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Class Information
Number: 380/277
Name: Cryptography > Key management
Description: Subject matter providing supervision or control of a signal necessary for encryption or decryption.

Sub-classes under this class:

Class Number Class Name Patents
380/44 Having particular key generator 1,724
380/278 Key distribution 1,332
380/286 Key escrow or recovery 461

Patents under this class:

Patent Number Title Of Patent Date Issued
8666077 Traffic encryption key generation in a wireless communication network Mar. 4, 2014
8666072 Method and a system for receiving a multimedia signal, a cryptograophic entity for said reception method and system, and a method and a black box for producing said cryptographic entity Mar. 4, 2014
8661248 Method, apparatus, and system for sending and receiving security policy of multicast sessions Feb. 25, 2014
8660266 Method of delivering direct proof private keys to devices using an on-line service Feb. 25, 2014
8660265 Cipher implementation Feb. 25, 2014
8656484 System and method for mutually authenticated cryptographic key exchange using matrices Feb. 18, 2014
8656178 Method, system and program product for modifying content usage conditions during content distribution Feb. 18, 2014
8656163 Method for establishing a secured communication without preliminary information share Feb. 18, 2014
8656159 Versioning of modifiable encrypted documents Feb. 18, 2014
8655318 Method and system for anonymous operation of a mobile node Feb. 18, 2014
8650657 Storing encrypted objects Feb. 11, 2014
8650401 Network having quantum key distribution Feb. 11, 2014
8649522 Electronic data communication system Feb. 11, 2014
8649520 Method and system for establishing real-time trust in a public network Feb. 11, 2014
8646055 Method and system for pre-shared-key-based network security access control Feb. 4, 2014
8646046 Distributed digital rights management system and method Feb. 4, 2014
8645716 Method and apparatus for overwriting an encryption key of a media drive Feb. 4, 2014
8645715 Configuring host settings to specify an encryption setting and a key label referencing a key encryption key to use to encrypt an encryption key provided to a storage drive to use to encrypt da Feb. 4, 2014
8645698 Method and node for generating distributed Rivest Shamir Adleman signature in ad-hoc network Feb. 4, 2014
8644501 Paired carrier and pivot steganographic objects for stateful data layering Feb. 4, 2014
8644500 Apparatus and method for block cipher process for insecure environments Feb. 4, 2014
8639945 Branch and switch key instruction in a microprocessor that fetches and decrypts encrypted instructions Jan. 28, 2014
8639940 Methods and systems for assigning roles on a token Jan. 28, 2014
8639219 Battery pack authentication for a mobile communication device Jan. 28, 2014
8638944 Security countermeasures for power analysis attacks Jan. 28, 2014
8638942 Method and system for managing shared random numbers in secret communication network Jan. 28, 2014
8638940 Control of an entity to be controlled by a control entity Jan. 28, 2014
8638939 User authentication on an electronic device Jan. 28, 2014
8638938 Symmetric key subscription Jan. 28, 2014
8638926 Sharing a secret with modular inverses Jan. 28, 2014
8635466 Secure digital content distribution system and secure hard drive Jan. 21, 2014
8635457 Data certification methods and apparatus Jan. 21, 2014
8635455 Encrypted communication device with restricted rate of encryption key retrievals from memory Jan. 21, 2014
8635352 System and method for symmetric receive-side scaling (RSS) Jan. 21, 2014
8634563 Attribute based encryption using lattices Jan. 21, 2014
8634561 Secure key management Jan. 21, 2014
8634556 Communication apparatus and control method Jan. 21, 2014
8631241 Secure configuration of computing device Jan. 14, 2014
8630904 Transaction authentication with a variable-type user-stored account identifier Jan. 14, 2014
8630420 Method for auto-configuration of a network terminal address Jan. 14, 2014
8630419 Apparatus and method for encrypting image data, and decrypting the encrypted image data, and image data distribution system Jan. 14, 2014
8630418 Secure management of keys in a key repository Jan. 14, 2014
8630417 Method for recording and restoring a ciphered content by a processing unit Jan. 14, 2014
8627482 Method, apparatus and system for secure distribution of content Jan. 7, 2014
8625802 Methods, devices, and media for secure key management in a non-secured, distributed, virtualized environment with applications to cloud-computing security and management Jan. 7, 2014
8625800 Portable secure element Jan. 7, 2014
8625799 Privacy management for tracked devices Jan. 7, 2014
8625797 Releasing a service on an electronic appliance Jan. 7, 2014
8625788 Method and apparatus for building a hardware root of trust and providing protected content processing within an open computing platform Jan. 7, 2014
8621595 System and method for authenticating a network gateway Dec. 31, 2013

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