[PDF] Top 20 Attribute-based Proxy Re-Encryption with Constant Size Ciphertexts

Attribute-based Proxy Re-Encryption with Constant Size Ciphertexts

... CPA-secure based on the Bilinear Decisional Diffie Hellman (DBDH) ...the re-encryption keys, making the scheme highly ...to re- alize ...RCCA-secure based on DBDH assumption, with the ... See full document

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

... of attribute based encryption (ABE), in which a ciphertext is associated with a set of attributes, and a user’s private key will reflect an access policy over attributes that controls which ... See full document

25

A Proxy Re-Encryption Scheme with the Unforgeability of Re-Encryption Keys against Collusion Attacks

... is based on the scheme in [1]. To prevent re-encryption key forgery, we change the form of the re-encryption ...the re-encryption key directly from the instance of 2-DHI ... See full document

26

Multi Attribute-Based Proxy Re-Encryption Method for Cloud Storage Security Improvement and Performance Strategies

... proposed based on the notion of using ABE to encrypt the data entirely, whereas in actual implementations, hybrid encryption of ABE and symmetric encryption, specifically the advanced ... See full document

7

Cloud Data Sharing Using Cipher Proxy Re-encryption and Ciphertext-Policy Attribute Based Encryption

... text encryption and ...networks, Attribute based Access control with constant size cipher text and finally, a white box traceable cipher text policy attribute based ... See full document

8

Optimal Coding Allocation Using Secure Approach in Cloud Environment: A Survey

... of proxy re-encryption has been shown very useful, especially in the ones where imposing access control policies are ...present proxy re-encryption schemes, the delegate can ... See full document

5

Identity-Based Encryption Using Multi-Authority in Cloud Computing

... identity based signature schema without using a global authority and propose a multi-authority access control scheme for cloud storage ...the attribute revocation problem in multi-authority ...of ... See full document

5

CCP-ABE Technique For Decentralized Disruption Tolerant Military Networks

... Policy Attribute-Based Encryption (CCP-ABE)[1], is a very active and live domain in recent years as far as security is ...an attribute is a descriptive string associated with an entity and ... See full document

9

Cloud application with conditional identity based broadcast proxy re-encryption

... extended Proxy Re- Encryptions (PRE), ...a re-encryption key to a proxy so that he can convert the initial ciphertext into a new one to a new set of intended ...the ... See full document

10

Packed Ciphertexts in LWE-based Homomorphic Encryption

... The size of ciphertexts in both cases is roughly the same (upto a constant factor), since ciphertexts in polynomial-ring schemes consist of a constant number of ring elements, each ... See full document

12

Fully Collusion-Resistant Traceable Key-Policy Attribute-Based Encryption with Sub-linear Size Ciphertexts

... We now propose an AugKP-ABE scheme which can be considered as combining the KP-ABE scheme of [14] and the traitor tracing scheme of [8]. We stress that this work is not a trivial combination of the two schemes, which may ... See full document

20

IMPROVED PROXY RE-ENCRYPTION SCHEMES WITH ATOMIC PROXY CRYPTOGRAPHY

... the proxy is entrusted with the delegation key b/a mod q for the purpose of diverting ciphertexts from Alice to Bob via computing (mgkmod p, (gak)b/amod ...divert ciphertexts from Alice to Bob and ... See full document

8

A Survey on Conjunctive MKRS with Attribute and Time Enable Proxy Re-Encryption for E Health Record

... Proxy re-encryption (PRE) allows a proxy with a re-encryption key to convert a ciphertext encrypted by a delegator’s public key into people who may be decrypted by delegatee’s ... See full document

5

Non-Transferable Proxy Re-Encryption

... traceable proxy re-encryption, where malicious proxies that reveal their re-encryption key to third parties can be identified by the ...from re-delegating the decryption ... See full document

20

Adaptively Secure Proxy Re-encryption

... were based on program obfuscation [HRsV07, ...homomorphic encryption. The first construction (with succinct ciphertexts) based on a standard assumption is due to Chandran et ... See full document

49

Constant size threshold attribute based SignCryption for cloud applications

... new constant size threshold Attribute Based Signcryption Scheme (t-ABSC) as a novel security mechanism for the access control, data encryption, and message authentication in cloud ... See full document

16

Private Ciphertext-Policy Attribute-based Encryption Schemes With Constant-Size Ciphertext Supporting CNF Access Policy

... of attribute-based encryption (ABE) in which the encryption and decryption can be based on the user’s ...ciphertext-policy attribute-based encryption (CP-ABE) and ... See full document

15

Efficient Revocation and Secure Attribute Based Proxy Re Encryption Scheme

... the proxy Re-encryption scheme thus considering such a scenario, in the email forwarding, Alice is going on vacation and wishes the others like Bob could still read the message in her encrypted ...an ... See full document

5

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

... Some attribute revocable CP-ABE schemes have been proposed ...with proxy re-encryption. The authority can delegate re-encryption and secret key update to proxy ...key ... See full document

13

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

... optimal size secret keys and ciphertexts which is already proved selective CCA secure based on standard assumptions, in this section we try to see how further we can achieve in terms of security by ... See full document

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