-02
11115206 Assymetric structured key recovering using oblivious pseudorandom function Jason K. Resch 2021-09-07
10924267 Validating keys derived from an oblivious pseudorandom function Jason K. Resch, Mark D. Seaborn 2021-02-16
10887088 Virtualizing a key hierarchy using a partially-oblivious pseudorandom function (P-OPRF) Jason K. Resch, Martin Schmatz, Mark D. Seaborn, Patricia M. Sagmeister 2021-01-05
10887293 Key identifiers in an obliviousness pseudorandom function (OPRF)-based key management service (KMS) Jason K. Resch, Mark D. Seaborn, Nataraj Nagaratnam, Erlander Lo 2021-01-05
10841081 Threshold oblivious pseudorandom function in a key management system Jason K. Resch, Patricia M. Sagmeister, Martin Schmatz, Mark D. Seaborn 2020-11-17
10841080 Oblivious pseudorandom function in a key management system Jason K. Resch, Mark D. Seaborn 2020-11-17
10833861 Protection of confidentiality, privacy and ownership assurance in a blockchain based decentralized identity management system Suresh N. Chari, Hasini Gunasinghe, Ashish Kundu, Kapil Kumar Singh, Dong Su 2020-11-10
10700859 Efficient computation of a threshold partially-oblivious pseudorandom function Jason K. Resch 2020-06-30
10089487 Masking query data access pattern in encrypted data Charles D. Cash, Stanislaw Jarecki, Charanjit Singh Jutla, Marcel-Catalin Rosu, Michael Steiner 2018-10-02
9852306 Conjunctive search in encrypted data Charles D. Cash, Stanislaw Jarecki, Charanjit Singh Jutla, Marcel-Catalin Rosu, Michael Steiner 2017-12-26
9742557 Compressing encrypted data without the encryption key Camit Hazay, Ashish Jagmohan, Demijan Klinc, Tal Rabin 2017-08-22
9646166 Masking query data access pattern in encrypted data Charles D. Cash, Stanislaw Jarecki, Charanjit Singh Jutla, Marcel-Catalin Rosu, Michael Steiner 2017-05-09
9584323 Compressing encrypted data without the encryption key Camit Hazay, Ashish Jagmohan, Demijan Klinc, Tal Rabin 2017-02-28
9282082 Compressing encrypted data without the encryption key Camit Hazay, Ashish Jagmohan, Demijan Klinc, Tal Rabin 2016-03-08
8934630 Compressing block-cipher encrypted data Camit Hazay, Ashish Jagmohan, Demijan Klinc, Tal Rabin 2015-01-13
8646062 Remote authentication based on challenge-response using digital certificates Firas Bouz, Terry Dwain Escamilla, Tal Rabin 2014-02-04
8522029 Secret-key exchange for wireless and sensor networks Dakshi Agrawal, Chatschik Bisdikian, Cagatay Capar, Rosario Gennaro, Tal Rabin +1 more 2013-08-27
8422681 Non-interactive hierarchical identity-based key-agreement Rosario Gennaro, Shai Halevi, Tal Rabin 2013-04-16
7747865 Method and structure for challenge-response signatures and high-performance secure Diffie-Hellman protocols 2010-06-29
RE38375 Method and system for the secured distribution of multimedia titles Amir Herzberg, Shay Kutten, An V. Le, Stephen M. Matyas, Marcel Mordechay Yung 2003-12-30
6292897 Undeniable certificates for digital signature verification Rosario Gennaro, Tal Rabin 2001-09-18
6108783 Chameleon hashing and signatures Tal Rabin 2000-08-22
5745678 Method and system for the secured distribution of multimedia titles Amir Herzberg, Shay Kutten, An V. Le, Stephen M. Matyas, Marcel Mordechay Yung 1998-04-28