[PDF] Top 20 Efficient CCA-secure Threshold Public-Key Encryption Scheme
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Efficient CCA-secure Threshold Public-Key Encryption Scheme
... In threshold public-key encryption, the decryption key is divided into n shares, each one of which is given to a different decryption user in order to avoid single points of ... See full document
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SUMMARIES
... The scheme that searching over the encrypted data, which is also named conjunctive keyword searchable scheme, enables one to search the encrypted data by using conjunctive ...their scheme into a ... See full document
6
Adaptive CCA Broadcast Encryption with Constant-Size Secret Keys and Ciphertexts
... very efficient scheme with asymptotically 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 ... See full document
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An Efficient Public-Key Searchable Encryption Scheme Secure against Inside Keyword Guessing Attacks
... of Public-key Authenticated Encryption with Keyword Search (PAEKS) to solve the problem, in which the data sender not only encrypts a keyword, but also authenticates it, so that a verifier would be ... See full document
22
Leakage-Flexible CCA-secure Public-Key Encryption: Simple Construction and Free of Pairing
... this scheme with known leakage-flexible schemes [10,15] in Table 1 where 1 − α de- notes the leakage rate, “SXDH” denotes the symmetric external Diffie-Hellman assumption, “DLIN” denotes the decisional linear ... See full document
18
Security Against Related Randomness Attacks via Reconstructive Extractors
... related key attack-secure PRF (RKA-PRF) can be used to build a RRA-secure PKE scheme for Φ-restricted adversaries, thus transferring security from the RKA setting for PRFs to the RRA setting ... See full document
21
Tightly SIM-SO-CCA Secure Public Key Encryption from Standard Assumptions
... Roughly speaking, to prove the SIM-SO-CCA security of a PKE (see for Definition 1), for any PPT adversary, we need to construct a simulator and show that the adversary’s outputs are indistinguishable with those of ... See full document
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Concise Multi-Challenge CCA-Secure Encryption and Signatures with Almost Tight Security
... first public-key encryption scheme whose chosen- ciphertext security [46,47] in the multi-user setting tightly relates to a standard hardness assumption, which solved a problem left open by ... See full document
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An Efficient Certificateless Threshold Decryption Schemes Based On Pairings
... private key in a CL-PKC scheme is not generated by the Key Generation Center (KGC) ...the key escrow problem can be ...additional public-key for each ...additional public ... See full document
10
Constructing and Understanding Chosen Ciphertext Security via Puncturable Key Encapsulation Mechanisms
... a CCA secure KEM) from a new set of general cryptographic primitives: SNCE and symmetric key encryption secure for key-dependent messages (KDM secure SKE) ...SNCE ... See full document
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A New Public Key Encryption with Conjunctive Field Keyword Search Scheme
... and efficient public key encryption with a conjunctive field keyword search scheme based on bilinear pairing and prove that our scheme is semantically security under DDH [13] ... See full document
12
Secure Erasure Code-Based Cloud Storage with Secured Data Forwarding Using Conditional Proxy Re-Encryption (C-PRE)
... our scheme. In a proxy re-encryption scheme [1], the message is not revealed to the ...re- encryption, the proxy also needs to have the right condition key to transform the cipher text ... See full document
5
Sender Equivocable Encryption Schemes Secure against Chosen-Ciphertext Attacks Revisited
... a public-key encryption (PKE) scheme is formalized by Fehr et ...schemes secure against chosen-plaintext/ciphertext selective opening attacks (SO-CPA/CCA ...PKE scheme to ... See full document
19
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) ...CCA2-secure ... See full document
25
Saber: Module-LWR based key exchange, CPA-secure encryption and CCA-secure KEM
... – Learning with Rounding (LWR) [10]: schemes based on (variants of) LWE require sampling from noise distributions, which needs randomness. Further- more, the noise is included in public keys and ciphertexts ... See full document
24
Attribute-Based Certificateless Cryptographic System
... certificateless encryption scheme, and a generic construction is ...attribute-based encryption scheme. Of course, in order to give IND-CCA secure scheme, we can depend on ... See full document
6
A CCA-secure collusion-resistant Identity-based Proxy Re-encryption Scheme
... Enabling secure data sharing in the cloud calls for fast and secure re-encryption techniques for managing encrypted file ...an efficient solution that offers delegation of decryption rights ... See full document
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Attribute-based Proxy Re-Encryption with Constant Size Ciphertexts
... one CCA-secure scheme due to Ge et ...a CCA-attack on their ...KP-ABPRE scheme with constant size ciphertexts requiring a constant number of exponentiations in encryption, and ... See full document
32
Direct Chosen-Ciphertext Secure Attribute-Based Key Encapsulations without Random Oracles
... attribute-based encryption (ABE) schemes secure in the standard model against chosen-ciphertext attacks ...chosen-plaintext secure (CPA-secure) ABE schemes to achieve more efficient ... See full document
19
New Leakage Resilient CCA-Secure Public Key Encryption
... DCR-based scheme is the first one with IND- lrCCA security in the ...DLIN-based scheme is the first one without pairing ...more efficient than the previous scheme [5] albeit the leakage rate ... See full document
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