Saturday 01 March 2025
The quest for secure data storage has long been a thorn in the side of cloud computing enthusiasts. The need to balance security, efficiency, and latency has led researchers to explore innovative solutions. One such approach is PM- Dedup, a novel method that relocates certain tasks from the cloud to trusted execution environments (TEEs) on edge servers.
Deduplication, the process of eliminating redundant data, has become an essential component in cloud storage systems. However, traditional deduplication methods often compromise on security and efficiency. Cloud providers may store user data without adequate encryption, while frequent uploads and downloads can lead to increased latency. To address these issues, PM-Dedup leverages edge servers as a trusted intermediary between users and the cloud.
The approach involves generating share-indices, which serve as a fingerprint for each chunk of data. These indices are then stored on the edge server, allowing it to efficiently identify and eliminate duplicates without requiring access to the original data. This not only reduces the amount of data transferred over the network but also minimizes the computational overhead typically associated with deduplication.
To ensure security, PM-Dedup employs a dual-level lightweight and responsive proof-of-ownership (PoW) scheme. The first level is designed to detect potential attacks on the edge server, while the second level verifies the integrity of the data stored in the cloud. This multi-layered approach provides an additional layer of protection against malicious activities.
The results of PM-Dedup’s performance evaluation are impressive. On real-world datasets, the method achieves significant reductions in overall latency and improves data verification efficiency without compromising security. Edge servers are shown to be effective in reducing the load on cloud resources, allowing for faster processing times and increased reliability.
While PM-Dedup is not a silver bullet, it does represent an important step forward in addressing the challenges of secure data storage. By distributing certain tasks from the cloud to trusted edge servers, this approach offers a more efficient and secure way to manage redundant data. As the demand for cloud-based services continues to grow, innovative solutions like PM-Dedup will play a crucial role in ensuring the integrity and security of user data.
The implications of PM-Dedup extend beyond the realm of cloud storage. The concept of edge computing, where tasks are executed closer to the source of the data, is becoming increasingly popular.
Cite this article: “Secure Data Storage through Edge Computing: A Novel Approach”, The Science Archive, 2025.
Cloud Storage, Secure Data Storage, Deduplication, Edge Computing, Trusted Execution Environments, Pm-Dedup, Proof-Of-Ownership, Lightweight, Responsive, Latency, Efficiency
