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Class Information
Number: 380/28
Name: Cryptography > Particular algorithmic function encoding
Description: Subject matter wherein an algorithmic operation is performed upon a signal in order to encrypt the information signal.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7627768 |
Method and device for automatic validation of computer program using cryptography functions |
Dec. 1, 2009 |
| 7627115 |
Method and system for implementing the GEA3 encryption algorithm for GPRS compliant handsets |
Dec. 1, 2009 |
| 7627114 |
Efficient modular reduction and modular multiplication |
Dec. 1, 2009 |
| 7627113 |
Method and system for hardware accelerator for implementing f8 confidentiality algorithm in WCDMA compliant handsets |
Dec. 1, 2009 |
| 7623658 |
Method and system for implementing the A5/3 encryption algorithm for GSM and EDGE compliant handsets |
Nov. 24, 2009 |
| 7623655 |
Computing modular polynomials modulo large primes |
Nov. 24, 2009 |
| 7620821 |
Processor including general-purpose and cryptographic functionality in which cryptographic operations are visible to user-specified software |
Nov. 17, 2009 |
| 7616766 |
Data division method and device using exclusive or calculation |
Nov. 10, 2009 |
| 7613297 |
Method and apparatus for data encryption |
Nov. 3, 2009 |
| 7613296 |
M6 block cipher system and method for encoding content and authenticating a device |
Nov. 3, 2009 |
| 7606388 |
Contents border detection apparatus, monitoring method, and contents location detection method and program and storage medium therefor |
Oct. 20, 2009 |
| 7606369 |
Process for establishing a common cryptographic key for N subscribers |
Oct. 20, 2009 |
| 7606368 |
Method and apparatus for data encryption |
Oct. 20, 2009 |
| 7606361 |
Sending a message securely over an insecure channel |
Oct. 20, 2009 |
| 7603558 |
Montgomery transform device, arithmetic device, IC card, encryption device, decryption device and program |
Oct. 13, 2009 |
| 7602916 |
Access-protected data carrier |
Oct. 13, 2009 |
| 7602905 |
Processes, circuits, devices, and systems for encryption and decryption and other purposes, and processes of making |
Oct. 13, 2009 |
| 7602904 |
Order invariant fuzzy commitment system |
Oct. 13, 2009 |
| 7600134 |
Theft deterrence using trusted platform module authorization |
Oct. 6, 2009 |
| 7599491 |
Method for strengthening the implementation of ECDSA against power analysis |
Oct. 6, 2009 |
| 7599490 |
Method and apparatus for data encryption |
Oct. 6, 2009 |
| 7599489 |
Accelerating cryptographic hash computations |
Oct. 6, 2009 |
| 7596703 |
Hidden data backup and retrieval for a secure device |
Sep. 29, 2009 |
| 7596270 |
Method of shuffling text in an Asian document image |
Sep. 29, 2009 |
| 7594261 |
Cryptographic applications of the Cartier pairing |
Sep. 22, 2009 |
| 7594119 |
System for managing time rights linked to a digital content |
Sep. 22, 2009 |
| 7593529 |
Scramble methods and apparatus for packetized digital video signal in conditional access system |
Sep. 22, 2009 |
| 7593527 |
Providing digital signature and public key based on shared knowledge |
Sep. 22, 2009 |
| 7593525 |
Patternless encryption and decryption system and method |
Sep. 22, 2009 |
| 7590236 |
Identity-based-encryption system |
Sep. 15, 2009 |
| 7590235 |
Reduction calculations in elliptic curve cryptography |
Sep. 15, 2009 |
| 7584363 |
Fair blind signature process |
Sep. 1, 2009 |
| 7581093 |
Hitless manual cryptographic key refresh in secure packet networks |
Aug. 25, 2009 |
| 7577255 |
Proxy method and system for secure wireless administration of managed entities |
Aug. 18, 2009 |
| 7574600 |
System and method for combining user and platform authentication in negotiated channel security protocols |
Aug. 11, 2009 |
| 7571324 |
Method and device for anonymous signature with a shared private key |
Aug. 4, 2009 |
| 7570760 |
Apparatus and method for implementing a block cipher algorithm |
Aug. 4, 2009 |
| 7570759 |
System and method for secure encryption |
Aug. 4, 2009 |
| 7567999 |
Device and method for calculating a result of a division |
Jul. 28, 2009 |
| 7567668 |
Calculating unit and method for performing an arithmetic operation with encrypted operands |
Jul. 28, 2009 |
| 7565552 |
Method for protecting against manipulation of a controller for at least one motor vehicle component and controller |
Jul. 21, 2009 |
| 7565327 |
Copyright detection and protection system and method |
Jul. 21, 2009 |
| 7564970 |
Exponential data transform to enhance security |
Jul. 21, 2009 |
| 7561689 |
Generating keys having one of a number of key sizes |
Jul. 14, 2009 |
| 7561688 |
Embedding supplementary data in an information signal |
Jul. 14, 2009 |
| 7555646 |
Efficient implementation of zero knowledge protocols |
Jun. 30, 2009 |
| 7555126 |
Game apparatus managing system, game apparatus, controlling method, computer program and recording medium |
Jun. 30, 2009 |
| 7555121 |
Methods and apparatus for implementing a cryptography engine |
Jun. 30, 2009 |
| 7552164 |
Accelerated prime sieving using architecture-optimized partial prime product table |
Jun. 23, 2009 |
| 7551740 |
Weighted secret sharing and reconstructing method |
Jun. 23, 2009 |
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