4 papers
Time will Tell: Large-scale De-anonymization of Hidden I2P Services via Live Behavior Alignment (Extended Version)
Hongze Wang, Zhen Ling, Xiangyu Xu +4
I2P (Invisible Internet Project) is a popular anonymous communication network. While existing de-anonymization methods for I2P focus on identifying potential traffic patterns of ta…
FlexEmu: Towards Flexible MCU Peripheral Emulation (Extended Version)
Chongqing Lei, Zhen Ling, Xiangyu Xu +4
Microcontroller units (MCUs) are widely used in embedded devices due to their low power consumption and cost-effectiveness. MCU firmware controls these devices and is vital to the…
The Cost of Performance: Breaking ThreadX with Kernel Object Masquerading Attacks
Xinhui Shao, Zhen Ling, Yue Zhang +6
Microcontroller-based IoT devices often use embedded real-time operating systems (RTOSs). Vulnerabilities in these embedded RTOSs can lead to compromises of those IoT devices. Desp…
TORCHLIGHT: Shedding LIGHT on Real-World Attacks on Cloudless IoT Devices Concealed within the Tor Network
Yumingzhi Pan, Zhen Ling, Yue Zhang +4
The rapidly expanding Internet of Things (IoT) landscape is shifting toward cloudless architectures, removing reliance on centralized cloud services but exposing devices directly t…