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