[PDF] Top 20 A Provably-Secure Unidirectional Proxy Re-Encryption Scheme Without Pairing in the Random Oracle Model

A Provably-Secure Unidirectional Proxy Re-Encryption Scheme Without Pairing in the Random Oracle Model

... bilinear pairing takes more than twice the time taken by modular exponentiation computation [4] and is an expensive ...CCA secure pairing-free bidirectional PRE scheme, but their scheme ... See full document

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Cryptanalysis of a pairing-free certificate-based proxy re-encryption scheme for secure data sharing in public clouds

... based encryption introduced by Gen- ...the random oracle ...CB-PRE scheme in the random oracle model without bilinear ... See full document

11

Certificateless Proxy Re-Encryption Without Pairing: Revisited

... of proxy re-encryption and proposed a bidirectional CPA-secure ...first unidirectional CPA-secure proxy re-encryption scheme was proposed by Ateniese ... See full document

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New Identity Based Encryption And Its Proxy Re-encryption

... based encryption based on bilinear groups [4] (BF ...based encryption with different structure based on bilinear groups (SK IBE) ...the random oracle ...identity secure IBE schemes ... See full document

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A unidirectional conditional proxy re-encryption scheme based on non-monotonic access structure

... PRE scheme in [4] is bidirectional and CPA secure under DDH ...CPA secure unidirectional PRE schemes based on bilinear ...CCA secure bidirectional PRE ...CCA secure ... See full document

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Simulation-Based Secure Functional Encryption in the Random Oracle Model

... functional encryption (FE) has consisted in studying the security notions for FE and their ...are provably IND-Secure but concretely ...the Random Oracle (RO) model, ... See full document

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Provably Secure Proxy Multi-Signature Scheme Based on ECC

... of proxy multi-signature scheme without pairings based on ECC have been proposed, as discussed ...security model and ...be secure even in ...practice, random oracles are used to ... See full document

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A CCA-secure collusion-resistant Identity-based Proxy Re-encryption Scheme

... generate re-keys is simple and trivial but makes the scheme highly ...our scheme. Our collusion-resistant IB-PRE scheme is based on the IBE scheme due to Boneh and Franklin [4] and BLS ... See full document

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A Provably Secure Group Signature Scheme from Code-Based Assumptions

... first provably secure group signature scheme from code- based ...the scheme satisfies the CPA-anonymity and traceability requirements in the random oracle model, assuming ... See full document

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Title: SECURABLE IDENTITY BASED ENCRYPTION TECHNIQUE FOR WIRELESS NETWORK

... constant pairing computations, Information Science, 219, ...(CLS) scheme and used it to construct a certificate less aggregate signature (CLAS) scheme with constant pairing ...are ... See full document

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A Novel Unidirectional Proxy Re-Signature Scheme and Its Application for MANETs

... proved secure. Later, Shao et al. [5] proposed the first bidirectional proxy re-signature which is existentially unforgeable in the standard model and the first ID-based proxy ... See full document

5

Security Pitfalls of a Provably Secure Identity-based Multi-Proxy Signature Scheme

... first provably secure identity-based multi-proxy signature scheme in the random oracle model, and proved that their scheme is existential unforgeable against ... See full document

9

COMPARATIVE ANALYSIS OF IDENTITY-BASED ENCRYPTION WITH TRADITIONAL PUBLIC KEY ENCRYPTION IN WIRELESS NETWORK

... the random oracle model is quite controversial, an important open problem after the construction of the Boneh-Franklin scheme was to develop an identity based encryption scheme ... See full document

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A Secure Communication through Cloud Using Identity Based Proxy Re-Encryption Scheme

... In the year of 2016, the authors "W. C. Garrison III, A. Shull, S. Myers and A. J. Lee [2]", proposed a paper titled "On the Practicality of Cryptographically Enforcing Dynamic Access Control Policies in the ... See full document

11

A Punctured Programming Approach to Adaptively Secure Functional Encryption

... adaptively secure one-bounded secure functional encryption ...functional encryption schemes in which the attacker is allowed to make at most one private key ...1-bounded scheme from ... See full document

37

Efficient UC Commitment Extension with Homomorphism for Free (and Applications)

... this model, honest parties do not communicate with the ideal functionality directly, but instead the adversary delivers all the messages to and from the ideal ...G-hybrid model as HYBRID G π,A,Z (defined ... See full document

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INTERNATIONAL JOURNAL OF ENGINEERING SCIENCES MANAGEMENT A Secure Erasure CBCS System with Data Forwarding Technique

... A straightforward solution to supporting the data forwarding function in a distributed storage system is as follows: when the owner A wants to forward a message to user B, he downloads the encrypted message and decrypts ... See full document

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Provably secure attribute-based encryption with attribute revocation and grant function using proxy re-encryption and attribute key for updating

... The proposed scheme meets three requirements as follows; First, the proposed scheme supports any LSSS access structure. Second, the authority can only revoke specified attribute by updating attribute key ... See full document

13

Password-authenticated key exchange using efficient MACs

... The security of the protocol is analysed in the formal model of Boyko et al [6] which extends the model of Shoup [19] to the password-authenticated setting. We introduce additional modifications to account ... See full document

9

Threshold Proxy Re-encryption Scheme and Decentralized Erasure Code Based Cloud Storage and Data Forwarding

... and encryption for the owner A, and the decryption for user B. Proxy re-encryption schemes can significantly decrease communication and computation cost of the ...a proxy ... See full document

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