Patents for H04L 9 - Arrangements for secret or secure communication (111,914) |
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11/03/2004 | CN1543115A A method for preventing network address translation (NAT) device from being attacked by network user |
11/03/2004 | CN1542689A Information card having multiple storage formats and read-write apparatus and method thereof |
11/03/2004 | CN1542645A Application authentication system, secure device, and terminal device |
11/03/2004 | CN1542583A System for binding secrets to a computer system having tolerance for hardware changes |
11/03/2004 | CN1542582A Tying a digital license to a user and tying the user to multiple computing devices in a digital rights management (DRM) system |
11/03/2004 | CN1174619C Scrambling unit for digital transmission system |
11/03/2004 | CN1174618C Unit fee charging communication device with double descrambling for television images |
11/03/2004 | CN1174578C Process for data certification by scrambling and certification system using such process |
11/03/2004 | CN1174325C Data selling/mediating/purchasing method, system, server, and terminal |
11/02/2004 | US6813716 Secure calling card and authentication process |
11/02/2004 | US6813714 Multicast conference security architecture |
11/02/2004 | US6813712 Viral replication detection using a counter virus |
11/02/2004 | US6813710 Invisible electronic signature |
11/02/2004 | US6813709 Method and apparatus for recorded digital data protection via media volume |
11/02/2004 | US6813625 Method and device for self-clock controlled pseudo random noise (PN) sequence generation |
11/02/2004 | US6813571 Apparatus and method for seamlessly upgrading the firmware of an intelligent electronic device |
11/02/2004 | US6813358 Method and system for timed-release cryptosystems |
11/02/2004 | US6813357 Exclusive key sharing method |
11/02/2004 | US6813356 Method and system in a telephone exchange system |
11/02/2004 | US6813355 Method and arrangement for ciphering information transfer |
11/02/2004 | US6813354 Mixing in small batches |
11/02/2004 | US6813292 Controllable low proton source |
11/02/2004 | CA2465246A1 Dynamic substitution of usb data for on-the-fly encryption/decryption |
11/02/2004 | CA2313851C Securing feature activation in a telecommunication system |
10/28/2004 | WO2004093381A1 Authentication method |
10/28/2004 | WO2004093380A1 Data processing method |
10/28/2004 | WO2004093379A1 Information recording medium drive device |
10/28/2004 | WO2004093372A2 Protection of digital content using block cipher cryptography |
10/28/2004 | WO2004093019A1 Electronic entity secured by a modifiable counter for the uses of classified data |
10/28/2004 | WO2004092981A2 Software update and patch audit subsystem for use in a computer information database system |
10/28/2004 | WO2004092965A1 Self-enrollment and authentication method |
10/28/2004 | WO2004092956A1 Cascading key encryption |
10/28/2004 | WO2004092925A2 Method and system for detecting characteristics of a wireless network |
10/28/2004 | WO2004092887A2 Methods and apparatus for multi-level dynamic security system |
10/28/2004 | WO2004092886A2 Associating software with hardware using cryptography |
10/28/2004 | WO2004086284A3 Method for protecting a content, device and data medium for carrying out said method |
10/28/2004 | WO2004079536A3 Conditional access system and method |
10/28/2004 | WO2004074994A3 Method for role and resource policy management |
10/28/2004 | WO2004046852A3 Access and control system for network-enabled devices |
10/28/2004 | WO2003036476A3 Control of processes in a processing system |
10/28/2004 | US20040215981 Method, system and computer product for securing patient identity |
10/28/2004 | US20040215977 Intelligent quarantining for spam prevention |
10/28/2004 | US20040215974 System and method for establishing secondary channels |
10/28/2004 | US20040215970 Data recording apparatus and method of identifying data |
10/28/2004 | US20040215967 System and method for connecting to a device on a protected network |
10/28/2004 | US20040215962 Encryption systems and methods for identifying and coalescing identical objects encrypted with different keys |
10/28/2004 | US20040215960 Image processing apparatus, image processing method, computer program and computer-readable recording medium |
10/28/2004 | US20040215959 Scalable system and method for management and notification of electronic certificate changes |
10/28/2004 | US20040215955 Encrypted packet, processing device, method, program, and program recording medium |
10/28/2004 | US20040215691 Method of controlling descrambling of a plurality of program transport streams, receiver system and portable secure device |
10/28/2004 | US20040215661 Method and apparatus for generating hierarchical keys of digital assets |
10/28/2004 | US20040215621 Web services apparatus and methods |
10/28/2004 | US20040215578 Controlling usage of system resources by a network manager |
10/28/2004 | US20040215476 Web services apparatus and methods |
10/28/2004 | US20040215473 Simultaneous global transaction and local transaction management in an application server |
10/28/2004 | US20040213613 Image sensing apparatus including a microcontroller |
10/28/2004 | US20040213406 Hacking prevention system |
10/28/2004 | US20040213331 Systems and methods for pseudo-random signal generation in a multi-carrier communications system |
10/28/2004 | DE10136575B4 Verfahren und Einrichtung zum Ausführen von Scramblermechanismen Method and apparatus for performing Scramblermechanismen |
10/28/2004 | CA2522905A1 Self-enrollment and authentication method |
10/28/2004 | CA2521821A1 Associating software with hardware using cryptography |
10/27/2004 | EP1471752A2 Electronic key system and electronic key usage method |
10/27/2004 | EP1471708A2 System and method for establishing secondary channels |
10/27/2004 | EP1471682A1 Method for digital signature with delegation mechanism, systems and programs for implementing the method |
10/27/2004 | EP1471681A2 Method and apparatus for publishing signature log entry |
10/27/2004 | EP1471680A1 Identifier-Based Encryption method and apparatus |
10/27/2004 | EP1471679A1 Streaming system for delivering encrypted data, and streaming method thereof |
10/27/2004 | EP1471522A1 Reproduction control method, program, and recording medium |
10/27/2004 | EP1471521A1 Information recording apparatus and method, and information reproduction apparatus and method |
10/27/2004 | EP1471486A2 Time based encryption algorithm |
10/27/2004 | EP1471485A1 Apparatus and method for coding and decoding of a number and/or letter code |
10/27/2004 | EP1471469A1 Apparatus for accepting coins |
10/27/2004 | EP1471423A2 Dynamically adding software components via a services manager to extend the functionality of system processes |
10/27/2004 | EP1471405A1 Method and device for protecting information against unauthorised use |
10/27/2004 | EP1470713A1 A system and method for secure distribution and evaluation of compressed digital information |
10/27/2004 | EP1470712A2 Remote control protocol for a local action to generate a command message |
10/27/2004 | EP1470663A1 Method for generating and verifying electronic signatures |
10/27/2004 | EP1470662A1 System and method for performing mutual authentications between security tokens |
10/27/2004 | EP1470661A2 Encryption, authentication, and key management for multimedia content pre-encryption |
10/27/2004 | EP1470660A1 Method and system for securely storing and transmitting data by applying a one-time pad |
10/27/2004 | EP1470526A1 System and method of reading a security clearance card |
10/27/2004 | EP1470486A1 Network service zone locking |
10/27/2004 | EP1110347A4 Unique digital signature |
10/27/2004 | EP0872080A4 Multi-step digital signature method and system |
10/27/2004 | CN1541391A System, method, and device for playing back recorded audio, video or other content from non-volatile memory cards, compact disks or other media |
10/27/2004 | CN1541352A Method for securing electronic device, security system and electronic device |
10/27/2004 | CN1541349A Protect by data chunk address as encryption key |
10/27/2004 | CN1541016A Method of encrypting mobile terminals |
10/27/2004 | CN1541008A method of providing multiple operatng environments for mobile phone |
10/27/2004 | CN1540965A Method and system of diversified valueadded service in telecom |
10/27/2004 | CN1540953A Method for transferring cryptograph in IP video meeting system |
10/27/2004 | CN1540944A Network insertion system |
10/27/2004 | CN1540917A Pseudo-random squence generator and associated method |
10/27/2004 | CN1540916A Encrypted information pack processing appts, method, program and program recording medium |
10/27/2004 | CN1540915A Revocation of certificate and exclusion of other principals in digital rights management system and delegated revocation authority |
10/27/2004 | CN1540914A Layered cryption key generating method and device for digital resources |
10/27/2004 | CN1540909A Device for controlling parameters of cipher stream of chaos enciphering communication and method of anti damage |
10/27/2004 | CN1540908A Device and method for automatic safe receiving cipher key of chaos enciphering communication |
10/27/2004 | CN1540660A Method of protecting data saved to recording medium and disk drive adopting |
10/27/2004 | CN1540550A Electronic keying system and use method thereof |