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Jia-Wei Zhang

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Open access Oct 2026

Revocable and time-based secure file hierarchy sharing in cloud-assisted internet of things

Cloud-assisted Internet of Things (IoT) has been widely accepted for IoT data sharing and outsourcing but owners lose control of their data. Hence, Ciphertext-Policy Attribute-Based Encryption (CP-ABE) is proposed with fine-grained access control for encrypted data. However, a real-world situation exists in which the c...

Shi-Tong Bai, Jia-Wei Zhang, Jun Wu · 0 citations
2026

PMCF: A Progressive Multi-Level Collaborative Framework for Face Forgery Detection

The rapid advancement of deepfake image generation poses significant threats to information security and social trust, with forgery artifacts exhibiting multi-scale characteristics from micro-level noise to macro-level semantic anomalies.Existing detection methods are limited by single-scale feature extraction and inef...

Hongning Li, Zengzhang Li, Haijie Du et al. · 0 citations

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