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Class Information
Number: 380/273
Name: Cryptography > Communication system using cryptography > Wireless communication > Rekeying system
Description: Subject matter wherein a key previously used for communication is replaced.










Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8712056 Secure mobile ad hoc network Apr. 29, 2014
8713303 Method and system for establishing security connection between switch equipments Apr. 29, 2014
8707045 Method and apparatus for traffic count key management and key count management Apr. 22, 2014
8681990 Renewal management for data items Mar. 25, 2014
8666077 Traffic encryption key generation in a wireless communication network Mar. 4, 2014
8634560 Time-based secure key synchronization Jan. 21, 2014
8630416 Wireless device and method for rekeying with reduced packet loss for high-throughput wireless communications Jan. 14, 2014
8611540 System and method for secure messaging in a hybrid peer-to-peer network Dec. 17, 2013
8611541 Method and apparatus for applying a ciphering configuration in a wireless communication network Dec. 17, 2013
8600060 Telecommunications device security Dec. 3, 2013
8594331 Dynamic password update for wireless encryption system Nov. 26, 2013
8590027 Secure authentication in browser redirection authentication schemes Nov. 19, 2013
8582773 Key synchronization mechanism for wireless LAN (WLAN) Nov. 12, 2013
8577037 Pipelined packet encapsulation and decapsulation for temporal key integrity protocol employing arcfour algorithm Nov. 5, 2013
8577293 Communication system and communication device Nov. 5, 2013
8566594 Power savings through cooperative operation of multiradio devices Oct. 22, 2013
8538026 Key distribution Sep. 17, 2013
8532298 Encryption key distribution method in mobile broadcasting system, and system for the same Sep. 10, 2013
8515073 Method and system for secure communication in near field communication network Aug. 20, 2013
8509443 Rekey index generation method and rekey index generation apparatus Aug. 13, 2013
8509438 Key management in a wireless network using primary and secondary keys Aug. 13, 2013
8499157 Device-based password management Jul. 30, 2013
8477945 Method and server for providing a mobile key Jul. 2, 2013
8468353 Method, system and authentication centre for authenticating in end-to-end communications based on a mobile network Jun. 18, 2013
8462953 Communication system and method thereof Jun. 11, 2013
8452015 Propagating keys from servers to clients May. 28, 2013
8442234 System and method for obtaining certificate status of subkeys May. 14, 2013
8438115 Method of securing postage data records in a postage printing device May. 7, 2013
8429393 Method for obscuring a control device's network presence by dynamically changing the device's network addresses using a cryptography-based pattern Apr. 23, 2013
8417955 Entity bidirectional authentication method and system Apr. 9, 2013
8411866 Distribution of group cryptography material in a mobile IP environment Apr. 2, 2013
8396220 System and method of mobile content sharing and delivery in an integrated network environment Mar. 12, 2013
8392711 Staged establishment of secure strings of symbols Mar. 5, 2013
8374353 Method and apparatus for updating a group key Feb. 12, 2013
8369525 Dynamic password update for wireless encryption system Feb. 5, 2013
8370630 Client device, mail system, program, and recording medium Feb. 5, 2013
8365301 Peer-to-peer network communication Jan. 29, 2013
8346261 Mobile communication method and switching center Jan. 1, 2013
8341425 Storage device and its control method Dec. 25, 2012
8316426 Apparatus, computer program product and method for secure authentication response in a mobile terminal Nov. 20, 2012
8316221 Recording of a key in an integrated circuit Nov. 20, 2012
8315391 Information access system, reader/writer device and contactless information storage device Nov. 20, 2012
8307098 System, method, and program for managing a user key used to sign a message for a data processing system Nov. 6, 2012
8301909 System and method for managing external storage devices Oct. 30, 2012
8290163 Automatic wireless network password update Oct. 16, 2012
8291222 Method for agreeing between at least one first and one second communication subscriber to security key for securing communication link Oct. 16, 2012
8281135 Enforcing use of chipset key management services for encrypted storage devices Oct. 2, 2012
8233627 Method and system for managing a key for encryption or decryption of data Jul. 31, 2012
8229120 Mobile communication method Jul. 24, 2012
8208632 Pipelined packet encapsulation and decapsulation for temporal key integrity protocol employing arcfour algorithm Jun. 26, 2012

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