[PDF] Top 20 QUANTUM KEY DISTRIBUTION SCHEME: AN IMPROVEMENT BASED ON BB84 PROTOCOL

... BB84 Protocol has certain limitations. This protocol uses and can be applicable only with single photon ...this protocol, it is often established in weakening coherent states which gives a ... See full document

... of quantum blind signature was originally proposed by Wen et ...Wen’s quantum weak blind signature and so the ver- ifier would not be able to authenticate the message half of the times as criticized by ... See full document

... the BB84 protocol by introducing quantum entanglement and the violation of Bell’s theorem ...(PBC00) protocol [9]. The PBC00 protocol is based on the B92 protocol, with ... See full document

... In the last two decades, a lot of progress has been realized in the study of QKD security. Today, the unconditional security i.e., security guaranteed in an information-theoretical sense has been established for many ... See full document

... basic quantum mechanical effects (such as the Uncertainty Principle, the Bell Principle, the quantum No-Cloning Theorem); the other is quantum key distribution protocol ...[2]. ... See full document

... secret quantum keys exchanging between two different parties through a communication channel, like optical ...current scheme problems, such as key distribution management, availability and ... See full document

... for improvement for these trade-offs and that further collaboration between theory and experiment will be essential for achieving this ...for quantum key distribution protocols beyond ... See full document

... “BB84” protocol [BB84, BB14] was the first to show how conjugate coding could be used for an information-theoretically secure key agreement ...the protocol consists in Alice sending a ... See full document

... the BB84 [26], B92 [27], SARG [3, 28], six-state [29], and decoy-state protocols ...generic protocol that encompasses these ex- ...“prototypical protocol”, shown in ... See full document

... and key. In conventional ciphers, key is most important element of cryptography and it is nearly impossible to get back the original message without ...cryptography key is exchanged secretly between ... See full document

... schemes, BB84 and the six-state scheme, against general attack, by using the techniques of two-way entanglement ...state scheme can tolerate a higher bit error ...QKD protocol in the ... See full document

... Diffie–Hellman protocol along with QKD-BB84 key agreement process to provide a security at a higher level for the key by compelling an attacker to cut off two totally unlike cryptosystems to ... See full document

... are based on mixture of guesswork and mathematical ...secret key cryptosystem cannot be totally secure unless the key used once ...In Quantum mechanics, the information is protected by the law ... See full document

... new protocol scheme based on LEACH routing protocol and the modified HIP-DEX key exchange scheme to secure the network communication in channels C1, C2, C3 and ...lightweight ... See full document

... As the mathematical proof of security of QKD protocols is not enough, computer scientists have developed a range of techniques and tools for analysis of these protocols. A logical model-checker such as SPIN [Holzmann, ... See full document

... Now Alice assigns two phases to one path and the other two phases to the other path in a random basis. The basic principle of this approach is that when a sender sends a key in the form of a qubit, that qubit can ... See full document

... a key exchange scheme called HK17 was sub- mitted to NIST as a candidate of the standard of post-quantum cryptog- ...HK17 scheme employs some hypercomplex numbers as the basic objects, such as ... See full document

... of quantum communications by moving beyond simple point-to-point optical links, and by leveraging existing fibre ...of quantum signals; quantum key distribution (QKD) in a dynamically ... See full document

... For BB84 protocol, at this step sending and receiving sides compare filter types which they used during sending/reading process for each ...For BB84, sharing the type of filters used in ... See full document

... Thus, for a sequence of qubit pairs sent, Alice and Bob’s secure key bits will be identical if the corresponding auxiliary bit is 0.. Alice and Bob’s secure key bits will not match for c[r] ... See full document