Current Projects

Side-Channel Attacks and Defenses

Current Projects

  • Censorship Circumvention in Internet. Kevin Wang, Phong Nguyen Hoang, Aastha Mehta
  • Network Side-Channel Mitigation at Datacenter Scale. Hanson Liang, Anmol Ghadia, Swati Goswami, Reto Achermann, Aastha Mehta
  • Side Channels in Interconnects. Aastha Mehta, Reto Achermann, Rut Vora, Hongyue Jin
  • Microarchitectural Side Channels in Language Runtimes. Yayu Wang, Kjell Dankert, Aastha Mehta
  • ICS-Sniper: A Targeted Blackhole Attack on Encrypted ICS Traffic. Gargi Mitra, Pritam Dash, Elaine Yao, Chanyuan Liu, Aastha Mehta, Karthik Pattabiraman

Past Projects

  • NetShaper: A Differentially Private Network Side-Channel Mitigation System. Amir Sabzi, Rut Vora, Swati Goswami, Margo Seltzer, Mathias Lécuyer, Aastha Mehta
  • Pacer: Comprehensive Network Side-Channel Mitigation in the Cloud. Aastha Mehta, Mohamed Alzayat, Roberta De Viti, Peter Druschel, Deepak Garg

Past Members and Collaborators

Aidan Shields, Amir Sabzi, Arun Balamurali, Gregorio Silvestri, Haiying Li, Lucas Qin, Mathias Lécuyer, Marcus Lai, Ngoc Bui, Rut Vora


Security in Serverless

Current Projects

  • Easing Compliance Burden through Automated Policy Specification. Cathy Liu, Ivan Beschastnikh, Aastha Mehta

Past Projects

  • Growlithe: Compliance for Serverless Workflows. Praveen Gupta, Arshia Moghimi, Mohammad Shahrad, Aastha Mehta

Past Members and Collaborators

Arshia Moghimi (UBC ECE), Devam Sisodraker, Praveen Gupta, Mohammad Shahrad (UBC ECE)


Privacy-preserving Epidemic Risk Mitigation System

Current Projects

  • Understanding User Perception of Privacy and Utility in Digital Contact Tracing Systems. Angela Demarco, Aastha Mehta, Joanna McGrenere

Past Projects

  • Reconciling Security and Utility in Next Generation Epidemic Risk Mitigation System. 2023. Pierfrancesco Ingo, Nichole Boufford, Ming Cheng Jiang, Rowan Lindsay, Roberta De Viti, Matthew Lentz, Gilles Barthe, Manuel Gomez-Rodriguez, Bernhard Schölkopf, Deepak Garg, Peter Druschel, Aastha Mehta
  • Listening to Bluetooth Beacons for Epidemic Risk Mitigation. Gilles Barthe, Roberta De Viti, Peter Druschel, Deepak Garg, Manuel Gomez-Rodriguez, Pierfrancesco Ingo, Heiner Kremer, Matthew Lentz, Lars Lorch, Aastha Mehta, Bernhard Schölkopf

Past Members and Collaborators

Bernhard Schölkopf (MPI-IS), Deepak Garg (MPI-SWS), Gilles Barthe (MPI-SP), Manuel Gomez-Rodriguez (MPI-SWS), Peter Druschel (MPI-SWS), Pierfrancesco Ingo (MPI-SWS)


Security and Efficiency in Edge Computing

Past Projects

  • Relocate-Vote: Using Sparsity Information to Exploit Ciphertext Side-Channels. Yuqin Yan, Wei Huang, Ilya Grishchenko, Gururaj Saileshwar, Aastha Mehta, David Lie
  • LDPKiT: Recovering Utility in LDP Schemes by Training with Noiseˆ2. Kexin Li, Yang Xi, Aastha Mehta, David Lie
  • Stream Processing with Adaptive Edge-Enhanced Confidential Computing. Yuqin Yan, Pritish Mishra, Wei Huang, Aastha Mehta, Oana Balmau, David Lie
  • Securing Edge System Accelerators: A Design Evaluation Using ARM Fast Models. Kasra Kamal, Arpan Gujarati, Aastha Mehta

Past Members and Collaborators

Arpan Gujarati, David Lie (UofT ECE), Kasra Kamal, Kexin Li (UofT), Yuqin Yan (UofT)