secure secret key agreement
Information-Theoretic Secret-Key Agreement: The Asymptotically Tight Relation Between the Secret-Key Rate and the Channel Quality Ratio
... Information-theoretically secure secret-key agreement be- tween two parties Alice and Bob is a well-studied problem that is provably impossible in a plain model with public (authenticated) ...
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Secret Key Establishment for Symmetric Encryption over Adhoc Networks
... new secure routing ...is secure or ...common secret key for symmetric encryption over adhoc networks using Diffie- Hellman key agreement protocol which will provide maximum ...
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Constructing Secure Group Communication using Robust Contributory Key Agreement
... a key distribution system a law and put under one control key computer preorganized and puts on one side the secret keys to possible & unused quality users such that only the special position ...
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Secure Group Key Agreement Algorithm for Mobile Adhoc Networks
... principals communicating over a public network, and each holding public/private keys, to agree on a shared secret value. In this paper the natural extension of this cryptographic problem to a group of principals ...
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Keep the Dirt: Tainted TreeKEM, Adaptively and Actively Secure Continuous Group Key Agreement
... the secret key of any (non-blanked) node is only known to parties whose leaves are ancestors of this ...delete secret keys she should not know right after sending the ...all secret keys known ...
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Secure and Reliable Key Agreement with Physical Unclonable Functions
... We now compare our results with another RO PUF hardware design given in [21] in terms of the hardware area and processing times. The number of LUTs, registers, and MUXs used in [21] are not available. However, our ...
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Layered security design for mobile ad hoc networks
... and key agreement procedure found in the pre-secure phase can detect whether an authenticated node has been ...random secret number has been injected and shared between the ...random ...
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Constructing UC Secure and Constant Round Group Key Exchange Protocols via Secret Sharing
... group key agreement protocols, one is based on the BD scheme which was proposed by Burmester and Desmedt [13], and the other is based on secret sharing ...group key exchange schemes from ...
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A novel Group Key Transfer Protocol
... group key to all group members ...group key transfer protocols based on secret sharing all use threshold schemes that need to compute a -degree interpolating polynomial to encrypt and decrypt the ...
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Cryptanalysis of Three Certificate-Based Authenticated Key Agreement Protocols and a Secure Construction
... public key cryptography (CL-PKC). Their main purpose is to solve the key escrow problem in IBC, while keeping the implicit authentication property of ...private key by combining the partial private ...
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SECURE KEY AGREEMENT FOR SHARING GROUP DATA AND FIND DATA DEDUPLICATION IN CLOUD.
... from key agreement downside. In projected System, to urge eliminate key agreement downside , we have a tendency to tend to implement block vogue primarily based key agreement ...
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Secure Group Key Transfer Protocol Based on Secret Sharing
... group key management protocols based on non-DH key agreement ...conference key agreement protocol based on discrete logarithm (DL) assumption with fault tolerance in recent ...
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Providing A Forward Secure Authentication and Key Agreement Protocol for UMTS
... one secret key and specific encryption algorithms with its related HN that these algorithms include message authentication code’s f 1 , f 2 and key generation’s functions f 3 , f 4 ...The key ...
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Multifold node authentication in mobile ad hoc networks
... The idea of such cryptographic protocols is that they allow a claimant, a node in MANET context, to demonstrate knowledge of a secret while revealing no information whatsoever of use to the verifying node even if ...
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Amending Protection and Efficiency in Information Sharing
... Table 1 shows the r e v o c a t i o n granularity and key escrow problem of each scheme. The rekeying in the proposed scheme can be done in an immediate way as opposed to BSW. Therefore, a user can be revoked at ...
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Password-authenticated key exchange using efficient MACs
... session key to the higher level protocol that invoked it can simply leave the authentication phase to that protocol ...the key agree- ment ...more secure protocols because not only they are less ...
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A Survey on Key Aggregate Crypto System for Scalable Data Sharing in Cloud Storage
... Identity-based encryption (IBE), [10] is a public-key encryption in which the public-key of a data user can be set as an identity-string of the user (e.g., an email address, mobile number). In that type ...
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Design of a Secure Mutually Authenticated Key-Agreement Protocol for Multi-server Architecture
... with key-agreement protocols for multi-server architecture are emerging as a solution to conquer the traditional client-server architecture’s limitations such as repeated registrations with distinct tokens ...
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VISUAL CRYPTOGRAPHY FOR COLOR IMAGES
... The original scheme generates n images (known as shares) based on the secret message (the original image) which can be printed on n transparencies. The original message can then be recovered if any k or more than ...
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Authenticated Key Agreement Based on NFC for Mobile Payment
... NFC is not accepted by the current market. NFC requires hardware infrastructure support from handset companies and only a small fraction of existing mobile phones have been enabled with this technology. NFC approach is ...
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