Blockchain Technology -- Enhancing Permissioned Blockchains with Controlled Data Authorization -- FXChain a multi consortium blockchain with flexible privacy preserving strategies -- An Efficient Vulnerability Detection for Smart Contracts Using Gated Graph Neural Network -- Lightweight Instance Batch Schemes towards Prover efficient Decentralized Private Computation -- CrossAAD Cross-chain Abnormal Account Detection -- AegisDB Scalable Blockchain Database with Secure Decentralised Load Balancing -- Towards Scalable and Secure IoTs Transactions A New Bi directional Payment Channel without Third Party Monitoring -- Privacy Enhancing Technologies -- Understanding Privacy in Smart Speakers A Narrative Review -- RPPDFL A Robustness and Privacy Preserving Decentralized Federated Learning System -- FedSCD Federated learning with Semi centralization Discrepancy awareness and Dual model Collaboration -- Pirates Anonymous Group Calls Over Fully Untrusted Infrastructure -- SecuPath A Secure and Privacy Preserving Multiparty Path Planning Framework in UAV Applications -- System Security -- TSHMD Explainable Deep Learning for Time Series HPCs based IoT Malware Detection -- Security Research for Android Remote Assistance Apps -- SynBoost Robust Text Generation Model Via Beam Search and Synonym Driven Boosting -- CCED A Configuration Failure Prevention Method for Autonomous Driving Systems -- Action Driven UAV Fingerprint Verification with Perception Data -- AggNoteBot A Robust Botnet Building using Aggressive Cloud Notes -- Network Security -- FSAM Framework for Online CDN based Website Classification -- Towards Private Multi-Operator Network Slicing -- AI Security -- An Encrypted Traffic Classification Framework Based on Higher Interaction Graph Neural Network -- PassTSL Modeling Human Created Passwords through Two Stage Learning -- Detect Llama Finding Vulnerabilities in Smart Contracts using Large Language Models -- MMOOC A Multimodal Misinformation Dataset for Out of Context News Analysis.

This volume constitutes the refereed proceedings of the 29th Australasian Conference, ACISP 2024, held in Sydney, NSW, Australia, during July 15-17, 2024. The 70 full papers were carefully reviewed and selected from 232 submission. They are categorized in the following sections: Blockchain Technology, Privacy Enhancing Technologies, System Security, Network Security, AI Security. .