[PDF] Top 20 HIR-CP-ABE: Hierarchical Identity Revocable Ciphertext-Policy Attribute-Based Encryption for Secure and Flexible Data Sharing

... scheme HIR-CP-ABE, which implements user revocation from the perceptive of en- ...previous attribute-based approaches, HIR-CP-ABE supports ... See full document

... sensitive data is shared and stored on the Internet, there will be a need to encrypt data stored at these ...grained sharing of encrypted data that we call Key-Policy ... See full document

... ―Ciphertext-Policy Attribute-Based Encryption ...access data if a user possesses a certain set of credentials or ...the data and mediate access control. However, if any ... See full document

... advanced encryption techniques such as Attribute Based Encryption (ABE) is inefficient to resolve this issue due to its expensive computation ...Key Policy Attribute ... See full document

... aware attribute-based encryption with user accountability (12) a new public key primitive, attribute-based encryption (ABE) is envisioned to be a promising tool for ... See full document

... sensitive data is shared and stored on the Internet, there will be a need to encrypt data stored at these ...fine-grained sharing of encrypted data that we call Key- Policy ... See full document

... homomorphic encryption includes two basic homomorphism ...homomorphic encryption algorithm and additively homomorphic encryption ...Homomorphic encryption algorithm supports only addition ... See full document

... the CP-hierarchical ABE (CP-HABE) scheme, by combining a hierarchical identity-based encryption (HIBE) [5] and a CP-ABE ...each attribute a in ... See full document

... [23], attribute-based encryption [11, 21, 24, 13, 20] has been an active research area in cryptography in part since it is a primitive with interesting functional applications [10, 5] and can be ... See full document

... ABSTRACT: Data access control is a challenging issue in public cloud storage ...users, Ciphertext-Policy Attribute-Based Encryption (CP-ABE) has been adopted as a ... See full document

... Key Policy Attribute Based Encryption (KP-ABE [12]) and Ciphertext Policy At- tribute Based Encryption ...each ciphertext is associated with a set of ... See full document

... of attribute-based encryption (ABE) is a promising approach that fulfils the requirements for secure data retrieval in ...DTNs. ABE features a mechanism that enables an ... See full document

... promising encryption techniques for secure data sharing in the field of Cloud Computing is Cipher text-Policy Attribute-Based Encryption ... See full document

... and data replications to enhance the query success ...and data dissemination schemes, one needs to consider the security aspects since sensitive data should only be accessed by authorized ...a ... See full document

... messages, identity-based encryption [6] provides a promising alternative to reduce the amount of keys to be ...In identity-based encryption, any valid string which uniquely ... See full document

... characteristic-primarily based encryption (CP-ABE) has been a favoured encryption generation to solve the tough hassle of comfy records sharing in cloud ...primarily based ... See full document

... In summary, using a larger base has an adverse affect on the performance of our lattice trapdoors by increasing the norm of the solution to Ay = β. On the other hand, it can also improve the cryptographic schemes ... See full document

... achieve secure data or some command by reliable to explore from external ...policies. Ciphertext-policy attribute-based encryption is a reliable cryptographic solution to ... See full document

... computing data can be stored at cloud server which reduces storage overhead of the ...that data is the biggest concern in mobile cloud ...a encryption technique called CCBKE is presented which ... See full document

... the data without information about ...to data owners and ...the data with his attributes and stores them in the ...the data from the cloud. two users cannot together decode any data ... See full document