| Patents for H04L 9 - Arrangements for secret or secure communication (111,914) |
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| 02/07/2002 | WO2002001271A8 Multiple encryption of a single document providing multiple level access privileges |
| 02/07/2002 | WO2001080520A3 Security encrypted network access identifier for ip mobility systems |
| 02/07/2002 | WO2001056221A3 Block encryption method and schemes for data confidentiality and integrity protection |
| 02/07/2002 | WO2001046918A3 Method and system for secure authenticated payment on a computer network |
| 02/07/2002 | WO2001033766A3 Random number generation for encrypting cellular communications |
| 02/07/2002 | US20020016919 Media content protection utilizing public key cryptography |
| 02/07/2002 | US20020016914 Encryption control apparatus |
| 02/07/2002 | US20020016913 Modifying message data and generating random number digital signature within computer chip |
| 02/07/2002 | US20020016912 System and computer based method to automatically archive and retrieve encrypted remote client data files |
| 02/07/2002 | US20020016910 Method for secure distribution of documents over electronic networks |
| 02/07/2002 | US20020016822 Communication contents certification system, communication contents certification apparatus, communication contents certification method, and recording medium |
| 02/07/2002 | US20020016805 Method and device for self-clock controlled pseudo random noise (PN) sequence generation |
| 02/07/2002 | US20020016773 Encryption apparatus and method, and decryption apparatus and method based on block encryption |
| 02/07/2002 | US20020016153 Authenticating method for short-distance radio devices and a short-distance radio device |
| 02/07/2002 | US20020015509 Method and apparatus for superposing a digital watermark and method and apparatus for detecting a digital watermark |
| 02/07/2002 | US20020015498 Method which uses a Non-Volatile Memory to store a crypto key and a check word for an encryption device |
| 02/07/2002 | US20020015497 Hub apparatus with copyright protection function |
| 02/07/2002 | US20020015493 Method and apparatus for generating encryption stream ciphers |
| 02/07/2002 | US20020015492 Cryptographic processing apparatus, cryptographic processing method, and storage medium storing cryptographic processing program for improving security without greatly increasing hardware scale and processing time |
| 02/07/2002 | US20020015491 Public key encryption method and communication system using public key cryptosystem |
| 02/07/2002 | US20020015422 Cryptographic apparatus and cryptographic communication system |
| 02/07/2002 | US20020015058 Authentication system and its authentication method, and authentication program |
| 02/07/2002 | US20020014699 Semiconductor device, function setting method thereof, and evaluation method thereof |
| 02/07/2002 | US20020014527 Sales system using credit cards, credit card verification device, and credit card |
| 02/07/2002 | CA2417531A1 System and method for verifying delivery and integrity of electronic messages |
| 02/07/2002 | CA2417520A1 Cryptography private key storage and recovery method and apparatus |
| 02/07/2002 | CA2415177A1 Secure programmable logic device |
| 02/06/2002 | EP1178697A2 Authenticating method for short-distance radio devices and a short-distance radio device |
| 02/06/2002 | EP1178453A2 Wireless search device |
| 02/06/2002 | EP1178386A2 Method and system for encoding and decoding software |
| 02/06/2002 | EP1177687A1 Method of and apparatus for providing secure communication of digital data between devices |
| 02/06/2002 | EP1177536A1 Method of deriving an identification number |
| 02/06/2002 | EP0872097B1 Secured gateway interface |
| 02/06/2002 | CN1334951A Method for securing safety of electronic information |
| 02/05/2002 | US6345256 Automated method and apparatus to package digital content for electronic distribution using the identity of the source content |
| 02/05/2002 | US6345101 Cryptographic method and apparatus for data communication and storage |
| 02/05/2002 | US6345098 Method, system and apparatus for improved reliability in generating secret cryptographic variables |
| 01/31/2002 | WO2002009380A2 Data transmission using pulse with modulation |
| 01/31/2002 | WO2002009348A2 Ring-based digital signature and authentication method and apparatus |
| 01/31/2002 | WO2002009347A1 Method of processing a secret key and a device |
| 01/31/2002 | WO2002009344A1 Global encryption system |
| 01/31/2002 | WO2002008873A1 System and method of verifying the authenticity of dynamically connectable executable images |
| 01/31/2002 | WO2002008870A2 Distributive access controller |
| 01/31/2002 | WO2002008850A2 System and method for cardless secure credit transaction processing |
| 01/31/2002 | WO2001065545A3 Method and apparatus for using non-secure file servers for secure information storage |
| 01/31/2002 | WO2001061906A3 Efficient and compact subgroup trace representation ('xtr') |
| 01/31/2002 | WO2001020836A3 Ephemeral decryptability |
| 01/31/2002 | US20020013940 Content rental system |
| 01/31/2002 | US20020013911 Compact hardware architecture for secure exchange of information and advanced computing |
| 01/31/2002 | US20020013901 Wireless search device |
| 01/31/2002 | US20020013900 User authentication device and electric commerce system using the device |
| 01/31/2002 | US20020013899 Automated document distribution and transaction verification |
| 01/31/2002 | US20020013898 Method and apparatus for roaming use of cryptographic values |
| 01/31/2002 | US20020013884 Microcomputer and memory contents change in the microcomputer |
| 01/31/2002 | US20020013832 Software-based network attached storage services hosted on massively distributed parallel computing networks |
| 01/31/2002 | US20020013794 Method and system of marking a text document with a pattern of extra blanks for authentication |
| 01/31/2002 | US20020013772 Binding a digital license to a portable device or the like in a digital rights management (DRM) system and checking out / checking in the digital license to / from the portable device or the like |
| 01/31/2002 | US20020012433 Authentication in a packet data network |
| 01/31/2002 | US20020012431 Encryption system using light interference theory |
| 01/31/2002 | US20020012430 Encryption apparatus using data encryption standard algorithm |
| 01/31/2002 | DE10054298A1 Authentication of digital data uses generation of two part object keys for comparison with master key |
| 01/31/2002 | DE10036372A1 Transmitter for transmitter/receiver arrangement has encoding arrangement between data converter and data output for converting data of first type into coded data of same data type |
| 01/30/2002 | EP1176844A2 Telecommunication systems and methods |
| 01/30/2002 | EP1176827A2 Super encrypted storage and retrieval of media programs with smartcard generated keys |
| 01/30/2002 | EP1176826A2 Super encrypted storage and retrieval of media programs in a hard-paired receiver and storage device |
| 01/30/2002 | EP1176757A2 System, method and apparatus for key distribution, license system, and program providing medium |
| 01/30/2002 | EP1176756A2 System and method for key distribution and program providing medium |
| 01/30/2002 | EP1176755A2 Key distribution system, method and program providing medium |
| 01/30/2002 | EP1176754A2 System, method and apparatus for key distribution and program providing medium |
| 01/30/2002 | EP1175799A1 Management of an identity module |
| 01/30/2002 | EP1175750A1 Signing and signature authentication of messages |
| 01/30/2002 | EP1175749A1 High security biometric authentication using a public key/private key encryption pairs |
| 01/30/2002 | EP1038371A4 Transformation methods for optimizing elliptic curve cryptographic computations |
| 01/30/2002 | CN1333987A System and method for secured transference of temporary mobile subscriber information |
| 01/30/2002 | CN1333973A Method and device for encryption of images |
| 01/30/2002 | CN1333503A Microcomputer, system and method for changing storage data |
| 01/30/2002 | CN1078787C Asynchronous multiport controlling method in single system of remote security administration system |
| 01/29/2002 | US6343283 Data copyright management system |
| 01/29/2002 | US6343281 Device and method for preventing fraudulent copies of data containing encrypted copy-management information and recording medium |
| 01/25/2002 | CA2317138A1 Flexible method of user authentication for password based system |
| 01/24/2002 | WO2002007493A2 Auditing system for e-commerce via consumer appliance |
| 01/24/2002 | WO2002007441A1 Time stamping and time stamp validity verification system, method and device in a digital broadcasting environment |
| 01/24/2002 | WO2002007378A1 Secure packet-based data broadcasting architecture |
| 01/24/2002 | WO2002007376A1 Intermediated delivery scheme for asymmetric fair exchange of electronic items |
| 01/24/2002 | WO2002007161A1 Method and apparatus for recording and/or reproducing data and record medium |
| 01/24/2002 | WO2002006951A2 Computer software installation |
| 01/24/2002 | WO2001045317A3 Methods and apparatus for selective encryption and decryption of point to multi-point messages |
| 01/24/2002 | US20020010867 Performance path method and apparatus for exchanging data among systems using different data formats |
| 01/24/2002 | US20020010861 Access control system, access control method, device, access control server, access-control-server registration server, data processing apparatus, and program storage medium |
| 01/24/2002 | US20020010858 Method and apparatus for registration of information with plural institutions and recording medium with registration program stored thereon |
| 01/24/2002 | US20020010749 Message guaranty system |
| 01/24/2002 | US20020010646 Voice signature transaction system and method |
| 01/24/2002 | US20020010635 Method of electronic commerce and profile converter used for electronic commerce |
| 01/24/2002 | US20020009200 Chaos cryptographic communication method and chaos cryptographic communication system |
| 01/24/2002 | US20020009199 Arranging data ciphering in a wireless telecommunication system |
| 01/24/2002 | US20020009198 Method and systems for data security |
| 01/24/2002 | US20020009197 Cryptographic method for color images and digital cinema |
| 01/24/2002 | US20020009196 Encryption device using data encryption standard algorithm |
| 01/24/2002 | US20020007510 Smart bathroom fixtures and systems |
| 01/24/2002 | DE10027974A1 End-to-end encryption method for data communication system, involves splitting data into symbols using subscriber key blocks, and converting them to assigned data block values |