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secure Diffie-Hellman protocol

Cryptography: A Comparison of Public Key Systems

Cryptography: A Comparison of Public Key Systems

... the secure communication among two parties in the presence of ...the Diffie-Hellman Key Exchange Protocol, the ElGamal Encryption Method, the Knapsack approach and the use of Elliptic Curves ...

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An Improvement Over Lee et al.'s Key Agreement Protocol

An Improvement Over Lee et al.'s Key Agreement Protocol

... al.’s protocol, when a member leaves the group, the other members, that are still in the group, have to perform the the entire group key exchange ...the secure Diffie-Hellman two-party key ...

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A Secure Key Exchange Scheme in Wireless Sensor Networks Using Diffie Hellman

A Secure Key Exchange Scheme in Wireless Sensor Networks Using Diffie Hellman

... ABSTRACT: Authentication is one of the very effective ways to forestall unauthorized and corrupted communications from being forwarded in wireless sensor networks (WSNs). Because of this, many message authentication ...

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Authentication using Secure Node Signature Verification Algorithm with Quantum Cryptography

Authentication using Secure Node Signature Verification Algorithm with Quantum Cryptography

... The DiffieHellman key exchange method allows two parties that have no prior knowledge of each other to jointly establish a shared secret key over insecure communication ...(STS) protocol [9] is ...

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Performance study on Diffie Hellman  Key Exchange Algorithm

Performance study on Diffie Hellman Key Exchange Algorithm

... security protocol very common for secure remote login on the ...The secure shell has come to replace the unsecured Telnet on the network and FTP on the system, mostly because both Telnet and FTP do ...

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Secure Key Distribution Using Tree Based Group Diffie-Hellman Protocol and Data Sharing for Dynamic Group

Secure Key Distribution Using Tree Based Group Diffie-Hellman Protocol and Data Sharing for Dynamic Group

... [1] Defines cloud refers to data centre’s hardware and software. They describes obstacles and opportunities in cloud computing. S.Kamara [2] focuses on encrypting sensitive information before it is outsourced to ...

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Trust Factor Based Key Distribution Protocol in Hybrid Cloud Environment

Trust Factor Based Key Distribution Protocol in Hybrid Cloud Environment

... new protocol with the power- ful Diffie Hellman-DSA Key Exchange algorithm and the client’s unique fingerprint impression ...strong Diffie Hellman-DSA Key Exchange were performed as a ...

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A Novel Secure Message Transmission Using Elliptic Curve Diffie Hellman Key Exchange Protocol

A Novel Secure Message Transmission Using Elliptic Curve Diffie Hellman Key Exchange Protocol

... The organization of this paper starts with the literature survey which was a backbone for this paper, where authors learn various aspects involved in the ECC. Next the new methodology of convolution wheel is proposed ...

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The ZRTP Protocol   Analysis on the Diffie Hellman mode

The ZRTP Protocol Analysis on the Diffie Hellman mode

... Additionally, some people worry about voice spoofing. But it is a mistake to think this is simply an exercise in voice impersonation (perhaps this could be called the ”Rich Little” attack). Although there are digital ...

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Enhanced Diffie-Hellman Algorithm and its Applications

Enhanced Diffie-Hellman Algorithm and its Applications

... the Diffie-Hellman operation could be considered ...the Diffie-Hellman protocol (SSL, TLS, SSH, and IPSec in particular), the shared secret encrypts a symmetric key for one of the ...

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A  Faster  Software  Implementation  of  the  Supersingular  Isogeny  Diffie-Hellman  Key  Exchange  Protocol

A Faster Software Implementation of the Supersingular Isogeny Diffie-Hellman Key Exchange Protocol

... To improve the computation of the SIDH protocol, these two methods can be combined as follows. Notice that during the SIDH key generation phase the initial points are fixed. This situation allows us to apply the ...

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Data Security and Authentication using                      Steganography and STS protocol

Data Security and Authentication using Steganography and STS protocol

... Diffie-Hellman key agreement is not based on encryption and decryption, but instead relies on mathematical functions that enable two parties to generate a shared secret key for exchanging information ...

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A Novel Methodology for Secure Communications and Prevention of Forgery Attacks

A Novel Methodology for Secure Communications and Prevention of Forgery Attacks

... In this paper, we have proposed GDC as a novel approach by highlighting its salient features for user authentication and key establishment when compared to the existing X.509 Public Key Digital Certificate. We have also ...

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Abstract . Recently, Coron presented an attack of GGH15 multilinear maps, which breaks the

Abstract . Recently, Coron presented an attack of GGH15 multilinear maps, which breaks the

... The start point of our work is to replace the above secret plaintext matrix with special matrix generating by some ring element. As a result, our variation does not require a directed graph. However, since the secret ...

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Adaptive  CCA  Broadcast  Encryption  with  Constant-Size  Secret  Keys   and  Ciphertexts

Adaptive CCA Broadcast Encryption with Constant-Size Secret Keys and Ciphertexts

... CCA secure based on standard assumptions, in this section we try to see how further we can achieve in terms of security by considering reasonable generalizations of some standard assumptions, while retaining the ...

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Vol 3, No 1 (2012)

Vol 3, No 1 (2012)

... transports protocol using elliptic curve [6, ...to Diffie-Hellman key exchange protocol, it is less prone to man-in- middle attacks because in this method both the users can securely transport ...

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On  the  Bit  Security  of  Elliptic  Curve  Diffie--Hellman

On the Bit Security of Elliptic Curve Diffie--Hellman

... curve DiffieHellman key exchange protocol has known even fewer results, mainly because of the inherent nonlinearity of the ...curve DiffieHellman keys has been an open problem for ...

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Malicious Cryptography   Exposing Cryptovirology pdf

Malicious Cryptography Exposing Cryptovirology pdf

... cryptographically secure mix net when combined with e-cash is a criminal’s dream: criminals can op- erate in cells, coordinate criminal acts by sending each other anonymous e-mails, and pay for each other’s ...

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18  Seconds  to  Key  Exchange:  Limitations  of  Supersingular  Isogeny  Diffie-Hellman  on  Embedded  Devices

18 Seconds to Key Exchange: Limitations of Supersingular Isogeny Diffie-Hellman on Embedded Devices

... We presented two implementations of SIDH targeting a 128-bit quantum secu- rity level for the 32-bit ARM Cortex-M4 and 16-bit TI MSP430X architectures that perform the shared secret key computation including key pair ...

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A. The Diffie-Hellman protocol

A. The Diffie-Hellman protocol

... exchange protocol that allow key agreement between sensor nodes implemented in an FPGA-type embedded architecture based on modified Diffie-Hellman protocol adapted to the specific context of ...

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