Cloud computing's computational power and scalability have made it an essential infrastructure. However, when outsourcing data to cloud servers, secure data sharing continues to be a significant concern. A promising approach that permits encrypted data sharing while imposing fine-grained access control is provided by attribute-based proxy re-encryption, or ABPRE. The absence of an effective revocation mechanism is a significant drawback of current ABPRE systems, making it challenging to control access after users are deleted. In order to improve security and preserve computational efficiency, this research suggests a safe ABPRE scheme with a revocation mechanism. Results from experiments show that our plan ensures smooth access control while achieving lower overhead.

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Attribute-Based Proxy Re-encryption Using Revocation Mechanism for Data Sharing in Cloud

  • L. Sudha,
  • C. Arunachalaperumal,
  • R. Seetharaman

摘要

Cloud computing's computational power and scalability have made it an essential infrastructure. However, when outsourcing data to cloud servers, secure data sharing continues to be a significant concern. A promising approach that permits encrypted data sharing while imposing fine-grained access control is provided by attribute-based proxy re-encryption, or ABPRE. The absence of an effective revocation mechanism is a significant drawback of current ABPRE systems, making it challenging to control access after users are deleted. In order to improve security and preserve computational efficiency, this research suggests a safe ABPRE scheme with a revocation mechanism. Results from experiments show that our plan ensures smooth access control while achieving lower overhead.