Matches 1 - 43 out of 43


Match Document Document Title
US20050008158 Key management device and method for providing security service in ethernet-based passive optical network  
A key management device and method which is required for provision of a security service in an EPON vulnerable to security breaches due to characteristics of Ethernet. A session key distribution...
US20090240945 ANTICOUNTERFEITING MEANS FOR OPTICAL COMMUNICATION COMPONENTS  
Methods and systems for detecting counterfeit optical communications products are described. An exemplary system includes a host device and a fiber optic component, such as an optical transceiver....
US20070201698 Key management device and method for providing security service in Ethernet-based passive optical network  
A key management device and method which is required for provision of a security service in an EPON vulnerable to security breaches due to characteristics of Ethernet. A session key distribution...
US20160380765 QUANTUM ENABLED SECURITY FOR OPTICAL COMMUNICATIONS  
The present invention provides a quantum-enabled security (QES) protocol which creates a revolutionary new cybersecurity capability: quantum (single-photon) communications are integrated with...
US20090202074 QKD station with EMI signature suppression  
Methods and systems for suppressing the electromagnetic interference (EMI) signature generated by a QKD station are disclosed. One of the methods includes generating two or more modulator drive...
US20100046755 Cryptography related to keys with signature  
In one embodiment, messages are encrypted with encrypted transformations that commute with one another. In another embodiment, a message is divided into message segments, and with each encrypted...
US20060029229 QKD station with EMI signature suppression  
Methods and systems for suppressing the electromagnetic interference (EMI) signature generated by a QKD station are disclosed. One of the methods includes generating two or more modulator drive...
US20060056630 Method to support secure network booting using quantum cryptography and quantum key distribution  
A method and system to support secure booting and configuration. The mechanism employs an optical link comprising a quantum channel that is used to send data encoded as quantum bits (qubits) via...
US20050190921 Systems and methods for framing quantum cryptographic links  
An optical transmitter includes a transmitting unit and a processing unit. The transmitting unit transmits multiple optical synchronization pulses at a first intensity, and transmits multiple...
US20070127718 METHOD AND APPARATUS FOR GENERATING TRUE RANDOM NUMBERS BY WAY OF A QUANTUM OPTICS PROCESS  
A method and apparatus for generating true random numbers by way of a quantum optics process uses a light source to produce a beam which illuminates a detector array. The detectors of the array...
US20090041243 QUANTUM ENCRYPTION DEVICE  
A quantum encryption device comprises a faint laser light source for generating a photon serving as a qubit information carrier, three or more asymmetric Mach-Zehnder interference systems each...
US20080137858 Single-channel transmission of qubits and classical bits over an optical telecommunications network  
Systems and methods that allow for transmitting qubits and classical signal over the same channel of an optical telecommunications network that includes an optical fiber. The method includes...
US20080013728 Method and Device for Ensuring Data Security in Passive Optical Network  
In a method for ensuring data security in a PON, when an Optical Line Terminal (OLT) configures an encryption attribute of a channel of an Optical Network Unit (ONU)/Optical Network Termination...
US20130089204 QUANTUM ENCRYPTED DATA TRANSMISSION IN OPTICALLY-AMPLIFIED WDM COMMUNICATIONS  
A quantum cryptographic protocol is proposed, which uses two-mode coherent states and an M-ary modulation format determined in part by an expanded secret key. The encrypted signal is optically...
US20070248229 Quantum cipher communication system and method of setting average photon number at communication terminal  
A quantum cipher communication system performs communication processing based on quantum cipher. It may have a first communication terminal, a second communication terminal, and a communication...
US20050190922 Secure use of a single single-photon detector in a QKD system  
A method of using a single single-photon detector (SPD) in a quantum key distribution (QKD) system is described. The method includes modulating a phase of a quantum signal a first time at a first...
US20090310784 QKD System Alignment  
QKD receiving apparatus is provided with an alignment-correction system for correcting misalignment of a quantum signal received at an optical port of the apparatus relative to a quantum-signal...
US20080175385 QKD system with link redundancy  
A QKD system having QKD link redundancy between two sites, with the system having only one QKD station at each site, and with two or more QKD links operably coupled to the QKD stations. The QKD...
US20060023885 Two-way QKD system with backscattering suppression  
Systems and methods for suppressing the unwanted detection of backscattered light in a two-way quantum key distribution (QKD) system is disclosed. The system includes a first QKD station that has...
US20110206204 METHODS AND DEVICES OF QUANTUM ENCODING ON DWDM (ROADM) NETWORK AND FIBER OPTIC LINKS .  
The invention solves the following complicated problems. Elaboration of the procedure for secret key extraction from the lower layer optic signal even in a presence of noise in fiber-optic cable....
US20140098955 QUANTUM ENABLED SECURITY FOR OPTICAL COMMUNICATIONS  
The present invention provides a quantum-enabled security (QES) protocol which creates a revolutionary new cybersecurity capability: quantum (single-photon) communications are integrated with...
US20060018475 Kd systems with robust timing  
QKD systems having timing systems and timing method that allow for QKD to be performed in actual field conditions associated with practical commercial applications of quantum cryptography. The QKD...
US20080095367 METHODS AND APPARATUS FOR CONFIDENTIALITY PROTECTION FOR FIBRE CHANNEL COMMON TRANSPORT  
Methods and apparatus are provided for improving message-based security in a Fibre Channel network. More specifically, the present invention relates to methods and apparatus for providing...
US20150156014 Method And Apparatus For ONU Authentication  
A manner of authenticating subscriber devices for operation in an optical access network, such as ONUs attempting to access a PON. When a managing node such as an OLT in a PON detects a subscriber...
US20120269345 INTEGRATED CIRCUIT (IC) CARD  
There is provided an integrated circuit (IC) card including a modulating unit that modulates an optical pulse and outputs the modulated optical pulse to a quantum communication path, a...
US20100150349 METHOD AND SYSTEM FOR PERFORMING QUANTUM BIT COMMITMENT PROTOCOL  
A method and system for performing a quantum bit commitment protocol is provided. The method of performing a quantum bit commitment protocol to send bit information from a first party to a second...
US20140044262 Low Latency Encryption and Authentication in Optical Transport Networks  
Data to be transmitted across an Optical Transport Network (OTN) is encrypted with a non-malleable encryption algorithm. An authentication code configured to allow authentication of the data with...
US20140016779 TAMPER RESISTANT ELECTRONIC PACKAGES WITH QUANTUM INTERCONNECTS  
A method for resisting tampering, the method including discovering a plurality of electronic packages for communication, each of the plurality of electronic packages having an associated quantum...
US20090169015 QUANTUM KEY DISTRIBUTION METHOD, COMMUNICATION SYSTEM, AND COMMUNICATION DEVICE  
A quantum key distribution method according to the present invention includes an error probability estimation step of estimating error probabilities of transmission data and the received data, an...
US20080130887 Secure Data Communication Apparatus and Method  
A secure data communication system configuration to encrypt the data to be transmitted within the random phase fluctuations of the field spectrum of a low temporal coherence source and to decrypt...
US20090150561 Modulator timing for quantum key distribution  
Methods for establishing modulator timing for a QKD system (100) having QKD stations (Alice, Bob) with respective modulators (MA, MB) are disclosed. The timing method includes exchanging...
US20090313465 METHODS AND APPARATUS FOR SECURING OPTICAL BURST SWITCHING (OBS) NETWORKS  
An optical network, having an optical communication link and first and second routers. The first router receives and classifies data, then forms a data burst based on destination. The first router...
US20060013397 Channel adapter managed trusted queue pairs  
An InfiniBand™ Channel Adapter encrypts or decrypts user data on-the-fly. The user data is read from system memory and encrypted in by the Channel Adapter before sending it to a network. Similarly...
US20100074444 Method and System for OCDM-Based Photonic Layer Security Robustness to Spoof Data Integrity  
A system and method is provided for identifying fraudulent data in an optical data transmission. The system and method includes scrambling an encoded data signal using dynamically changing...
US20150222429 Mutually secure multi-tenant optical data network and method  
A digital optical data network system securely interfaces data traffic between multiple carriers (114,116,118) and multiple end user tenants (102,104,106) of a site such as an office building...
US20160373253 COMMUNICATION DEVICE, COMMUNICATION SYSTEM, COMMUNICATION METHOD, AND COMPUTER PROGRAM PRODUCT  
A first determining unit determines a period of time during which there is possibility of wiretapping of data present in a data communication channel connected to another communication device. A...
US20080144823 Photon Detecting Device and Optical Communication System  
A wavelength demultiplexer demultiplexes a wavelength multiplexed incident photon pulse string based on wavelengths of the photons in the photon pulse string. Each of a plurality of photon...
US20100150553 METHOD AND APPARATUS FOR GENERATING OPTICAL SHORT PULSE FOR QUANTUM CRYPTOGRAPHY COMMUNICATION  
A method and apparatus for generating an optical short pulse for quantum cryptography communication is provided. The apparatus is incorporated as a module in an electronic integrated circuit chip,...
US20090232313 Method and Device for Controlling Security Channel in Epon  
A method and device for controlling security of a communication channel between an OLT and an ONU in a secure channel control system of EPON formed of the OLT and the ONU having a cryptographic...
US20110228939 SYSTEM AND METHODS FOR OCDM-BASED OPTICAL ENCRYPTION USING SUBSETS OF PHASE-LOCKED FREQUENCY LINES  
A method for optical signal processing includes receiving an optical signal containing a plurality of frequency lines, defining at least two wavesets including an updatable random subset of the...
US20050041812 Method and system for stateful storage processing in storage area networks  
A system (and methods) for performing a service operation on a Fibre Channel or other like channels. The system has an interface coupled to a Fibre Channel. A classifier is coupled to the...
US20060018476 Key path generation and exchange of cryptographic keys using path length noise  
Apparatus for sending cryptographic key information through a turbulent medium features a radiation generator in a first enclosure for emitting radiation at a predetermined wavelength through...
US20080130888 Method And Apparatus For Generating Optical Pulses For Qkd  
Methods and apparatus for generating coherent optical pulses (P1′, P2′) in a quantum key distribution (QKD) station (Alice-N) of a QKD system (10) without using an optical fiber interferometer...

Matches 1 - 43 out of 43