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7624263 Security association table lookup architecture and method of operation  
A security association architecture system of the present invention facilitates network data transfer by providing an internal portion of a security association database that can be quickly...
7620956 Portable memory storage devices with application layers  
The inventions relate generally to portable media storage devices that contain layers permitting applications to be used at a connected computing device, those systems optionally including drivers...
7617510 Media network using set-top boxes as nodes  
Subject matter includes methods of using conventional set-top boxes that receive streaming video modulated on coaxial cable rather than over an IP-based LAN as nodes in a media network. In one...
7603549 Network security protocol processor and method thereof  
A cryptographic processor having an in-line (i.e., “bump-in-the-wire”) architecture processes data packets between a trusted domain and a untrusted domain, according to a predetermined security...
7600129 Controlling access using additional data  
Determining access includes determining if particular credentials/proofs indicate that access is allowed, determining if there is additional data associated with the credentials/proofs, wherein the...
7600115 Control key capable of storing multiple and variable data packet classification results  
Methods, systems, and an apparatus for generating and dispatching a flexible control key to be appended with the data packets while being dispatched across a plurality of software modules running...
7596146 Method for universal transport encapsulation for internet protocol network communications  
A method for implementing a simple protocol, referred to as the universal transport interface (UTI), that can be used to create high speed Internet Protocol (IP) tunnels for transmitting a variety...
RE40923 Simplified data link protocol processor  
A simplified data link protocol which may be implemented in a very high-speed transmission system, e.g., SONET, processes a datagram received from an IP facility according to QoS considerations and...
7593529 Scramble methods and apparatus for packetized digital video signal in conditional access system  
A conditional access scrambling or encryption technique for a packetized digital data stream, e.g., a MPEG-2 bitstream, (1) by scrambling or encrypting the data payload of selective transport...
7590841 Automatic update of computer-readable components to support a trusted environment  
The present automatic update mechanism provides a method for periodically checking for updates to support a trusted environment. During the periodic check, an indication from an update service is...
7590245 Anonymous communicating over interconnected networks  
A method and system for concealing from an outside observer the source and destination of information transmitted over computer network. Two types of data packets are defined: content packets that...
7590242 Selective multimedia data encryption  
A conditional access system for multimedia data is disclosed that offers acceptable security at drastically reduced requirements on hardware performance. A selectively encrypted transport stream is...
7587758 Systems and methods for distributing data packets over a communication network  
System 10 distributes information data packets 10 D from multiple send endpoint ports 11 S in send endpoint unit 12 S, to multiple receive endpoint ports 11 R in receive endpoint unit 12 R....
7587591 Secure transport of multicast traffic  
Secure tunneled multicast transmission and reception through a network is provided. A join request may be received from a second tunnel endpoint, the join request indicating a multicast group to be...
7584352 Protection against denial of service attacks  
An information processing system for protecting against denial of service attacks comprises an interface ( 310 ) to receive and send packets, wherein the packets comprise at least one...
7581094 Cryptographic checksums enabling data manipulation and transcoding  
Disclosed are methods and systems for providing security to manipulation of streamed data in a network, which comprise separating an amount of streamed data into segments, computing a cryptographic...
7581093 Hitless manual cryptographic key refresh in secure packet networks  
In a hitless manual cryptographic key refresh scheme, a state machine may be independently maintained at each network node. The state machine may include a first state, a second state, and a third...
7577835 Deployable secure communication system  
A secure Voice-Over-IP (VOIP), video and data network functionality in a single, small size deployable case, for a remote user. While capable of secure communications, the disclosed system also...
7577134 Port expander for fibre channel fabrics in storage area networks  
An port expander Fiber Channel switch presents F_ports to form a first Fiber Channel fabric and N_ports to a second Fiber Channel fabric to appear as node devices. The port expander may be used to...
7574597 Encoding of signals to facilitate traffic analysis  
A system acquires information about communication among wired or wireless nodes [ 110, 210 ] in a network [ 100, 200 ] by intercepting chunks of data in the network by a wired or wireless tap [...
7571316 Method and device for transforming a digital signal  
The invention relates to a method of transforming a digital signal for it to be transmitted, the signal being decomposed into several regions each containing digital data, the signal comprising...
7570759 System and method for secure encryption  
A method for encrypting a message containing a plurality of message segments is described. First, a key is input into a SHA function to generate a first hash value. Then, a first message segment is...
7568093 System and method for service tagging for enhanced packet processing in a network environment  
An apparatus for charging in a network environment is provided that includes an access gateway encapsulation/decapsulation element operable to establish one or more packet data protocol (PDP) links...
7565689 Virtual private network for real-time data  
Protection of real-time data such as voice data exchanged as packets between a mobile electronic device ( 10 ) and a VPN gateway ( 122 ) during a media session over a communications link ( 130 )...
7562213 Approaches for applying service policies to encrypted packets  
Approaches for applying service polices to encrypted packets are disclosed. One approach comprises examining an encrypted packet, determining whether an identifier associated with a service is...
7558960 Network infrastructure validation of network management frames  
A detection-based defense to a wireless network. Elements of the infrastructure, e.g., access points or scanning-only access points, detect intruders by detecting spoofed frames, such as from rogue...
7555123 Processing an MPEG elementary stream in a conditional access overlay environment  
Processing an MPEG elementary stream contained in multiple PID streams in a conditional access overlay environment. A multi-program transport stream contains numerous video and audio elementary...
7552323 System, apparatuses, methods, and computer-readable media using identification data in packet communications  
Methods, systems and computer-readable data storage media for authentication and/or access authorization in a communications network. A source node initiates a request for network services, such as...
7540015 System, method and apparatus for establishing privacy in internet transactions and communications  
A system for conducting a transaction with privacy on a wide area network, the system including a personal access device (PAD) associated with a subscriber to the system, the PAD storing a profile...
7533259 Encapsulation of secure encrypted data in a deployable, secure communication system allowing benign, secure commercial transport  
Sensitive, Type 1 KIV-encrypted data is encapsulated into IP packets in a remotely deployed, secure communication system. The IP packets are addressed to a matching IP encapsulator/decapsulator...
7529939 Method of and apparatus for transferring data  
A method of securely transferring data from a transmitter to a receiver which includes the steps of at the transmitter encrypting data which at least in part is based on timer information at the...
7529924 Method and apparatus for aligning ciphered data  
A data processing device includes a crypto unit having an alignment buffer for providing data to transmit buffer elements of a media switch fabric in multiples of a predetermined number of bytes....
7526641 IPsec communication method, communication control apparatus, and network camera  
When a packet arrives from a communication terminal apparatus, i.e., a communicating terminal with which the IPsec communication is performed, a source IP address is recognized from an IP header of...
7526089 Device and method for controlling digital bidirectional communication  
An interface block ( 11 ) converts the format of input downstream data (STRM). A CPU ( 12 ) receives the format-converted data (DIF) and realizes the MAC function. A TEK process block ( 13 )...
7523305 Employing cyclic redundancy checks to provide data security  
The security of data is enhanced by the use of cyclic redundancy checks. Data is encoded with one or more cyclic redundancy checks and then transmitted by a transmitter to a receiver. The receiver...
7519993 Information processing terminal and information security and protection method therefor  
The present invention is an information processing terminal capable of preventing leakage of identification information while adopting a general-purpose OS to provide development environment for a...
7519811 Data transmission controlling method and data transmission system  
Disclosed herein is a data transmission system permitting secure and more reliable transmission of data from a data transmitter to a data receiver or receivers. The system comprises: a data...
7516333 Hybrid Java-C network appliance  
A network appliance that runs both C and Java integrated software to provide a flexible architecture for rapid prototyping of XML security functionality, including SSL acceleration, XML encryption,...
7516322 Copy protection built into a network infrastructure  
A method for a network infrastructure copy protection system. The method includes the step of applying a digital signature to a digital content file prior to transmission. Digital content files...
7516320 Distributed processing architecture with scalable processing layers  
The present invention is a system on chip having a scalable, distributed processing architecture and memory capabilities through a plurality of parallel processing layers. In one embodiment, the...
7512787 Receive IPSEC in-line processing of mutable fields for AH algorithm  
The invention relates to a network interface system for interfacing a host system with a network. The network interface system includes a bus interface system, a media access control system, and a...
7509496 Device-type authentication in communication systems  
In a communication system ( 1 ), a header comprising information, preferably being related with a device-type associated commitment, is additionally provided with a signature for that information....
7509490 Method and apparatus for encrypted communications to a secure server  
An embodiment of the invention includes a secure server. A user at a terminal, communicatively coupled to the secure server by a secure link, can obtain web pages from web sites in a network, in...
7509292 Authentication of consumable items  
This invention concerns a consumable authentication method for validating the existence of an untrusted chip. A random number is encrypted using a first key and sent to an untrusted chip. In the...
7505590 Method and system for providing transcodability to frame coded streaming media  
Disclosed are methods and systems for providing transcodability to media in a network, comprising separating an amount of media data into a segment, and combining the segment and a transcoder...
7499443 Wireless adhoc communication system, terminal, authentication method for use in terminal, encryption method, terminal management method, and program for enabling terminal to perform those methods  
Frame transmission source authentication is performed among terminals involved in delivery in a wireless adhoc communication system. A first terminal generates a keyed hashed value by using an...
7496750 Performing security functions on a message payload in a network element  
Techniques are provided for performing security functions on a message payload in a network element. According to one aspect, a network element receives one or more data packets. The network...
7496674 System, method, and base station using different security protocols on wired and wireless portions of network  
A method for providing quality of service (QoS) aware, wireless point to multi-point telecommunications in a telecommunications system. The telecommunications system includes: a wireless base...
7492922 Automated verification of copyrighted digital images  
A computer-assisted method for detecting copyright protection in digital images receives a digital image, searches for capture device information associated with the digital image, calculates one...
7490236 Conditional access overlay partial encryption using MPEG transport continuity counter  
A conditional access overlay system utilizing partial encryption without requiring additional program identifiers. The conditional access overlay system generates duplicate critical packets for...
Matches 1 - 50 out of 330 1 2 3 4 5 6 7 >