232 citations · 242 across the 4 of their papers we have counts for
5 papers
You Shall Not Pass into Ring-0! A User Privacy-Friendly Anti-Cheat Architecture for Personal Computers
Santosh Gokul Narayanan, Giovanni Paladino, Chuqi Zhang +3
Kernel-level anti-cheats are effective against malicious player behavior in competitive video games, but raise significant user privacy concerns regarding installing unverifiable c…
Mitigating Low-volume DoS Attacks with Data-driven Resource Accounting
ChangSeok Oh, Sangho Lee, Wen Xu +2
Low-volume Denial-of-Service (μDoS) attacks have been demonstrated to fundamentally bypass traditional DoS mitigation schemes based on the flow and volume of network packets. In th…
libmpk: Software Abstraction for Intel Memory Protection Keys
Soyeon Park, Sangho Lee, Wen Xu +2
Intel memory protection keys (MPK) is a new hardware feature to support thread-local permission control on groups of pages without requiring modification of page tables. Unfortunat…
Leaking Uninitialized Secure Enclave Memory via Structure Padding (Extended Abstract)
Sangho Lee, Taesoo Kim
Intel software guard extensions (SGX) aims to provide an isolated execution environment, known as an enclave, for a user-level process to maximize its confidentiality and integrity…
Inferring Fine-grained Control Flow Inside SGX Enclaves with Branch Shadowing
Sangho Lee, Ming-Wei Shih, Prasun Gera +3
In this paper, we explore a new, yet critical, side-channel attack against Intel Software Guard Extension (SGX), called a branch shadowing attack, which can reveal fine-grained con…