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| Application No. | Application Title | Issue Date |
| 20120109419 | LOCKABLE COMPARTMENT ACCESS MANAGEMENT Apparatus, systems, and methods may operate to receive reservation requests for travel reservations associated with a common carrier. Responsive to receiving a request, an access control code to control access to a lockable compartment within a vehicle designated to pro... | 05/03/2012 |
| 20120011578 | Cross-protocol federated single sign-on (F-SSO) for cloud enablement A method to enable access to resources hosted in a compute cloud begins upon receiving a registration request to initiate a user's registration to use resources hosted in the compute cloud. During a registration process initiated by receipt of the registration request, ... | 01/12/2012 |
| 20110274271 | COUNTERMEASURE METHOD AND DEVICES FOR ASYMMETRIC ENCRYPTION A countermeasure method in an electronic component implementing an asymmetric private key encryption algorithm includes generating a protection parameter, calculating, using a primitive, an intermediate data from the protection parameter, dividing the binary representat... | 11/10/2011 |
| 20110243320 | Efficient Homomorphic Encryption Scheme For Bilinear Forms In one exemplary embodiment, a computer readable storage medium tangibly embodying a program of instructions executable by a machine for performing operations including: receiving information B to be encrypted as a ciphertext C in accordance with an encryption scheme ha... | 10/06/2011 |
| 20110243321 | SCRAMBLING OF A CALCULATION PERFORMED ACCORDING TO AN RSA-CRT ALGORITHM A method and a circuit for scrambling an RSA-CRT algorithm calculation by an electronic circuit, in which a result is obtained from two modular exponentiation calculations, each providing a partial result, and from a recombination step, and in which a first step adds a ... | 10/06/2011 |
| 20110246764 | USER AUTHENTICATION SYSTEM An ID vault computer control program detects when a user's browser navigates to a third-party website that requires a user ID and password. If it hasn't done so already, it automatically requests a decryption key for a local encrypted vault file from a network server by... | 10/06/2011 |
| 20110235799 | METHOD AND APPARATUS FOR QUERYING CONTENT PROTECTED BY IDENTITY-BASED ENCRYPTION An approach is provided for reducing communication traffic/cost and protecting content by applying recipient criteria in identity-based encryption. A criterion application of a querier causes, at least in part, transmission of a query associated with a first user descri... | 09/29/2011 |
| 20110206200 | METHOD AND APPARATUS FOR APPLYING RECIPIENT CRITERIA IN IDENTITY-BASED ENCRYPTION An approach is provided for reducing communication traffic and cost by applying recipient criteria in identity-based encryption. A recipient criterion application selects one or more recipient criteria for data, and encrypts the data using the selected one or more recip... | 08/25/2011 |
| 20110202916 | DISTRIBUTION CONTROL AND TRACKING MECHANISM OF VIRTUAL MACHINE APPLIANCES A virtual hard disk drive containing a guest operating system is bound to a source computing device through encryption. When the virtual hard drive is moved to a difference computing device, a virtual machine manager instantiates a virtual machine and causing the virtua... | 08/18/2011 |
| 20110191585 | Device Authentication Authentication of two devices in communication with a third device is achieved where the first and second devices each possess a shared secret value. The authentication includes communication of authentication values from the first device to the second device using the ... | 08/04/2011 |
| 20110182423 | Data Encryption and Decryption with a Key by an N-state Inverter Modified Switching Function Methods and apparatus for implementing an n-state ripple-adder scheme coder with n≧2 using an n-state reversible switching function and a non-reversible n-state switching function acting upon a first and a second word of at least 2 n-state symbols are disclosed. Corre... | 07/28/2011 |
| 20110182422 | DOCUMENT AUTHENTICATION DATA EMBEDDING METHOD AND APPARATUS A method of embedding authentication data in an electronic document image is described. Data related to an item of information on an image of at least one page in the electronic document is acquired. The image is decomposed into a hierarchy of images having a top level ... | 07/28/2011 |
| 20110164746 | MAINTAINING PRIVACY DURING USER PROFILING Systems, methods, and computer storage media having computer-executable instructions embodied thereon that maintain privacy during user profiling are provided. A profiling service receives, from a first device, rules for profiling a user. The rules were encrypted using ... | 07/07/2011 |
| 20110158401 | SYSTEM AND METHOD FOR SIGNING ELECTRONIC DOCUMENT A method for signing an electronic document includes receiving a digital signature request of an electronic document from a client computer, the digital signature request comprising the electronic document and an identifier of the electronic document, sending the electr... | 06/30/2011 |
| 20110142231 | Prime number generating device, prime number generating method, and computer readable storage medium A prime number generating device is provided that includes a computation unit capable of performing at least addition and division on data of a predetermined number of bits or less; a prime number candidate data generating unit that generates prime number candidate data... | 06/16/2011 |
| 20110135096 | Method for Determining Functions Applied to Signals A system and a method for determining a result of applying a function to signals is disclosed. The function is a polynomial function including monomials, in which the first signal in a first power forming a first part of the monomial and the second signal in a second po... | 06/09/2011 |
| 20110131414 | METHODS AND SYSTEMS FOR END-TO-END SECURE SIP PAYLOADS Methods, systems and communication nodes for protecting Session Initiation Protocol (SIP) message payloads are described. Different protection techniques can be used to protect SIP payloads depending upon, for example, whether a recipient client application resides in a... | 06/02/2011 |
| 20110119488 | METHOD AND SYSTEM FOR FACILITATING THROTTLING OF INTERPOLATION-BASED AUTHENTICATION One embodiment provides a system that facilitates throttling of interpolation-based authentication at a client. During operation, the system receives data points encrypted with a public key associated with a throttle server. The system then applies offsets to the data p... | 05/19/2011 |
| 20110085658 | System and Method for Comparison of Private Values An embodiment includes a first system for computing a contribution to a greater-than comparison of a first private value and a second private value. The first system includes: an accessing unit configured to access the first private value; a processor unit configured to... | 04/14/2011 |
| 20110060909 | TRAPDOOR ONE-WAY FUNCTIONS ON ELLIPTIC CURVES AND THEIR APPLICATION TO SHORTER SIGNATURES AND ASYMMETRIC ENCRYPTION The present invention provides a new trapdoor one-way function. In a general sense, some quadratic algebraic integer z is used. One then finds a curve E and a rational map defining [z] on E. The rational map [z] is the trapdoor one-way function. A judicious selection of... | 03/10/2011 |
| 20110026712 | CONCEALING PLAIN TEXT IN SCRAMBLED BLOCKS An apparatus generally having a first circuit and a second circuit is disclosed. The first circuit may be configured to (i) divide a plain text into at least three input blocks and (ii) generate at least three scrambled blocks by scrambling the input blocks using a firs... | 02/03/2011 |
| 20110007895 | Secure Configuration of a Computing Device In accordance with a broad aspect, a method is provided to securely configure a computing device. A configuration indication is received into the computing device, including receiving a digital signature generated based on the configuration indication. Generation of the... | 01/13/2011 |
| 20100332578 | Method and apparatus for performing efficient side-channel attack resistant reduction A time-invariant method and apparatus for performing modular reduction that is protected against cache-based and branch-based attacks is provided. The modular reduction technique adds no performance penalty and is side-channel resistant. The side-channel resistance is p... | 12/30/2010 |
| 20100322418 | Hardware Based Cryptography Technologies are generally described for a hardware cryptographic unit that employs hardware public physically unclonable functions. A source computer can encrypt a message using a simulation of a hardware cryptographic unit. The encrypted message can then be sent to a ... | 12/23/2010 |
| 20100318788 | METHOD OF MANAGING SECURE COMMUNICATIONS An exemplary method of managing secure communications between nodes includes receiving a public key of a node associated with a certification authority. A root node certificate is provided to the node responsive to the received public key. The root node certificate indi... | 12/16/2010 |
| 20100316215 | METHOD OF SHARING A STRONG SECRET BETWEEN TWO PARTIES, ONE OF WHOM HAS LITTLE PROCESSING POWER The invention relates to a method of sharing a strong secret F between two parties (A, B) previously sharing a weak secret F, this method of sharing combining a symmetric algorithm and an asymmetric algorithm, and consisting in using a fixed exponent e of small size, an... | 12/16/2010 |
| 20100303230 | Secure Identity Binding (SIB) A system includes a tag having a machine readable tag identifier (Tag ID) configured to be read by a reader; and a device to be identified by the tag, in which: the device is configured to communicate with the reader; the device has access to a secure Tag ID; and the de... | 12/02/2010 |
| 20100306555 | Storage apparatus and authentication method A storage apparatus includes a key control part to judge a validity of a data access from a request source based on authorization information received therefrom and authorization information created from an enciphering key included in enciphering key information receive... | 12/02/2010 |
| 20100290617 | SECURE OUTSOURCED AGGREGATION WITH ONE-WAY CHAINS Secure outsourced aggregation of data using one-way chains is discussed in this application. Each input data source such as a sensor generates a Verifiable Synopsis (“VS”) which includes sensor data, an Inflation Free Proof (“IFP”) generated using a cryptographi... | 11/18/2010 |
| 20100287376 | EXTERNAL SIGNATURE DEVICE FOR A PC WITH WIRELESS COMMUNICATION CAPACITY External signature device for a PC, with capacity for wireless communication with the computer, which can be used immediately in electronic banking and electronic commerce or in any other system based on electronic signature requiring a high level of security with a rel... | 11/11/2010 |
| 20100281259 | KEY AGREEMENT AND TRANSPORT PROTOCOL WITH IMPLICIT SIGNATURES A key establishment protocol between a pair of correspondents includes the generation by each correspondent of respective signatures. The signatures are derived from information that is private to the correspondent and information that is public. After exchange of signa... | 11/04/2010 |
| 20100272253 | INFORMATION PROCESSING DEVICE, OPERATION VERIFYING METHOD, AND PROGRAM An information processing device includes a scalar multiplication operating unit calculating, based on a point P on an elliptic curve E defined on a predetermined defined field, a point Q=s·P by scalar-multiplying the point P and an operation verifying unit verifying w... | 10/28/2010 |
| 20100268938 | SECURING DATA IN A DISPERSED STORAGE NETWORK USING SECURITY SENTINAL VALUE A sentinel value is combined with a data segment, and encrypted. A digest of the encrypted combined data segment is calculated, and used in conjunction with an encryption key to generate a masked key. This masked key is then appended to the encrypted combined data segme... | 10/21/2010 |
| 20100260337 | Context-Free Protocol for Enforcing Data Forwarding in Wireless Ad Hoc Networks Described herein is a context-free protocol (i.e., the COFFEE protocol) for stimulating cooperation among selfish nodes. Various embodiments have the ability to transmit a packet over the path successfully without the dependency on the information of other packets' tran... | 10/14/2010 |
| 20100232603 | DECRYPTION PROCESSOR AND DECRYPTION PROCESSING METHOD A decryption processor for calculating a plaintext through decryption of a ciphertext c includes, a first part that calculates m′p through modular exponentiation modulo a first prime number p wherein an exponent is a shifted value of d (mod (p−1)), and a ... | 09/16/2010 |
| 20100226496 | ENCRYPTION APPARATUS, DECRYPTION APPARATUS, KEY GENERATION APPARATUS, AND STORAGE MEDIUM A decryption apparatus includes a section assignment unit which assigns a section D to a plurality of encrypted texts Fi(x,y,t) (i=1, . . . , k), a one-variable polynomial arithmetic unit which subtracts L pairs of polynomials he(t) and hw 09/09/2010 | |
| 20100226495 | Digital readout method and apparatus A digital focal plane array includes an all-digital readout integrated circuit in combination with a detector array. The readout circuit includes unit cell electronics, orthogonal transfer structures, and data handling structures. The unit cell electronics include an an... | 09/09/2010 |
| 20100223478 | SYSTEM AND METHOD FOR PERFORMING EXPONENTIATION IN A CRYPTOGRAPHIC SYSTEM There are disclosed systems and methods for computing an exponentiatied message. In one embodiment blinding is maintained during the application of a Chinese Remainder Theorem (CRT) algorithm and then removed subsequent to the completion of the CRT algorithm. In another... | 09/02/2010 |
| 20100211779 | Identity Based Authenticated Key Agreement Protocol A key agreement protocol between a first party and a second party comprises the following steps from the first party perspective. An encrypted first random key component is sent to the second party, the first random key component being encrypted using a public key of th... | 08/19/2010 |
| 20100208895 | Systems and methods for identity-based encryption and related cryptographic techniques A method and system for encrypting a first piece of information M to be sent by a sender [100] to a receiver [110] allows both sender and receiver to compute a secret message key using identity-based information and a bilinear map. In a one embodiment, the... | 08/19/2010 |
