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Zero-Knowledge & Privacy

Proving that something is true without revealing the data behind it.

Zero-knowledge proofs let a party convince others of a statement while keeping the witness private. We apply them where transparency of public ledgers collides with the need for confidentiality.

Typical settings include private verification between consortium and public chains, selective disclosure of credentials, and formally verified privacy guarantees.

10
  1. 012026JournalDOI

    zk-HTLCA formally verified defense against linkability attacks in trust-minimized cross-chain networks

    Tuan-Dung Tran, Bao Huynh, Van-Hau Pham

    Computer Networks

  2. 022026JournalDOI

    Zk-InterChainPrivacy-preserving protocol for cross-chain interactions between consortium and public blockchains

    Tuan-Dung Tran, Trung-Kien Tran, Bao Huynh

    The Journal of Supercomputing

  3. 032026JournalDOI

    FedvulnScalable and privacy-preserving federated graph learning for smart contract vulnerability detection on parallel systems

    Tuan-Dung Tran, Phuong-Dai Bui, Nguyen Tan Cam, Van-Hau Pham

    Future Generation Computer Systems

  4. 042026ConferenceDOI

    ZKHCA Privacy-Preserving Hybrid Blockchain Architecture for Scalable E-Voting

    Tuan-Dung Tran, Tran Hoang Hai, Quang Dai Hoang Phuc

    Communications in Computer and Information Science (Computational Intelligence in Engineering Science)

  5. 052026ConferenceDOI

    SCOR-AHIBEA Scalable Constant-Time Revocation Scheme for Privacy-Preserving Verifiable Credentials

    Quoc Khanh Huynh, Nhat Nguyen Nguyen, Tuan-Dung Tran

    Communications in Computer and Information Science (Computational Intelligence in Engineering Science)

  6. 062025ConferenceDOI

    LotusA Hybrid Cross-Chain Framework for Privacy-Preserving Digital Identity

    TD Tran, HPG Bao, TM Trong, NT Cam, VH Pham

    24th Intl. Symposium on Communications and Information Technologies (ISCIT, IEEE)

  7. 072024ConferenceDOI

    Zk-AuctionA Cross-Blockchain System for Efficient Auctions combining Zero-Knowledge Proof and NFT

    Tuan-Dung Tran, Phong Khuu Minh, Chuong Le Bao Dang, Cam Nguyen Tan, Van-Hau Pham

    Proceedings of the 2024 9th International Conference on Intelligent Information Technology

  8. 082024ConferenceDOI

    MedichainA Multi-chain Based System for Managing Prescription Medications Using Zero Knowledge Proofs

    Tuan-Dung Tran, Minh Tran Duc, Trang Le Tran Thuy, Phan The Duy, Nguyen Tan Cam, Van-Hau Pham

    Lecture Notes in Networks and Systems (Intl. Conf. on Intelligent Systems and Networks)

  9. 092024ConferenceDOI

    CrossCertA Privacy-Preserving Cross-Chain System for Educational Credential Verification Using Zero-Knowledge Proof

    Tuan-Dung Tran, Phong Khuu Minh, Trang Le Tran Thuy, Phan The Duy, Nguyen Tan Cam, Van-Hau Pham

    LNICST (Industrial Networks and Intelligent Systems)

  10. 102023JournalDOI

    FedChain-HunterA reliable and privacy-preserving aggregation for federated threat hunting framework in SDN-based IIoT

    Phan The Duy, Nguyen Huu Quyen, Nghi Hoang Khoa, Tuan-Dung Tran, Van-Hau Pham

    Internet of Things