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An armor with rollers is provided that enables a user to move in all positions by rolling on a hard and smooth surface while constantly varying his bearing points on the ground.
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| Number | Title | Issue Date |
| 8094823 | Extended diffie-hellman group key generation Described are group key generation and distribution mechanisms that offer efficient protection for multi-party communication applications. A network includes a key distribution center (KDC) and m relay stations (RS). The KDC and each RS choose their own secret numbe... | 01/10/2012 |
| 8085937 | System and method for securing calls between endpoints According to one embodiment of the present invention, a method of establishing a secure call includes generating a session key at a centralized location. The session key is encrypted with a first public key and transmitted from the centralized location to a first en... | 12/27/2011 |
| 8068612 | Security device for cryptographic communications Cryptographic systems and methods are provided in which authentication operations, digital signature operations, and encryption operations may be performed. Authentication operations may be performed using authentication information. The authentication information m... | 11/29/2011 |
| 8019085 | System and method for sending encrypted messages to a distribution list A system and method for sending encrypted messages to a distribution list that facilitates the sending of such messages only to individuals or other entities associated with the distribution list that will be able to read the message. In one embodiment, the method c... | 09/13/2011 |
| 7991162 | Accelerating scalar multiplication on elliptic curve cryptosystems over prime fields A method and apparatus for accelerating scalar multiplication in an elliptic curve cryptosystem (ECC) over prime fields is provided. Multiplication operations within an ECC point operation are identified and modified utilizing an equivalent point representation that... | 08/02/2011 |
| 7925027 | Secure address proxying using multi-key cryptographically generated addresses A method allows Internet Protocol version 6 (IPv6) nodes that use Mobile IPv6 for mobility management, or DHCP for address provisioning, to securely claim and defend their network addresses themselves or through proxies using the SEND protocol. The network node may ... | 04/12/2011 |
| 7903822 | Method and system for establishing a trusted and decentralized peer-to-peer network The present invention offers a new and improved method and system to establish a trusted and decentralized peer-to-peer network for: the sharing of computer files between and among computing devices; trusted chat sessions; and for other applications of trusted peer-... | 03/08/2011 |
| 7899188 | Method and system to authenticate a peer in a peer-to-peer network A system (100) and method (500) system to authenticate a peer in a peer-to-peer network is provided. The system can include a first peer (110) to locally create a secret key (112) and use the secret key to produce a public-key pair (12... | 03/01/2011 |
| 7873168 | Secret information management apparatus and secret information management system In a secret information management system, a secret information management apparatus comprises a secret distribution unit which secretly distributes a data key k using a (k, n) threshold secret sharing scheme and creates n distributed keys B1, B2, . . ... | 01/18/2011 |
| 7792303 | Method of delivering direct proof private keys to devices using a distribution CD Delivering a Direct Proof private key to a device installed in a client computer system in the field may be accomplished in a secure manner without requiring significant non-volatile storage in the device. A unique pseudo-random value is generated and stored in the ... | 09/07/2010 |
| 7760884 | Cryptographic method and devices for facilitating calculations during transactions The cryptographic method is used in transactions for which a first entity generates, by use of a private RSA key, a proof verifiable by a second entity by use of a public RSA key associated with said private key. The public key includes an exponent and a modulus. Th... | 07/20/2010 |
| 7711121 | System and method for distributed management of shared computers A multi-tiered server management architecture is employed including an application development tier, an application operations tier, and a cluster operations tier. In the application development tier, applications are developed for execution on one or more server co... | 05/04/2010 |
| 7693286 | Method of delivering direct proof private keys in signed groups to devices using a distribution CD Delivering a Direct Proof private key in a signed group of keys to a device installed in a client computer system in the field may be accomplished in a secure manner without requiring significant non-volatile storage in the device. A unique pseudo-random value is ge... | 04/06/2010 |
| 7613304 | System and method for sending encrypted messages to a distribution list A system and method for sending encrypted messages to a distribution list that facilitates the sending of such messages only to individuals or other entities associated with the distribution list that will be able to read the message. In one embodiment, the method c... | 11/03/2009 |
| 7454021 | Off-loading data re-encryption in encrypted data management systems Described is a solution for maintaining the security of encrypted data despite a compromised private key by using a re-encryption process that does not require decryption of the encrypted data. The compromised private key is re-encrypted using a new public key as is... | 11/18/2008 |
| 7444667 | Method and apparatus for trusted blade device computing A method and system are disclosed for performing trusted computing for blade devices, such as blade servers or other blade devices. The computing domain for the blade devices is managed by a chassis management logic module. Methods for performing blade capability au... | 10/28/2008 |
| 7441116 | Secure resource distribution through encrypted pointers A secure pointer. The secure pointer can include an encrypted pointer to a resource disposed in a communicatively coupled computing device. The secure pointer also can include a network address of a server computing device able to locate the resource based upon a de... | 10/21/2008 |
| 7440571 | Method for securing software updates This invention proposes a method for securing updating software in a plurality of decoders based on the generation of a signature by means of a private asymmetrical key. The updating of a decoder is carried out by downloading, from a managing center, a data block in... | 10/21/2008 |
| 7437560 | Method and apparatus for establishing a secure smart card communication link through a communication network A secure communication link is established between a smart card and a remote central computer system through a network by using security functions at the smart card and the central computer system. A smart card communication device facilitates the exchange of data b... | 10/14/2008 |
| 7428637 | Dynamic authentication and initialization method A method for authentication of a first client in communication with a second client via an authentication server is disclosed, such that the first client and the second client are authenticated to each other, and the authentication server is authenticated to both th... | 09/23/2008 |
| 7424114 | Method for enhancing security of public key encryption schemas There exist numerous public key probabilistic encryption algorithms. Most of these algorithms do not have a maximum security level against someone capable of chosen ciphertext attacks. The disclosed method provides a construct to enhance the security of any public k... | 09/09/2008 |
| 7421082 | Data delivery method and data delivery system using sets of passkeys generated by dividing an encryption key A data delivery system providing multipoint delivery of encrypted digital data to specific destinations. A plurality of pieces of key information are generated on the basis of an encryption key specific to each digital data item to be delivered. The multiple pieces ... | 09/02/2008 |
| 7421079 | Method and apparatus for secure key replacement A method, and a corresponding apparatus, provide for remote, secure replacement of private keys in a private key infrastructure. The method is implemented as a secure key replacement protocol (SKRP), which includes the steps of receiving a rekey request, where the r... | 09/02/2008 |
| 7418596 | Secure, efficient, and mutually authenticated cryptographic key distribution Systems and methods disclosed herein provide secure, efficient, and mutually authenticated cryptographic key distribution. A client or client manufacturer may pre-generate and pre-encrypt the cryptographic keys, store the encrypted keys within the client, and delive... | 08/26/2008 |
| 7415611 | Accelerated signature verification on a elliptic curve A public key encryption system exchanges information between a pair of correspondents. The recipient performs computations on the received data to recover the transmitted data or verify the identity of the sender. The data transferred includes supplementary informat... | 08/19/2008 |
| 7415614 | Cryptographic authentication with ephemeral modules A method for enabling a personal computer to be authenticated by a server is provided. The method comprises the step, which includes for the user in launching the execution of a log-on procedure software, introducing personal identifiers providing access to a signat... | 08/19/2008 |
| 7415609 | Automated banking machine system and method An automated banking machine (12, 200, 302) is provided. The machine may be operative to install a terminal master key (TK) therein in response to at least one input from a single operator. The machine may include an EPP (204) that is operative to remo... | 08/19/2008 |
| 7412062 | Method and apparatus for elliptic curve scalar multiplication The applicants have recognized an alternate method of performing modular reduction that admits precomputation. The precomputation is enabled by approximating the inverse of the truncator T, which does not depend on the scalar. The applicants have also recogni... | 08/12/2008 |
| 7409545 | Ephemeral decryption utilizing binding functions A method and system is disclosed for utilizing an ephemeral encryption or decryption agent so as to preclude access by the ephemeral encryption agent or decryption agent, respectively, to the information being ephemerally encrypted or decrypted. To preclude access b... | 08/05/2008 |
| 7409552 | Method for securing communications between a terminal and an additional user equipment Method for securing a session over a radio or infrared wireless link (101) between a terminal (11) and a mobile equipment (10), said session being secured with a SIM card (100) in said mobile equipment (10). The terminal (11... | 08/05/2008 |
| 7401216 | Addressing mechanisms in mobile IP A method of delegating responsibility for an IP address owned by a first IP network node to a second IP network node, at least a part of the IP address being derivable from a public key of a public/private key pair belonging to the first node. The method comprises n... | 07/15/2008 |
| 7400723 | Secure method for secret key cryptographic calculation and component using said method A secured method of cryptographic computation to generate output data from input data and from a secret key includes a derived key scheduling step to provide a derived key from the secret key according to a known key scheduling operation. The method also includes a ... | 07/15/2008 |
| 7397918 | Dynamically shifting control word A method for generating a plurality of control words, each control word controlling access to an object. The method includes providing a control word packet (CWP), generating a first control word (CW) from the CWP, providing a second CW generation input and producin... | 07/08/2008 |
| 7389428 | Data processing system, data processing method, and program providing medium The inventive data processing apparatus initially generates verifying values for verifying integrity of contents data stored in a memory device, then stores the verifying values in correspondence with contents data, and then, using the verifying values, the data pro... | 06/17/2008 |
| 7386720 | Authentication protocol using a multi-factor asymmetric key pair Techniques for user authentication based upon an asymmetric key pair having a public key and a split private key are provided. A first portion of the split private key is generated based upon multiple factors under control of the user. The factors include a password... | 06/10/2008 |
| 7383434 | System and method of looking up and validating a digital certificate in one pass A system and method for a certificate verifier to make a request to a certificate distribution server for a copy of another entity's digital certificate and to have the certificate distribution center validate it. The certificate distribution center can request the ... | 06/03/2008 |
| 7380274 | E-mail firewall An e-mail firewall (105) applies policies to e-mail messages (204) between a first site and a plurality of second sites in accordance with a plurality of administrator selectable policies (216). The firewall comprises a simple mail transfer prot... | 05/27/2008 |
| 7379546 | Method for XZ-elliptic curve cryptography Given a set of elliptic curve points defined over a field F(p) and represented in projective coordinate, a method is presented which allows the embedding of data bits in both the X-coordinate and the Z-coordinate of the elliptic curve point when represented in proje... | 05/27/2008 |
| 7379550 | Method for the computer-assisted production of public keys for encoding information and device for carrying out said method A method for generating public keys for encrypting messages includes encrypting a message using a public key. The first message is capable of being decrypted using a private key associated with a recipient, the private key matching the public key. The public key inc... | 05/27/2008 |
| 7370198 | Total system for preventing information outflow from inside Disclosed is a total system for preventing an online and off-line leakage of information, which includes a security maintenance client having a program storing a file in a storing device and a file security control part which encodes the file content to be stored in... | 05/06/2008 |
