activity
20212025
most citedLightning: Striking the Secure Isolation on GPU Clouds with Transient Hardware Faults

3 citations · 4 across the 5 of their papers we have counts for

collaborators

5 papers

cs.CR2025

PMU-Data: Data Traces Could be Distinguished

Zhouyang Li, Pengfei Qiu, Yu Qing +4

Modern processors widely equip the Performance Monitoring Unit (PMU) to collect various architecture and microarchitecture events. Software developers often utilize the PMU to enha…

cs.CR2023

Exploration and Exploitation of Hidden PMU Events

Yihao Yang, Pengfei Qiu, Chunlu Wang +3

Performance Monitoring Unit (PMU) is a common hardware module in Intel CPUs. It can be used to record various CPU behaviors therefore it is often used for performance analysis and…

cs.CR2023

Timing the Transient Execution: A New Side-Channel Attack on Intel CPUs

Yu Jin, Pengfei Qiu, Chunlu Wang +3

The transient execution attack is a type of attack leveraging the vulnerability of modern CPU optimization technologies. New attacks surface rapidly. The side-channel is a key part…

cs.CR2022★ 1 cited

PMUSpill: The Counters in Performance Monitor Unit that Leak SGX-Protected Secrets

Pengfei Qiu, Yongqiang Lyu, Haixia Wang +6

Performance Monitor Unit (PMU) is a significant hardware module on the current processors, which counts the events launched by processor into a set of PMU counters. Ideally, the ev…

cs.CR2021★ 3 cited

Lightning: Striking the Secure Isolation on GPU Clouds with Transient Hardware Faults

Rihui Sun, Pefei Qiu, Yongqiang Lyu +3

GPU clouds have become a popular computing platform because of the cost of owning and maintaining high-performance computing clusters. Many cloud architectures have also been propo…