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Class Information
Number: 380/47
Name: Cryptography > Key management > Having particular key generator > Plural generators
Description: Subject matter which includes more than one generator to produce the predetermined signal sequence.










Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8107628 Data transmitting apparatus and data receiving apparatus Jan. 31, 2012
8090101 Method and system for generating a secret key from joint randomness Jan. 3, 2012
8085938 Secret information management scheme based on secret sharing scheme Dec. 27, 2011
8073143 Information processing device and method Dec. 6, 2011
8054978 Key management for content protection Nov. 8, 2011
8023649 Method and apparatus for cellular automata based generation of pseudorandom sequences with controllable period Sep. 20, 2011
8015416 Memory information protection system and methods Sep. 6, 2011
8005215 Table shuffle cipher system Aug. 23, 2011
8000471 Robust cipher design Aug. 16, 2011
7974734 Method and system to check an electronic metrological measurement instrument Jul. 5, 2011
7974410 Cryptographic key split combiner Jul. 5, 2011
7949032 Methods and apparatus for masking and securing communications transmissions May. 24, 2011
7940935 Content playback apparatus, content playback method, computer program, key relay apparatus, and recording medium May. 10, 2011
7934102 Method and system for efficient exception handling of the production process of personal identification verification (PIV) smartcards Apr. 26, 2011
7933405 Data access and permute unit Apr. 26, 2011
7929694 Variable length private key generator and method thereof Apr. 19, 2011
7925013 System for data encryption and decryption of digital data entering and leaving memory Apr. 12, 2011
7912216 Elliptic curve cryptosystem optimization using two phase key generation Mar. 22, 2011
7899184 Ends-messaging protocol that recovers and has backward security Mar. 1, 2011
7864954 Method and system for encryption and authentication Jan. 4, 2011
7865741 System and method for securely replicating a configuration database of a security appliance Jan. 4, 2011
7860245 Methods and systems for multi-party sorting of private values Dec. 28, 2010
7848525 Hybrid broadcast encryption method Dec. 7, 2010
7848518 Stable disc controller ID from unstable comparator outputs Dec. 7, 2010
7840008 Method and apparatus for decrypting a communication Nov. 23, 2010
7831833 System and method for key recovery Nov. 9, 2010
7831832 Digital goods representation based upon matrix invariances Nov. 9, 2010
7831040 DES hardware throughput for short operations Nov. 9, 2010
7822207 Key protection mechanism Oct. 26, 2010
7793103 Ad-hoc network key management Sep. 7, 2010
7787623 Key generating apparatus, program, and method Aug. 31, 2010
7787621 Secure transmission using adaptive transformation and plural channels Aug. 31, 2010
7783046 Probabilistic cryptographic key identification with deterministic result Aug. 24, 2010
7773746 Encryption system, encryption device, decryption device, program, and integrated circuit Aug. 10, 2010
7769164 Printing apparatus Aug. 3, 2010
7751567 Local authentication of mobile subscribers outside their home systems Jul. 6, 2010
7738660 Cryptographic key split binding process and apparatus Jun. 15, 2010
7739501 Cryptographic key construct Jun. 15, 2010
7724899 Method for controlling security channel in MAC security network and terminal using the same May. 25, 2010
7715565 Information-centric security May. 11, 2010
7697684 Block cipher apparatus using auxiliary transformation Apr. 13, 2010
7694132 Secure intermediary communications system Apr. 6, 2010
7657612 XML schema for network device configuration Feb. 2, 2010
7636844 Method and system to provide a trusted channel within a computer system for a SIM device Dec. 22, 2009
7636840 Secure communications and control in a fueling environment Dec. 22, 2009
7636439 Encryption method, encryption apparatus, data storage distribution apparatus and data delivery system Dec. 22, 2009
7634088 Radio communications system Dec. 15, 2009
7634659 Roaming hardware paired encryption key generation Dec. 15, 2009
7606361 Sending a message securely over an insecure channel Oct. 20, 2009
7600121 Message security Oct. 6, 2009

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