Ciphertext-Policy Attribute-Based Encryption Scheme
A ciphertext-policy attribute-based encryption scheme with constant ciphertext length
... The selective game for CP-ABE has been defined in [15]. This game captures the indistinguishability of messages and the collusion resistance of secret keys, namely, attack- ers cannot generate a new secret key by ...
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An efficient and expressive ciphertext-policy attribute-based-encryption scheme with partially hidden access structures
... called ciphertext-policy attribute-based encryption (CP-ABE) [ 22 ], where data own- ers upload their data in encrypted forms to the cloud and share them with users with the specified ...
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CONCEPTUAL FRAMEWORK FOR LIGHTWEIGHT CIPHERTEXT POLICY-ATTRIBUTE BASED ENCRYPTION SCHEME FOR INTERNET OF THINGS DEVICES
... each attribute is a descriptive ...access policy over the shared attributes to reach a group of ...have attribute of computer science. Ciphertext policy- Attribute based ...
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A Secure Circuit Ciphertext-Policy Attribute-Based Encryption in Cloud Computing
... circuit ciphertext-policy attribute-based encryption ...this scheme each ciphertext is contains an access structure, and each private key is labeled with a set of ...
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A Survey on Ciphertext-Policy Attribute based Encryption and Time Specified Approach.
... deduplication scheme for encrypted ...convergent encryption and secure ownership group key ...a ciphertext-policy attribute-based encryption scheme with dynamic ...
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C-CP-ABE: Cooperative Ciphertext Policy Attribute-Based Encryption for the Internet of Things
... multi-authority Ciphertext Policy Attribute Based Encryption scheme [6] in resource-constrained environment (energy harvesting wireless sensor network) was proposed for the first ...
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Ciphertext Policy Attribute Based Encryption
... Words: policy, fine grained access control, attribute based ...day attribute based encryption has paid a lot of ...this scheme it allows encryption and decryption ...
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Adaptable ciphertext-policy attribute-based encryption
... access policy under which a ciphertext can be ...granted based on the functional role he/she assumes in an organization, where a role reduces to no more than a set of ...key encryption. Thus ...
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On Efficient Ciphertext-Policy Attribute Based Encryption and Broadcast Encryption
... by encryption or decryption is can be linear or sublinear depending on the number of ...BGW scheme [3], the public key size is O(N ) or O(N 1/2 ), where N is the number of users in the ...of ...
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Secure Circuit Ciphertext-Policy Attribute-Based Encryption with Time-Specified Attribute Scheme in Cloud Computing
... uses attribute-based encryption to encrypt the stored data which accomplishing access control and data ...shows, attribute-based encryption with delegation come ...the ...
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A ciphertext-policy attribute-based proxy re-encryption with chosen-ciphertext security
... Abstract—Ciphertext-Policy Attribute-Based Proxy Re- Encryption (CP-ABPRE) extends the traditional Proxy Re- Encryption (PRE) by allowing a semi-trusted proxy to trans- form a ...
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An Expressive and Provably Secure Ciphertext-policy Attribute-based Encryption
... schemes based on the attribute-based encryption have been proposed to secure the cloud ...control scheme AnonyControl to address not only the data privacy, but also the user identity ...
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Constant-Ciphertext-Size Dual Policy Attribute Based Encryption
... Dual-Policy Attribute Based Encryption (DP-ABE), proposed in 2009, is a combination of two variants, Ciphertext Policy-ABE (CP-ABE) and Key Policy-ABE (KP-ABE), where an ...
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Ciphertext-Policy Attribute-Based Broadcast Encryption with Small Keys
... Broadcast Encryption Transforming an ABE encryption scheme for using it in a broad- cast scenario is a natural question, as in practice, broadcasters are most of the time addressing sets of receivers ...
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Ciphertext Policy Attribute Authentication Scheme Based on Linear Codes
... ABSTRACT Attribute-based authentication (ABA) schemes are mainly constructed on the basis of Lagrange interpolation polynomial, in which the same attributes number of participants of authentication must be ...
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Efficient and Provable Secure Ciphertext-Policy Attribute-Based Encryption Schemes
... key based on a set of attributes ω 0 , only if the sets ω and ω 0 overlap sufficiently as determined by a threshold value ...Waters scheme as the SW scheme. A more general policy to decide ...
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Security in Cloud using Ciphertext Policy Attribute-Based Encryption with Checkability
... each attribute is necessary in order to make systems ...proxy encryption mechanism together with the CP-ABE algorithm. Attribute group keys are selectively distributed to the valid users in each ...
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ABERand: Effective Distributed Randomness on Ciphertext-Policy Attribute-Based Encryption
... public-key encryption can also be used in commit-and-reveal schemes in a distributed system to lock value in the commit ...bad ciphertext in the commit phase, the original random of them are ...
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Efficient Ciphertext-policy Attribute Based Encryption for Cloud-Based Access Control
... Unlimited cloud storage and data outsourcing services provide data owners and enterprises with capacities for storing and processing a massive amount of data. These high quality services enable easy accessibility, high ...
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Protected Health Care Application In Cloud using Ciphertext Policy Attribute Based Encryption And Hierarchical Attribute Based Encryption
... D. Setup and Key Distribution This framework utilizes two areas, especially, arrangement and key age. To arrange arrangement, the RSA and Blowfish algorithm are executed utilizing certain parameters. Within the ...
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