activity
20152023
most citedSAQL: A Stream-based Query System for Real-Time Abnormal System Behavior Detection

61 citations · 155 across the 11 of their papers we have counts for

collaborators

11 papers

cs.SE2023★ 3 cited

CONTRACTFIX: A Framework for Automatically Fixing Vulnerabilities in Smart Contracts

Pengcheng, Peng, Yun +7

The increased adoption of smart contracts in many industries has made them an attractive target for cybercriminals, leading to millions of dollars in losses. Thus, deploying smart…

cs.CR2021

Towards Robust Reasoning over Knowledge Graphs

Zhaohan Xi, Ren Pang, Changjiang Li +4

Answering complex logical queries over large-scale knowledge graphs (KGs) represents an important artificial intelligence task, entailing a range of applications. Recently, knowled…

cs.SE2021★ 1 cited

CHAMP: Characterizing Undesired App Behaviors from User Comments based on Market Policies

Yangyu Hu, Haoyu Wang, Tiantong Ji +4

Millions of mobile apps have been available through various app markets. Although most app markets have enforced a number of automated or even manual mechanisms to vet each app bef…

cs.CR2021★ 1 cited

A System for Efficiently Hunting for Cyber Threats in Computer Systems Using Threat Intelligence

Peng Gao, Fei Shao, Xiaoyuan Liu +7

Log-based cyber threat hunting has emerged as an important solution to counter sophisticated cyber attacks. However, existing approaches require non-trivial efforts of manual query…

cs.CR2020★ 11 cited

Enabling Efficient Cyber Threat Hunting With Cyber Threat Intelligence

Peng Gao, Fei Shao, Xiaoyuan Liu +6

Log-based cyber threat hunting has emerged as an important solution to counter sophisticated attacks. However, existing approaches require non-trivial efforts of manual query const…

cs.CR2019★ 16 cited

HyperService: Interoperability and Programmability Across Heterogeneous Blockchains

Zhuotao Liu, Yangxi Xiang, Jian Shi +5

Blockchain interoperability, which allows state transitions across different blockchain networks, is critical functionality to facilitate major blockchain adoption. Existing intero…

cs.CR2019★ 1 cited

Querying Streaming System Monitoring Data for Enterprise System Anomaly Detection

Peng Gao, Xusheng Xiao, Ding Li +4

The need for countering Advanced Persistent Threat (APT) attacks has led to the solutions that ubiquitously monitor system activities in each enterprise host, and perform timely ab…

cs.CR2018

A Query System for Efficiently Investigating Complex Attack Behaviors for Enterprise Security

Peng Gao, Xusheng Xiao, Zhichun Li +4

The need for countering Advanced Persistent Threat (APT) attacks has led to the solutions that ubiquitously monitor system activities in each enterprise host, and perform timely at…

cs.CR2018★ 61 cited

SAQL: A Stream-based Query System for Real-Time Abnormal System Behavior Detection

Peng Gao, Xusheng Xiao, Ding Li +6

Recently, advanced cyber attacks, which consist of a sequence of steps that involve many vulnerabilities and hosts, compromise the security of many well-protected businesses. This…

cs.CR2018★ 56 cited

AIQL: Enabling Efficient Attack Investigation from System Monitoring Data

Peng Gao, Xusheng Xiao, Zhichun Li +4

The need for countering Advanced Persistent Threat (APT) attacks has led to the solutions that ubiquitously monitor system activities in each host, and perform timely attack invest…

cs.SI2015★ 5 cited

Behavior Query Discovery in System-Generated Temporal Graphs

Bo Zong, Xusheng Xiao, Zhichun Li +5

Computer system monitoring generates huge amounts of logs that record the interaction of system entities. How to query such data to better understand system behaviors and identify…