Patents for H04L 9 - Arrangements for secret or secure communication (111,914)
06/2004
06/03/2004US20040105546 Geometry-Based Symmetric Cryptosystem Method
06/03/2004US20040105542 Common key encryption communication system
06/03/2004US20040104410 Semiconductor quantum cryptographic device and method
06/03/2004US20040104265 Personal identification terminal and method having selectable identification means or identification levels
06/03/2004DE10254320A1 Schaltungsanordnung mit nicht-flüchtigem Speichermodul und Verfahren zum Ver-/Entschlüsseln von Daten des nicht-flüchtigen Speichermoduls Circuit arrangement having non-volatile memory module and method for encryption / decryption of data of the non-volatile memory module
06/03/2004CA2846987A1 Identity-based encryption system
06/03/2004CA2798531A1 Identity-based encryption system
06/03/2004CA2506479A1 An ink cartridge for a printer, a method of assembling an ink cartridge for a printer, and a filter assembly for an ink cartridge
06/03/2004CA2505865A1 Identity-based encryption system
06/02/2004EP1424805A1 Device and method for checking manipulation of an oscillator
06/02/2004EP1424804A2 Symmetric key update for encryption communication system
06/02/2004EP1424695A2 Content management method, recording and/or reproducing apparatus, and recording medium
06/02/2004EP1423961A1 Security services for wireless devices
06/02/2004EP1423959A2 System and method for peer-to-peer handset communication
06/02/2004EP1423937A2 Method for making secure a secret quantity
06/02/2004EP1423936A1 Message reconstruction from partial detection
06/02/2004EP1423807A2 System and method for providing electronic licenses
06/02/2004EP1423765A2 Apparatus for and method of controlling propagation of decryption keys
06/02/2004EP1135887B1 Message identification with confidentiality, integrity, and source authentication
06/02/2004CN1502188A Method and apparatus for authentication using remote multiple access SIM technology
06/02/2004CN1502186A Controlled distribution of application code and content data within a computer network
06/02/2004CN1502185A Improving DES hardware throughput for short operations
06/02/2004CN1502070A Embedding digital signatures into digital payloads
06/02/2004CN1501735A Method for providing cryptoguard for mobile phone message and mobile communication terminal
06/02/2004CN1501683A Internet signal acquisition and data conversion control circuit
06/02/2004CN1501658A A client authentication method based on 802.1X protocol
06/02/2004CN1501656A A method choosing 802.1X authentication mode
06/02/2004CN1501637A Wireless local area network safety protection wall system device
06/02/2004CN1501621A A safe system starting method
06/02/2004CN1501283A Contents reproducing apparatus, contents reproduction control program and recording medium having a contents reproduction control program recorded thereon
06/02/2004CN1501263A Method of actualizing safety data storage and algorithm storage in virtue of semiconductor memory device
06/02/2004CN1501262A Method for choosing confirmation when bank account being in service
06/02/2004CN1501261A Method for automatic teller machine in service to choose confirmation
06/02/2004CN1152574C Integrated circuit and smart card comprising such circuit
06/02/2004CN1152541C Method for device registration in a wireless home network
06/02/2004CN1152517C Method of guarding network attack
06/02/2004CN1152507C Generation of cryptographic signatures using hash keys
06/01/2004US6745332 Method and apparatus for enabling database privileges
06/01/2004US6745331 Authentication chip with protection from power supply attacks
06/01/2004US6745328 Encryption using a user-known and personally valuable key to deter key sharing
06/01/2004US6745327 Electronic certificate signature program
06/01/2004US6745326 Authentication process including setting up a secure channel between a subscriber and a service provider accessible through a telecommunications operator
06/01/2004US6745138 Intelligent electronic device with assured data storage on powerdown
06/01/2004US6745030 Mobile communication system and mobile communication method
06/01/2004US6744894 Data management system
06/01/2004CA2342737C Computing method for elliptic curve cryptography
06/01/2004CA2323781C Methods and apparatus for continuous control and protection of media content
06/01/2004CA2303542C Method for certifying public keys used to sign postal indicia and indicia so signed
05/2004
05/27/2004WO2004045185A1 Method and system for authenticating a set of data transmitted by an ip terminal
05/27/2004WO2004045184A1 Method for renewing symmetrical keys in a digital network
05/27/2004WO2004045137A1 Method and system for authenticating a set of data transmitted by fax
05/27/2004WO2004045136A1 Information processing apparatus, method, system, and computer program product
05/27/2004WO2004045135A1 System and method for implementing des encryption
05/27/2004WO2004045134A1 Self-synchronizing, stream-oriented data encryption technique
05/27/2004WO2004045133A1 Key distribution across networks
05/27/2004WO2004045123A1 Confidential data sharing and anonymous entity resolution
05/27/2004WO2004044751A1 A method for realizing security storage and algorithm storage by means of semiconductor memory device
05/27/2004WO2004044717A1 Certificate renewal in a certificate authority infrastructure
05/27/2004WO2004017168A3 Transferable meter licenses using smartcard technology
05/27/2004WO2004013899A9 Semiconductor quantum cryptographic device and method
05/27/2004WO2004012378A3 Digital content security system and method
05/27/2004WO2003096336A3 Method and device for producing coded data, for decoding coded data and for producing re-signed data
05/27/2004WO2003073378A3 Computer terminals biometrically enabled for network functions and voice communication
05/27/2004US20040103319 Transmitter apparatus, receiver apparatus and receiving method
05/27/2004US20040103316 Securing arbitrary communication services
05/27/2004US20040103309 Enhanced system, method and medium for certifying and accrediting requirements compliance utilizing threat vulnerability feed
05/27/2004US20040103305 Systems and methods for secure transaction management and electronic rights protection
05/27/2004US20040103301 Reproduction control method, program and recording medium
05/27/2004US20040103292 Recording method, recording system, and reproducing system of encryption data
05/27/2004US20040103286 Method of validating an encrypted message
05/27/2004US20040103285 System for transmitting and receiving encrypted information
05/27/2004US20040103283 Method and system for authentification of a mobile user via a gateway
05/27/2004US20040103281 System and method for establishing trust without revealing identity
05/27/2004US20040103276 Tolerant digital certificate distribute system and distribute method
05/27/2004US20040103066 Methods, apparatus, and program products for inferring service usage
05/27/2004US20040101142 Method and system for an integrated protection system of data distributed processing in computer networks and system for carrying out said method
05/27/2004US20040101141 System and method for securely installing a cryptographic system on a secure device
05/27/2004US20040101140 Recording medium cartridge and a recording-and-reproducing apparatus thereof
05/27/2004US20040101139 Cryptographic information and flow control
05/27/2004US20040101136 Instrumentation privacy methods and apparatuses
05/27/2004US20040101135 Encryption level indicator calculation method and computer program
05/27/2004US20040101134 Alphabet soup cryptography
05/27/2004US20040100978 Scheme for realizing communications through external network from contents processing device connected to local network in home environment
05/27/2004DE10352680A1 Verschlüsselungsvorrichtung und Verschlüsselungsverfahren Encryption device and encryption
05/27/2004DE10253285A1 Code and cryptography system for secret values stored in computer memory involves division of secret value into two parts, with first divided by whole-number coefficient and second divided by remainder
05/27/2004CA2502480A1 Certificate renewal in a certificate authority infrastructure
05/26/2004EP1422960A1 Method and computer program product for verifying the authenticity of a telephone number reported in a request from a wireless device
05/26/2004EP1422943A1 Transmitter apparatus, reciever apparatus and recieving method
05/26/2004EP1422938A1 Projector for projecting password
05/26/2004EP1422907A2 Securely processing client credentials used for web-based access to resources
05/26/2004EP1422875A2 Wireless network handoff key
05/26/2004EP1422865A2 System and method for transmitting reduced information from a certificate to perform encryption operations
05/26/2004EP1422864A1 Method of activating/deactivating encryption of data/voice in a mobile communication system
05/26/2004EP1422863A1 INFORMATION PROVIDING SYSTEM, INFORMATION PROVIDING APPARATUS AND METHOD, AND INFORMATION PROCESSING APPARATUS AND METHOD
05/26/2004EP1422611A2 Microprocessor with random number generator and instruction for storing random data
05/26/2004EP1422591A1 Program update method and server
05/26/2004EP1422590A2 Service Providing Method for a Second Service based on Authentication for a First Service
05/26/2004EP1422589A1 Method and device for entering a computer database password
05/26/2004EP1421734A2 Method and apparatus for increasing the accuracy and speed of correlation tasks
05/26/2004EP1421733A2 Method for encoding and decoding communication data