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Jia Chng Loh

As seen in: University of Wollongong
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Articles

Contributions to Provable Security of Digital Signatures in AGM

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By Jia Chng Loh, Jia Yuan Chng
| University of Wollongong
thesis posted on 2025-12-04, 23:16 authored by Jia Chng Loh <p dir="ltr">Digital signatures allow digital documents to be signed in a secure manner. Unlike electronic signatures (handwritten), in a digital signature scheme, a signer has a pair of keys: a secret key and a public key.
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Improving efficiency and security of Camenisch-Lysyanskaya signatures for anonymous credential systems

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By Jia Chng Loh, Fuchun Guo, Jia Yuan Chng
| University of Wollongong
journal contribution posted on 2025-12-04, 22:35 authored by Jia Chng Loh, Fuchun GuoFuchun Guo, Willy SusiloWilly Susilo Camenisch–Lysyanskaya signature scheme with randomizability, namely CL signatures, at CRYPTO’04 has been well adopted for many privacy-preserving constructions, especially in the context of anonymous credential systems. Unfortunately, CL signatures suffer from linear size drawbacks.
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A generic framework for accountable Optimistic Fair Exchange protocol

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By SY Tan, Jia Yuan Chng, Jia Chng Loh, SH Heng
| University of Wollongong
journal contribution posted on 2025-12-04, 22:24 authored by Jia Chng Loh, SH Heng, SY Tan Optimistic Fair Exchange protocol was designed for two parties to exchange in a fair way where an arbitrator always remains offline and will be referred only if any dispute happens. There are various optimistic fair exchange protocols with different security properties in the literature.
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