| Patents for H04L 9 - Arrangements for secret or secure communication (111,914) |
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| 01/10/2002 | US20020003884 Authentication and/or authorization launch |
| 01/10/2002 | US20020003881 Secure information distribution system utilizing information segment scrambling |
| 01/10/2002 | US20020003880 Copy protection apparatus and information recording medium used in this copy protection apparatus |
| 01/10/2002 | US20020003877 Encryption method, decryption method, cryptographic communication method, cryptographic communication system, memory product and data signal embodied in carrier wave |
| 01/10/2002 | US20020003876 Encryption apparatus using data encryption standard algorithm |
| 01/10/2002 | DE10031222A1 Digitale mikroelektronische Schaltung mit einer getakteten Datenverarbeitungseinheit und einer Umwandlungseinheit Digital microelectronic circuit having a clocked data processing unit and a conversion unit |
| 01/10/2002 | CA2414837A1 Method and system for limiting the possibility of transforming data designed to constitute, in particular pre-payment tokens |
| 01/09/2002 | EP1170927A2 Security communication method, security communication system, and apparatus thereof |
| 01/09/2002 | EP1170893A2 Orthogonal code generation apparatus, scrambling code generation apparatus and portable radio terminal using such apparatus |
| 01/09/2002 | EP1169880A1 Integrity check in a communication system |
| 01/09/2002 | EP1169856A1 A global copy protection system for digital home networks |
| 01/09/2002 | EP1169833A1 Key management between a cable telephony adapter and associated signaling controller |
| 01/09/2002 | EP1169831A1 Digital home network and method for creating and updating such a network |
| 01/09/2002 | EP1169808A1 Method of and means for effecting secure communication |
| 01/09/2002 | EP1169807A1 Method for enciphering a series of symbols applying a function and a key |
| 01/09/2002 | EP1169806A1 Method and apparatus for encoding and decoding information |
| 01/09/2002 | EP1023794A4 System for detecting unauthorized account access |
| 01/09/2002 | EP0786178B1 Secret-key certificates |
| 01/09/2002 | CN1330841A Method for controlling connections to mobile station |
| 01/09/2002 | CN1330820A Method and device for authenticating first instance and second instance |
| 01/09/2002 | CN1330819A Method and device for protecting digital data by double re-encryption |
| 01/09/2002 | CN1330352A Infinite non-cycle key stream conversion method with normal and encrypted texts extracting mechanism |
| 01/09/2002 | CN1330311A Method for down-loading secret document |
| 01/08/2002 | US6338139 Information reproducing apparatus, authenticating apparatus, and information processing system |
| 01/08/2002 | US6337912 Method of and system for writing-in key information |
| 01/08/2002 | US6337910 Method and apparatus for generating one time pads simultaneously in separate encryption/decryption systems |
| 01/08/2002 | US6337909 Generation of session keys for El Gamal-like protocols from low hamming weight integers |
| 01/08/2002 | CA2249810C Pseudo-random number generating method and apparatus therefor |
| 01/08/2002 | CA2244015C Cryptographic method and apparatus for restricting access to transmitted programming content using extended headers |
| 01/08/2002 | CA2244013C Cryptographic method and apparatus for restricting access to transmitted programming content using program identifiers |
| 01/03/2002 | WO2002001794A2 A platform and method for establishing provable identities while maintaining privacy |
| 01/03/2002 | WO2002001792A1 Public key cryptographic methods based on the difficulty of finding natural values of an endomorphism of a module on any ring or algebra |
| 01/03/2002 | WO2002001791A1 The conversion method of unlimited uncycling key stream of clear text, encrypted message extracting mechanism |
| 01/03/2002 | WO2002001533A1 Service providing system |
| 01/03/2002 | WO2002001462A2 Method and system of securely collecting, storing, and transmitting information |
| 01/03/2002 | WO2002001376A1 Host computer, mobile communication device, program, and recording medium |
| 01/03/2002 | WO2002001332A2 System and method for providing security to components using shared names |
| 01/03/2002 | WO2002001271A1 Multiple encryption of a single document providing multiple level access privileges |
| 01/03/2002 | WO2001075794A3 Identifying material |
| 01/03/2002 | WO2001041354A3 Integrating a digital signature service into a database |
| 01/03/2002 | WO2001033767A3 Method and apparatus for data encryption/decryption using a dynamical system |
| 01/03/2002 | US20020002706 Authentication and authorization epochs |
| 01/03/2002 | US20020002683 Security module system, apparatus and process |
| 01/03/2002 | US20020002681 Verification data generating apparatus, data verification apparatus and storage medium for storing verification data generating program |
| 01/03/2002 | US20020002680 Method and apparatus for verifying the integrity of digital objects using signed manifests |
| 01/03/2002 | US20020002675 Secure encryption of data packets for transmission over unsecured networks |
| 01/03/2002 | US20020002540 Method for authenticating and securing integrated bookstore entries |
| 01/03/2002 | US20020002466 Information recording apparatus, information reproducing apparatus, and information distribution system |
| 01/03/2002 | US20020002076 Method and apparatus for securing electronic games |
| 01/03/2002 | US20020001388 High speed copy protection method |
| 01/03/2002 | US20020001386 Broadcast receiving method and apparatus and information distributing method and apparatus |
| 01/03/2002 | US20020001384 Authentication engine architecture and method |
| 01/03/2002 | US20020001383 Cryptosystem using multivariable polynomials |
| 01/03/2002 | US20020001382 Method and apparatus for cryptographically secure algebraic key establishment protocols based on monoids |
| 01/03/2002 | CA2418096A1 Method and system of securely collecting, storing, and transmitting information |
| 01/02/2002 | EP1168870A1 An improved method for an authentication of a user subscription identity module |
| 01/02/2002 | EP1168817A2 Authenticating system, personal certification issuing system, personal certificate and methods therefor |
| 01/02/2002 | EP1168623A1 Digital microelectronic circutit with a clocked data processing unit and a data conversion unit |
| 01/02/2002 | EP1168621A1 Integrated circuit with protection device |
| 01/02/2002 | EP1168140A2 System, method and article of manufacture for transition state-based cryptography |
| 01/02/2002 | EP1166582A1 Enabling conformance to legislative requirements for mobile devices |
| 01/02/2002 | EP1166510A1 A method and apparatus for preventing unauthorized copying and distributing of electronic messages transmitted over a network |
| 01/02/2002 | EP1166496A1 Authentication and signature method for messages using reduced size of binary units of information content and corresponding systems |
| 01/02/2002 | EP1166495A1 Countermeasure method in an electric component implementing an elliptical curve type public key cryptography algorithm |
| 01/02/2002 | EP1166494A1 Countermeasure procedures in an electronic component implementing an elliptical curve type public key encryption algorithm |
| 01/02/2002 | EP1166493A1 Device and method for secure electronic data transmission |
| 01/02/2002 | EP1166492A2 Duty cycle corrector for a random number generator |
| 01/02/2002 | EP1166491A2 System, device and method for secure communication and access control |
| 01/02/2002 | EP1166265A2 Copy security for portable music players |
| 01/02/2002 | EP1166238A1 Method and system for ordering, loading and using access tickets |
| 01/02/2002 | EP0885495A4 Controlling correlated quantum state probability distributions |
| 01/02/2002 | CN1329418A Method for authenticating network user identity and method for overcoming user password loophole in Kerberous authentication system |
| 01/01/2002 | US6336188 Authenticated key agreement protocol |
| 01/01/2002 | US6336130 Arrangement for improving availability of services in a communication system |
| 01/01/2002 | US6335972 Framework-based cryptographic key recovery system |
| 12/27/2001 | WO2001099388A2 Digital signature system and method |
| 12/27/2001 | WO2001099378A1 Arrangement for authenticating user and authorizing use of secured system |
| 12/27/2001 | WO2001099337A1 Method for secure biometric authentication/identification, biometric data input module and verification module |
| 12/27/2001 | WO2001099335A1 Data processing with a key |
| 12/27/2001 | WO2001099333A1 Information processing device and processing method |
| 12/27/2001 | WO2001099332A1 Information recording/reproducing apparatus and method |
| 12/27/2001 | WO2001099331A1 System and method for processing information using encryption key block |
| 12/27/2001 | WO2001099071A2 An improved method and system for conducting secure payments over a computer network without a pseudo or proxy account number |
| 12/27/2001 | WO2001099070A2 An improved method and system for conducting secure payments over a computer network |
| 12/27/2001 | WO2001098873A2 System and method for distributing data |
| 12/27/2001 | WO2001078298A8 Information processing system and method |
| 12/27/2001 | WO2001061915A3 Method and system for resistance to statistical power analysis |
| 12/27/2001 | WO2001055821A3 Microprocessor resistant to power analysis |
| 12/27/2001 | WO2001043341A3 Systems and methods for certifying public keys in digital signatures and key-agreements with membership authentication |
| 12/27/2001 | WO2001022651A3 Cryptographic server with provisions for interoperability between cryptographic systems |
| 12/27/2001 | US20010056537 Probabilistic digital signature method |
| 12/27/2001 | US20010056536 Secure multiple application card system and process |
| 12/27/2001 | US20010056535 Log-on verification protocol |
| 12/27/2001 | US20010056534 Hardware authentication system and method |
| 12/27/2001 | US20010056495 Authentication method of portable terminal |
| 12/27/2001 | US20010056411 Mobile electronic transaction personal proxy |
| 12/27/2001 | US20010056410 Electronic commerce system and method |
| 12/27/2001 | US20010055396 Mechanism for efficient private bulk messaging |
| 12/27/2001 | US20010055395 Method for transferring an encryption key |
| 12/27/2001 | US20010055389 Method and apparatus for free-space quantum key distribution in daylight |