secure key exchange
Generic Transformation of a CCA2-Secure Public-Key Encryption Scheme to an eCK-Secure Key Exchange Protocol in the Standard Model
... model key exchange protocol, namely the protocol ...Diffie-Hellman-style key exchange protocol, and we assume on the hardness of the decisional Diffie-Hellman (DDH) ...and exchange them ...
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Secure Key Exchange Protocol based on Virtual Proof of Reality
... that its response (output) is a complex physical function of its challenge (input). The complex physical function exploits minute process variations during device manufacturing that is irreversible, uncontrollable and ...
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Continuous After-the-fact Leakage-Resilient eCK-secure Key Exchange
... eCK-secure key exchange protocol which does not use the NAXOS trick, but combines long-term secret keys and ephemeral secret keys to compute the session key, in a way that guarantees eCK ...
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Implementation of an eCK-secure Key Exchange Protocol for OpenSSL
... In this work we implement the protocol P1 (eCK-secure and NAXOS trick free authenticated key exchange protocol) to be used with the widely-used OpenSSL cryptographic library. OpenSSL implementations ...
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Secure Key Exchange Scheme for IPTV Broadcasting
... In IPTV broadcasting, service providers charge sub- scription fee by scrambling the program in CAS. A smart card is used to decrypt CWs and transfer them back to STB in order to descramble the scrambled program. STB re- ...
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SECURE KEY EXCHANGE WITH RANDOM CHALLENGE RESPONSES IN CLOUD
... The key problems of this approach include establishing access control for the encrypted ...a secure challenge response protocol for sharing a secret key in the cloud environment where users want to ...
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Secure Key Exchange using RSA in Extended Playfair Cipher Technique
... If both alphabets appear on the same row in table, replace them with the letters to their immediate right respectively wrapping around to the left side of the row if a letter in the orig[r] ...
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A Static-Loop-Current Attack against the KLJN Secure Key Exchange System
... measured samples are above the threshold voltage then we will predict Bob’s resistance as high 22.. resistance, otherwise we predict Bob’s resistance to be low resistance.[r] ...
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Secure Key Exchange and Sessions Without Credentials
... A naive CFKE approach may be to use a coin toss protocol as a black box, and simply encrypt its messages. However, there is no key infrastructure that would allow A and B to encrypt! Indeed, the whole purpose of ...
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Secure Goods Supply Chain and Key Exchange with Virtual Proof of Reality
... Abstract. A new security protocol of virtual proof of reality (VP) is re- cently proposed by Ruhrmair et al. The VP allows one party, the prover, making a physical statement to the other party, the verifier, over a ...
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Out-of-Band Authenticated Group Key Exchange: From Strong Authentication to Immediate Key Delivery
... authenticated key exchange pro- tocols is to first run any passively-secure key-exchange protocol, and then use an out-of-band message authentication protocol in order to authenticate ...
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Cryptographic Key Exchange using Dual Tone Multi Frequency Generator
... Key exchange is a technique in cryptography by which the secret keys are exchanged between senders and receivers for the purposes of encryption and decryption of messages ...various key ...
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An Enhanced Approach to Use SSL for End To End Security
... for secure communication, especially in the area of ...the secure communications protocol of choice for a large part of the Internet ...TCP. Secure HTTP, or HTTPS, is a familiar application of SSL in ...
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How to Subvert Backdoored Encryption: Security Against Adversaries that Decrypt All Ciphertexts
... The alternative perspective of our work as addressing the question of whether any sort of secret communication can be achieved via transmission of ciphertexts of an adversarially designed cryptosystem alone fits into a ...
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Authenticated key exchange for SIDH
... her key generation algorithm k times (say, k = 2 20 ) to generate tuples (E A,1 (i) , P A,1 (i) , Q (i) A,1 , E A,2 (i) , P A,2 (i) , Q (i) A,2 ) for 1 ≤ i ≤ ...public key and then asks Alice to reveal the ...
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Saber: Module-LWR based key exchange, CPA-secure encryption and CCA-secure KEM
... Proof. The proof proceeds by showing the equivalence between Saber.PKE and the combination of Saber.KE with a one time pad of the message m with k 0 KE . Note that the most significant bit of each coefficient of v 0 is ...
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A Provably Secure Three-Party Password Authenticated Key Exchange Protocol without Using Server's Public-Keys and Symmetric Cryptosystems
... In 2009, Huang proposed a 3PAKE protocol without using server’s public-keys and symmetric cryptosystems [26]. Unfortunately, Yoon et al. found that Huang’s protocol is insecure against the undetectable on-line dictionary ...
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Strongly Secure Authenticated Key Exchange from Factoring, Codes, and Lattices
... KEM Key In the BCGNP construction, a KEM scheme is only assumed to be ...session key by applying decapsulated KEM keys to a strong randomness extractor before applying them to ...session key with ...
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DEFFIE HELLMAN KEY EXCHANGE ALGORITHM FOR SECURE CLOUD COMPUTING DATA
... A basic approach is the application is to secure the user data before uploading on cloud. In a cloud computing environment, a user’s data can also be stored following additional encryption, but if the storage and ...
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Authentication using Secure Node Signature Verification Algorithm with Quantum Cryptography
... Now a days, all users preferring portable devices like mobile, PDA, Laptop, etc for their communication. Recently, quantum technologies have been used for faster communication. In wired communication, user replaces ...
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