[PDF] Top 20 Decentralized Policy-Hiding Attribute-Based Encryption with Receiver Privacy

... Abstract. Attribute-based encryption (ABE) enables limiting access to encrypted data to users with certain ...and policy hiding, meaning the access policy is unknown to ... See full document

... of privacy and confidentiality once patient shares their records of the commercial cloud servers, that results in less ...combines attribute based access control model with an expansion of ... See full document

... transactions Attribute-Based Encryption (ABE) is ...text Policy- Attribute Based Encryption (CCP-ABE) is a promising cryptographic technique for the entrance control ... See full document

... a policy for each user that determines which ciphertexts he can decrypt and issues the key to each user by embedding the policy into the user’s ...access policy chosen by an encryptor, but a key is ... See full document

... introduced attribute based en- cryption(ABE) ...public-key encryption, as ABE is intended for one-to-many encryption in which ciphertexts are not necessarily encrypted to one particular ... See full document

... An attribute based encryption can be used to address these ...centralized attribute based encryption, there is a single key distribution center that distributes attributes and ... See full document

... Each attribute key of a utilizer can be updated individually ...CP- Attribute based encryption schemes have been proposed [12], ...CP- Attribute based encryption algorithm ... See full document

... An attribute-based secure data retrieval scheme using CP-ABE for decentralized ITNs has been ...immediate attribute revocation enhances backward/forward secrecy of confidential data by ... See full document

... Rama SundariBattula and Khanna (2013) proposed a geographical routing protocol that uses location information to formulate an efficient route search toward the destination. Here, the location of node information can be ... See full document

... a decentralized meta-broker for inter- cloud setting is introduced in ...security, privacy, and trust issues; and proposes the use of encryption techniques such as a shared key authentication process ... See full document

... write policy, and signs the data using the obtained secret ...The receiver validates the update by verifying the signature using the updated data and the already stored public ...the receiver knows ... See full document

... of attribute-based encryption (ABE) was proposed as an economical alternative to public-key ...many attribute-authorities is ...the attribute-authorities to collectively build user's ... See full document

... the privacy leakage from the access policy, we employ an ABF to enable data consumers to locate the position of attributes in the access ...data encryption and the ABF query algorithm is added during ... See full document

... and privacy concerns of outsourcing data have been increasing ...is Attribute-based Encryption (ABE) as a cryptographic primitive, which establishes the decryption ability on the basis of a ... See full document

... processed in plaintext and stored in the cloud. The SaaS provider is the one responsible for the security of the data while is being processed and stored. Also, data backup is a critical aspect in order to facilitate ... See full document

... Our theorems state that if the original encoding is selectively master-key hiding, then the converted encoding for the dual is co-selectively master-key hiding, and vice versa. This follows intuitively from ... 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 Based ... See full document

... each attribute group. 16. 0410178 18956 2. Privacy-preserving decentralized key-policy attribute-based Encryption ...a privacy- preserving decentralized ... See full document

... the privacy, but also to perform correct checks of the users’ clearances and to assign correct access structures ...during encryption these parameters are bound together irrevocably, then no authority can ... See full document

... in attribute groups compared to the attribute revocation [8] ...each attribute level rather than on system level, so that more fine-grained user access control can be ...stateless receiver ... See full document