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Electrical Computers And Digital Processing Systems: Support > Multiple Computer Communication Using Cryptography > Particular Communication Authentication Technique > Generating Specific Digital Signature Type (e.g., Blind, Shared, Or Undeniable) Generating Specific Digital Signature Type (e.g., Blind, Shared, Or Undeniable)Generating Specific Digital Signature Type (e.g., Blind, Shared, Or Undeniable) patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.08/02/07 - 20070180256 - Method and apparatus for digital signature generation and validation An apparatus and method are provided for reducing time taken for generating a digital signature and generating the digital signature using a minimum number of operations using at least two secret keys. One secret key among at least two secret keys may be set from a value resulting from hashing ... 07/26/07 - 20070174626 - Method and apparatus for generating and validating digital signature Provided are a method and an apparatus for generating and validating a digital signature. The apparatus for generating the digital signature includes: a converter converting a message to be transmitted into a codeword having a set length using a Griesmer code; and a digital signature generator allowing each of bits ... 06/28/07 - 20070150740 - Method for providing information security for wireless transmissions A wireless communication system includes a pager or similar device that communicates to a home terminal. The home terminal confirms the identify of the pager and attaches a certificate to the message for ongoing transmission. Where the recipient is also a pager, an associated home terminal verifies the transmission and ... 05/17/07 - 20070113096 - Peer-to-peer networks with protections In a peer-to-peer environment, copyrights and users' privacies can be protected by a tracking mechanism. In described implementations, tracking mechanisms can use certificates that are produced using random numbers to protect the privacy of users and/or certificates that are produced responsive to at least one hardware identifier to enable uploader ... 03/29/07 - 20070074037 - Method for signing a data package and signing apparatus A method for signing a data package uses a signing apparatus, the signing apparatus having a binary identification code comprises the step of providing a set of node keys and a check value for the data package and the step of determining a signature block having a plurality of signature ... 02/01/07 - 20070028115 - Method for guaranteeing the integrity and authenticity of flashware for control devices The invention relates to a simplified symmetrical, cryptographic method. The basis of this method is an authentication code. This authentication code is calculated in a secured area, referred to as a trust center, by concatenating the application program, referred to as the flashware, with a secret data string and calculating ... 11/23/06 - 20060265595 - Cascading key encryption A method for securely transmitting data involves generating keys depending on previous keys and additional information, such as a password, in order to create a pseudo one-time pad. The data is encrypted using the pseudo one-time pad prior to transmission. Only the initial key and minimal additional data are transferred ... 11/02/06 - 20060248339 - Security method using electronic signature A security method using an electronic signature, which improves the performance of an electronic signature authentication by generating and verifying an electronic signature using a mediator, and acquires a forward security in an electronic signature generation and verification by adding a forward secure signature of semi-trusted party (SEM) to a ... 08/17/06 - 20060184798 - Post-signing modification of software A technique for making post-signing modifications to a digitally-signed software application without invalidating the signature can be used to enhance a user experience when downloading the software application. An extension module extends the length of a signature section at the end of an executable file for the digitally-signed software application ... 08/10/06 - 20060179320 - Creating and verifying electronic documents Systems and methods for generating and verifying an electronic document with embedded digital signatures. When an electronic document is generated, signature blocks are included that are used to store corresponding digital signatures. When each digital signature is generated, some of the attributes of the signature blocks are filled such that ... 08/10/06 - 20060179319 - Method and structure for challenge-response signatures and high-performance secure diffie-hellman protocols A method (and structure) of exchange between two parties interconnected by a device or network. A recipient party (verifier) chooses a secret value x for computing a value X=F1(x), where F1 comprises a first predetermined function having at least one argument, the value x being one of the at least ... 07/13/06 - 20060156013 - Digital signature software using ephemeral private key and system Facilitating communication using a digital signature includes: communicating software to a first party; receiving from the first party a public key of a public-private key pair generated using the software; and recording in a database the public key in association with information pertaining to the software. The key pair is ... 07/13/06 - 20060156012 - Facilitating digital signature based on ephemeral private key Facilitating communication using a digital signature includes: receiving user input data (UID); generating a first key as a deterministic function of the UID; clearing the UID; generating a second key as a deterministic function of the first key; clearing the first key following generation of the second key; and exporting ... 05/11/06 - 20060101271 - Method and system for conveying alternate acceptable canonicalizations of a digitally signed piece of electronic mail Methods and systems for sending a digitally signed electronic mail (email) comprising a message are described. A first canonicalization of a first version of the message is generated. A second canonicalization of a second version of the message is also generated. A single digital signature that includes both the first ... 05/04/06 - 20060095778 - Analog and digital indicia authentication An authentication-enabled indicium contains authentication information in a digital recording medium. The information may be a digital signature that verifies the manufacturer's data and/or an analog signature. The analog signature is generated by placing a randomized pattern on a product package or label and encoding information about the randomized pattern ... 04/20/06 - 20060085647 - Detecting compromised ballots A facility for transmitting a ballot choice selected by a voter is described. The facility encrypts the ballot choice with a first secret known only to the client to generate a first encrypted ballot component. The facility also encrypts the ballot choice with a second secret known only to the ... 01/26/06 - 20060020811 - System and method for implementing digital signature using one time private keys The OTPK module 40 is essential to the present embodiment. It may be considered to be a software module implemented on the signing entity 20. The OTPK module 40 may be dynamically downloaded for use or implemented as a pre-installed client plug-in. The OTPK module 40 may perform its role ... 12/29/05 - 20050289351 - Manifest-based trusted agent management in a trusted operating system environment Manifest-based trusted agent management in a trusted operating system environment includes receiving a request to execute a process is received and setting up a virtual memory space for the process. Additionally, a manifest corresponding to the process is accessed, and which of a plurality of binaries can be executed in ... 12/22/05 - 20050283613 - Access to content addressable data over a network Access to content addressable data on a network is facilitated using digital information storing devices or data repositories (“silos”) that monitor broadcast data requests over the network. A number of silos automatically monitor both data requests and data itself that are broadcast over a network. The silos selectively store data. ... 12/15/05 - 20050278536 - Fair blind signature process In a fair blind signature process, a user interacts with a signer in order to complete a 7-tuple (A,e,s,t,xu,x,m) such that Ae=a0α1x α2m α3u α4t α5s (mod n), where a0, a1, a2, a3, a4 and a5 and n are elements of the Signer's public key (PUBKs). During the signature-issuing phase ... 11/24/05 - 20050262355 - Method of providing a signing key for digitally signing verifying or encrypting data and mobile terminal The present invention further relates to a mobile terminal (1) and a gateway (CCBS). ... 11/17/05 - 20050257064 - Method for recognition and tracking of fibrous media and applications of such a method, particularly in the computer field The invention relates to a method for acceptance of a candidate fibrous medium comprising the following steps: a candidate digital signature is generated from a structural characteristic extracted from a reference zone of the fibrous medium, the said digital signature representing the unique, complex, chaotic structure of the reference zone, ... 09/22/05 - 20050210260 - Unimodular matrix-based message authentication codes (mac) The present invention leverages the invertibility of determinants of unimodular matrices to provide a universal hash function means with reversible properties and high speed performance. This provides, in one instance of the present invention, length controllable hash values comprised of vector pairs that can be processed as one instruction in ... 08/04/05 - 20050172132 - Secure key authentication and ladder system Method and system for secure key authentication and key ladder are provided herein. Aspects of the method for secure key authentication may include generating a digital signature of a secure key in order to obtain a digitally signed secure key and transmitting the digitally signed secure key from a first ... 07/21/05 - 20050160273 - Communication apparatus, digital signature issuance method and apparatus, and digital signature transmission method An initiator shares y_ir with a responder, calculates HASH_I on the basis of y_ir, and sends HASH_I to an IKE proxy server. The initiator receives a digital signature SIG_S generated for HASH_I and the address of the initiator from the IKE proxy server and sends the digital signature SIG_S to ... ### FreshPatents.com Support |