Patents for H04L 9 - Arrangements for secret or secure communication (111,914)
05/2012
05/15/2012US8181018 Master key trust grants and revocations for minor keys
05/15/2012US8181015 System and method for establishing historical usage-based hardware trust
05/15/2012US8181013 Method, media gateway and system for transmitting content in call established via media gateway control protocol
05/15/2012US8181006 Method and device for securely configuring a terminal by means of a startup external data storage device
05/15/2012US8180873 Detecting fraudulent activity
05/15/2012US8180708 Watermarking system that executes received watermarking instructions to embed a watermark
05/15/2012US8180342 System, method and computer program product for delivering a service guide of a first broadcast/multicast system as a program of a second broadcast/multicast system
05/15/2012US8180060 Telemedical system
05/15/2012US8180059 Management apparatus, terminal apparatus, and copyright protection system
05/15/2012US8180057 Chaotic signal enabled low probability intercept communication
05/15/2012US8180056 Methods and systems for communicating over a quantum channel
05/15/2012US8180055 Cryptographic system incorporating a digitally generated chaotic numerical sequence
05/15/2012US8180051 Methods and apparatus for securing communications of a user operated device
05/15/2012US8180049 Signature schemes using bilinear mappings
05/15/2012US8180048 Method and system for computational transformation
05/15/2012US8180047 Trapdoor pairings
05/15/2012US8180046 Method for making secure an electronic entity with encrypted access
05/15/2012US8179860 Systems and method for performing handovers, or key management while performing handovers in a wireless communication system
05/15/2012US8179227 Employing external storage devices as media for access control panel control information
05/15/2012CA2758429A1 Cross-component message encryption
05/10/2012WO2012061604A1 System and method for securing wireless communications
05/10/2012WO2012060979A1 Physically secured authorization for utility applications
05/10/2012WO2012060685A1 A method for linear transformation in substitution-permutation network symmetric-key block cipher
05/10/2012WO2012060643A1 Key rotation in live adaptive streaming
05/10/2012WO2012060001A1 Content distribution system and method for same
05/10/2012WO2012059649A1 Method and arrangement for creating a certificate
05/10/2012WO2012058896A1 Method and system for single sign-on
05/10/2012WO2012036992A3 Mobile device and method for secure on-line sign-up and provisioning for wi-fi hotspots using soap-xml techniques
05/10/2012WO2011163044A3 A method and apparatus for key revocation in an attribute-based encryption scheme
05/10/2012US20120117663 Semiconductor memory card and data reading apparatus, and data reading/reprodcuing apparatus
05/10/2012US20120117643 System and method for locking and unlocking access to an electronic device
05/10/2012US20120117636 Management of multiple connections to a security token access device
05/10/2012US20120117635 Simulacrum of physical security device and methods
05/10/2012US20120117634 Systems and methods for facilitating distributed authentication
05/10/2012US20120117633 Enhanced Security For Pervasive Devices Using A Weighting System
05/10/2012US20120117631 System and method for provisioning an email account using mail exchange and address records
05/10/2012US20120117626 Business pre-permissioning in delegated third party authorization
05/10/2012US20120117625 Security system for computing resources pre-releases
05/10/2012US20120117610 Runtime adaptable security processor
05/10/2012US20120117388 System for selective encryption within documents
05/10/2012US20120117386 Methods for Identifying the Guarantor of an Application
05/10/2012US20120117385 Method and apparatus for data encryption
05/10/2012US20120117383 System and Method for Secure Device Configuration Cloning
05/10/2012US20120117380 Method for Granting Authorization to Access a Computer-Based Object in an Automation System, Computer Program, and Automation System
05/10/2012US20120117173 Control and management of electronic messaging
05/10/2012US20120116978 Method of and system for securely processing a transaction
05/10/2012US20120116918 Secure payment mechanism
05/10/2012US20120114124 Method for combining authentication and secret keys management mechanism in a sensor network
05/10/2012US20120114123 Method for securely broadcasting sensitive data in a wireless network
05/10/2012US20120114120 Storage device, access device, and program product
05/10/2012US20120114119 System and method for protecting specified data combinations
05/10/2012US20120114118 Key rotation in live adaptive streaming
05/10/2012US20120114117 Methods And Apparatus For Performing An Elliptic Curve Scalar Multiplication Operation Using Splitting
05/10/2012US20120114116 Apparatus and method for storing electronic receipts on a unified card
05/10/2012US20120111939 Transaction recordal method
05/10/2012DE102010050194A1 Method for setting cryptographically secure connection between computer systems e.g. mobile phone, involves determining fractional values of cryptographic data for interaction of computer systems, in parallel
05/10/2012DE102010043392A1 Method for generating virtual net gear for data protection, involves assigning analog-implemented pseudonym to virtual network supporters, via conduct of user's actions of virtual net gear in network
05/10/2012CA2815700A1 Restrictions to data transmission
05/09/2012EP2451134A1 Method and apparatus for security protection of an original user identity in an initial signaling message
05/09/2012EP2450822A2 Method, system and smart card reader for management of access to a smart card
05/09/2012EP2449803A2 Method for changing an authentication key
05/09/2012EP2449721A1 Cryptography by parameterizing on elliptic curve
05/09/2012EP2449720A1 Method and arrangement for protecting file-based information
05/09/2012EP2449719A1 Pattern-free encryption
05/09/2012EP2449718A1 Optical network terminal management control interface-based passive optical network security enhancement
05/09/2012EP2449717A1 Quantum repeater and system and method for creating extended entanglements
05/09/2012EP1814255B1 System and method for realizing the security management in 3g mobile communication network
05/09/2012EP1499940B1 Efficient browser-based identity management providing personal control and anonymity
05/09/2012EP1142296B1 Method and apparatus for scrambling a high definition television signal
05/09/2012CN202218262U Safety management system for internal network information
05/09/2012CN202218242U Authentication, encryption, decryption, and anti-modification device used for digital interrogation device
05/09/2012CN202218241U Four-dimensional chaotic circuit with larger separating index
05/09/2012CN202217910U Broadband optical chaos signal source chip structure based on ring laser
05/09/2012CN202217296U E-commerce data exchange system
05/09/2012CN202217283U Remote genuine signature system
05/09/2012CN1985464B Transferring data between two smart cards
05/09/2012CN1946023B Authentication and authorization architecture for an access gateway
05/09/2012CN1652503B Data providing system and data providing apparatus
05/09/2012CN1636365B System and method for verifying delivery and content of electronic messages
05/09/2012CN102449974A Trust establishment from forward link only to non-forward link only devices
05/09/2012CN102449951A Method for performing a cryptographic task in an electronic component
05/09/2012CN102449631A System and method for performing a management operation
05/09/2012CN102447769A Dynamic expansion method of online address book of mobile phone
05/09/2012CN102447698A Encrypting and transmitting method for network communication information
05/09/2012CN102447690A Key management method and network equipment
05/09/2012CN102447684A Data processing method and equipment
05/09/2012CN102447674A Method and device for security negotiation
05/09/2012CN102447562A Method for identity authentication for business travel system users
05/09/2012CN102447561A Input method and input device of system synchronous clock for dynamic token
05/09/2012CN102447560A Dynamic token with optical communication unit
05/09/2012CN102447559A Method and system for digital signatures of composite resource documents
05/09/2012CN102447558A Encryption method using random sequence on-demand and having misleading function
05/09/2012CN102447557A Quantum encryption communication apparatus, quantum encryption communication method, and quantum encryption communication system
05/09/2012CN102447556A DES (data encryption standard) encryption method of resisting differential power analysis based on random offset
05/09/2012CN102447555A Method and device for secret communication of GSM (Global System for Mobile Communications) terminal and PSTN (Public Switched Telephone Network) terminal
05/09/2012CN102446329A Privacy-preserving metering
05/09/2012CN102014386B Entity authentication method and system based on symmetrical code algorithm
05/09/2012CN101924632B Reliable transmission method for transmitting traction information by block encryption
05/09/2012CN101814991B Mutual authentication method and system based on identity
05/09/2012CN101789065B Application executing device, managing method, and program