Patents for H04L 9 - Arrangements for secret or secure communication (111,914) |
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06/09/2004 | EP1425913A1 Apparatus and method for installing a decryption key |
06/09/2004 | EP1425894A2 System and method for bi-directional communication and execution of dynamic instruction sets |
06/09/2004 | EP1425885A1 Method and system for transmitting data from a first data network into a second data network |
06/09/2004 | EP1425875A1 Digital time stamping system |
06/09/2004 | EP1425874A2 Systems and methods for identity-based encryption and related cryptographic techniques |
06/09/2004 | EP1425873A2 Method and apparatus for constructing digital certificates |
06/09/2004 | EP1425723A1 Initialization of a chip card |
06/09/2004 | EP1425722A2 A remote control account authorization system |
06/09/2004 | EP1425667A1 Encryption for a stream file in an fpga integrated circuit |
06/09/2004 | EP1425648A2 Method and system for secure distribution of digital documents |
06/09/2004 | EP1329049A4 Method and apparatus for real-time digital certification of electronic files and transactions using entropy factors |
06/09/2004 | EP1196894B1 Secure system for printing authenticating digital signatures |
06/09/2004 | CN1504044A Method of invisibly embedding and hiding data into soft-copy text documents |
06/09/2004 | CN1504028A Cryptographic authentication with ephemeral modules |
06/09/2004 | CN1504027A 资料传送方法 Data transmission method |
06/09/2004 | CN1504026A Method for providing security on powerline-modem network |
06/09/2004 | CN1504020A Apparatus for providing security on powderlnie-modem network |
06/09/2004 | CN1503960A 遥控帐户授权系统 Remote account authorization system |
06/09/2004 | CN1503944A System and method for secure and convenient management of digital electronic content |
06/09/2004 | CN1503932A Method and system for obtaining digital signatures |
06/09/2004 | CN1503597A Method and computer program product for verifying the authenticity of a telephone number reported in a request from a wireless device |
06/09/2004 | CN1503569A Transmitting prerecorded data limited right and method for reproducing said data |
06/09/2004 | CN1503534A Method for realizing 802.1X verification |
06/09/2004 | CN1503533A Method for realizing 802.1X verification |
06/09/2004 | CN1503525A IP network system for realizing safety verification and method thereof |
06/09/2004 | CN1503505A Network information vertification and information cryption/decrption equipment and realizing method thereof |
06/09/2004 | CN1503504A Communication device, communication system, and cryptographic algorithm selection method |
06/09/2004 | CN1503503A Method and device for data encipher/deciphering |
06/09/2004 | CN1503458A Ciphering and deciphering method for data and/or phonetic calling transmitted on mobile telecommunication system |
06/09/2004 | CN1503121A Microprocessor with random number generator and instruction for storing random data |
06/09/2004 | CN1153501C A method and a system for authenticating a mobile communiation device |
06/09/2004 | CN1153466C Transmission and reception of television programmes and other data |
06/09/2004 | CN1153465C Method and apparatus for preventing fraudulent access in conditional access system |
06/09/2004 | CN1153431C Log-in method and system used for portable electronic device |
06/09/2004 | CN1153428C Systems and method for interfacing multiple electronic devices |
06/09/2004 | CN1153412C Electronic apparatus, data communication method for electronic apparatus and data communication method |
06/09/2004 | CN1153404C Common cryptographic key cipher system possessing enhanced protection to prevent selective cipher script attack |
06/09/2004 | CN1153403C Apparatus and method for generating pseudorandom quantities based upon radio channel cahracteristics |
06/09/2004 | CN1153208C Method and device for generating a key used to control information on information carrier |
06/09/2004 | CN1153206C Apparatus and method for reducing compressibility of unauthorized copeis of color images and video sequences |
06/08/2004 | US6748540 Method and apparatus for detection and notification of unauthorized access attempts in a distributed data processing system |
06/08/2004 | US6748539 System and method for securely checking in and checking out digitized content |
06/08/2004 | US6748535 System and method for suppressing conducted emissions by a cryptographic device comprising an integrated circuit |
06/08/2004 | US6748534 System and method for partitioned distributed scanning of a large dataset for viruses and other malware |
06/08/2004 | US6748531 Method and apparatus for confirming and revoking trust in a multi-level content distribution system |
06/08/2004 | US6748530 Certification apparatus and method |
06/08/2004 | US6748395 System and method for dynamic playlist of media |
06/08/2004 | US6748084 Data access control system and method thereof |
06/08/2004 | US6748083 Method and apparatus for free-space quantum key distribution in daylight |
06/08/2004 | US6748082 Method and device for introducing a service key into a terminal |
06/08/2004 | US6748081 Quantum cryptography system for a secure transmission of random keys using a polarization setting method |
06/08/2004 | US6747546 Data communication transponder and communications system employing it |
06/08/2004 | US6747545 Passive keyless entry system |
06/08/2004 | CA2258029C Method and apparatus of providing bit count integrity and synchronous data transfer over a channel which does not preserve synchronization |
06/08/2004 | CA2177154C Electronic book selection and delivery system |
06/06/2004 | CA2448946A1 Increasing the level of automation when provisioning a computer system to access a network |
06/06/2004 | CA2413690A1 Zero knowledge document comparison between mutually distrustful parties |
06/03/2004 | WO2004047405A2 Secure aircraft communications addressing and reporting system (acars) |
06/03/2004 | WO2004047398A1 Method and apparatus for transmitting data subject to privacy restrictions |
06/03/2004 | WO2004047362A1 Method and system with authentication, revocable anonymity and non-repudiation |
06/03/2004 | WO2004047361A1 Method of generating a stream cipher using multiple keys |
06/03/2004 | WO2004047360A1 Content distribution system, content distribution method, and content reception device |
06/03/2004 | WO2004047359A1 Quantum cryptography protocol |
06/03/2004 | WO2004047352A2 Identity-based encryption system |
06/03/2004 | WO2004047052A1 Tamper-resistant information processor |
06/03/2004 | WO2004046936A1 Recording system and method, recording device and method, input device and method, reproduction system and method, reproduction device and method, recording medium, and program |
06/03/2004 | WO2004046935A2 Circuit arrangement with non-volatile memory module and method of en-/decrypting data in the non-volatile memory module |
06/03/2004 | WO2004046925A1 Security mode switching via an exception vector |
06/03/2004 | WO2004046924A1 Processor switching between secure and non-secure modes |
06/03/2004 | WO2004046916A2 Exception types within a secure processing system |
06/03/2004 | WO2004046862A2 System and method for granting access to an item or permission to use an item based on configurable conditions |
06/03/2004 | WO2004046852A2 Access and control system for network-enabled devices |
06/03/2004 | WO2004046846A2 Automatically generated cryptographic functions for renewable tamper resistant security systems |
06/03/2004 | WO2004046844A2 Faster authentication with parallel message processing |
06/03/2004 | WO2004046821A1 Silver halide color photosensitive material |
06/03/2004 | WO2004045855A2 An ink cartridge for a printer, a method of assembling an ink cartridge for a printer, and a filter assembly for an ink cartridge |
06/03/2004 | WO2004027588A3 Certificate based authorized domains |
06/03/2004 | WO2003107133A3 Secure remote management appliance |
06/03/2004 | WO2003069450A3 Method for storage and transport of an electronic certificate |
06/03/2004 | WO2003038578A8 User access control to distributed resources on a data communications network |
06/03/2004 | WO2003017666A3 System and method for hybrid conditional access for receivers of encrypted transmissions |
06/03/2004 | WO2001071554A3 Methods of accessing and using web-pages |
06/03/2004 | US20040107356 Methods and apparatus for persistent control and protection of content |
06/03/2004 | US20040107355 Recording medium, recording-medium management method, and recording-medium management system |
06/03/2004 | US20040107353 Cryptographic method of protecting an electronic chip against fraud |
06/03/2004 | US20040107352 Electronic device controlling apparatus, electronic device controlling system, and electronic device controlling method |
06/03/2004 | US20040107348 Information processing apparatus, method therefor, computer program, and computer-readable storage medium |
06/03/2004 | US20040107347 Content distribution system, content distribution method and terminal device |
06/03/2004 | US20040107346 Efficient authenticated dictionaries with skip lists and commutative hashing |
06/03/2004 | US20040107344 Electronic device control apparatus |
06/03/2004 | US20040107343 Network relay device, communication device and network relay method |
06/03/2004 | US20040107342 Secure network file access control system |
06/03/2004 | US20040107341 Parallelizable authentication tree for random access storage |
06/03/2004 | US20040107340 Real time data encryption/decryption system and method for IDE/ATA data transfer |
06/03/2004 | US20040107263 Communication system with function of encryption/decryption by agency |
06/03/2004 | US20040107169 Method and apparatus for generating and distributing personalized media clips |
06/03/2004 | US20040107167 Method of controlling digital content distribution, a method of reproducing digital content, and an apparatus using the same |
06/03/2004 | US20040107166 Usage rights grammar and digital works having usage rights created with the grammar |
06/03/2004 | US20040105549 Key mangement system and multicast delivery system using the same |
06/03/2004 | US20040105548 Program update method and server |