Congyu Liu

LWSN 2161

305 N. University Street

West Lafayette, IN 47906

I am a Ph.D. student at Department of Computer Science, Purdue University, advised by Pedro Fonseca since 2021. I received my B.S. in Computer Science from Huazhong University of Science and Technology.

My research instrest lies in operating systems and distributed systems.

Publications

ASPLOS ’24

Veil: A Protected Services Framework for Confidential Virtual Machines

Adil Ahmad, Botong Ou, Congyu Liu, Xiaokuan Zhang, and Pedro Fonseca

In Proceedings of the 28th ACM International Conference on Architectural Support for Programming Languages and Operating Systems, Volume 4, May 2024

Bib URL

@inproceedings{veil,
  author = {Ahmad, Adil and Ou, Botong and Liu, Congyu and Zhang, Xiaokuan and Fonseca, Pedro},
  booktitle = {Proceedings of the 28th ACM International Conference on Architectural Support for Programming Languages and Operating Systems, Volume 4},
  title = {Veil: A Protected Services Framework for Confidential Virtual Machines},
  doi = {10.1145/3623278.3624763},
  url = {https://doi.ieeecomputersociety.org/10.1145/3623278.3624763},
  month = may,
  year = {2024}
}

S&P ’23

uSWITCH: Fast Kernel Context Isolation with Implicit Context Switches

Dinglan Peng, Congyu Liu, Tapti Palit, Pedro Fonseca, Anjo Vahldiek-Oberwagner, and Mona Vij

In 2023 IEEE Symposium on Security and Privacy, May 2023

Bib URL PDF

@inproceedings{uswitch,
  author = {Peng, Dinglan and Liu, Congyu and Palit, Tapti and Fonseca, Pedro and Vahldiek-Oberwagner, Anjo and Vij, Mona},
  booktitle = {2023 IEEE Symposium on Security and Privacy},
  title = {uSWITCH: Fast Kernel Context Isolation with Implicit Context Switches},
  location = {San Francisco, CA},
  year = {2023},
  pages = {1506-1523},
  doi = {10.1109/SP46215.2023.00086},
  url = {https://doi.ieeecomputersociety.org/10.1109/SP46215.2023.00086},
  publisher = {IEEE Computer Society},
  address = {Los Alamitos, CA, USA},
  month = may
}

ASPLOS ’23 Atifact Available

KIT: Testing OS-Level Virtualization for Functional Interference Bugs

Congyu Liu, Sishuai Gong, and Pedro Fonseca

In Proceedings of the 28th ACM International Conference on Architectural Support for Programming Languages and Operating Systems, Volume 2, May 2023

Bib URL PDF Lightning Talk Code Slides

@inproceedings{10.1145/3575693.3575731,
  author = {Liu, Congyu and Gong, Sishuai and Fonseca, Pedro},
  title = {KIT: Testing OS-Level Virtualization for Functional Interference Bugs},
  year = {2023},
  isbn = {9781450399166},
  publisher = {Association for Computing Machinery},
  address = {New York, NY, USA},
  url = {https://doi.org/10.1145/3575693.3575731},
  doi = {10.1145/3575693.3575731},
  booktitle = {Proceedings of the 28th ACM International Conference on Architectural Support for Programming Languages and Operating Systems, Volume 2},
  pages = {427–441},
  numpages = {15},
  keywords = {OS-level virtualization, software testing},
  location = {Vancouver, BC, Canada},
  series = {ASPLOS 2023}
}