Saturday 15 March 2025
The quest for secure access control in information-centric networks has led researchers to develop a novel encryption-based scheme that embeds time-based subscription access policies directly into ciphertext. This innovative approach ensures robust security and efficiency, making it an attractive solution for real-world applications like video streaming services.
At its core, the proposed scheme relies on a combination of public key cryptography and homomorphic encryption techniques. Data producers generate public parameters and master secrets, which are then used to issue private keys to consumers upon subscription. These private keys are encrypted with time-based access policies, allowing only authorized users to decrypt and access content within a specific timeframe.
To further enhance security, the scheme incorporates an anonymous signature-based authentication mechanism that enables edge routers to verify content requests without revealing consumer identities. This not only prevents unauthorized interest packets from entering the network but also ensures the unlinkability of consecutive requests from the same user.
Theoretical analysis demonstrates the scheme’s resistance to chosen-plaintext attacks (CPA), providing strong evidence of its security and confidentiality. Experimental evaluations using a mini-NDN emulator confirm the scheme’s efficiency, with minimal overhead added to the system.
One notable aspect of this research is its focus on immediate privilege revocation, which allows content providers to revoke access rights for consumers before their subscription expires. This feature addresses a critical concern in real-world applications, where timely revocation is essential to prevent unauthorized access.
To evaluate the scheme’s performance, researchers used a named-data link state routing protocol (NLSR) and a mini-NDN testbed topology comprising 37 nodes and 99 links. The results showed that the scheme maintained strong security while introducing minimal overhead, making it an attractive solution for large-scale information-centric networks.
This research has significant implications for the development of secure access control mechanisms in information-centric networks. By embedding time-based subscription access policies directly into ciphertext, the proposed scheme provides a robust and efficient solution for real-world applications. As the demand for secure data sharing continues to grow, this innovative approach is poised to play a crucial role in shaping the future of information-centric networking.
Cite this article: “Secure Access Control Scheme for Information-Centric Networks”, The Science Archive, 2025.
Information-Centric Networks, Secure Access Control, Encryption-Based Scheme, Time-Based Subscription Access Policies, Public Key Cryptography, Homomorphic Encryption, Anonymous Signature-Based Authentication, Chosen-Plaintext Attacks, Named-Data Link State Routing Protocol,
