Search results
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DNS-sly: Avoiding Censorship through Network Complexity
Qurat-Ul-Ann Danyal Akbar, Marcel Flores, and Aleksandar Kuzmanovic, Northwestern University We design DNS-sly, a counter-censorship system which enables a covert channel between a DNS client and server. To achieve covertness and deniability in the upstre ...arnold - December 10, 2021 - 4:09 am
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Censors’ Delay in Blocking Circumvention Proxies
David Fifield and Lynn Tsai, University of California, Berkeley Censors of the Internet must continually discover and block new circumvention proxy servers. We seek to understand this process; specifically, the length of the delay between when a proxy fir ...arnold - December 10, 2021 - 4:09 am
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GhostPost: Seamless Restoration of Censored Social Media Posts
censors find and delete objectionable content after it has been posted. This paper presents GhostPost, ...arnold - December 10, 2021 - 4:09 am
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Adblocking and Counter Blocking: A Slice of the Arms Race
In this paper, we develop a scalable approach for identifying third-party services shared across ...arnold - December 10, 2021 - 4:09 am
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Privacy and Security Issues in BAT Web Browsers
Ronald Deibert, Citizen Lab, University of Toronto In this position paper, we summarize our technical ...arnold - December 10, 2021 - 4:09 am
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Matryoshka: Hiding Secret Communication in Plain Sight
Iris Safaka, École Polytechnique Fédérale de Lausanne (EPFL); Christina Fragouli, University of California, Los Angeles; Katerina Argyraki, École Polytechnique Fédérale de Lausanne (EPFL) We want to enable a pair of communicating users to exchange secret ...arnold - December 10, 2021 - 4:09 am
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The Politics of Routing: Investigating the Relationship between AS Connectivity and Internet Freedom
Rachee Singh, Hyungjoon Koo, Najmehalsadat Miramirkhani, Fahimeh Mirhaj, Phillipa Gill, and Leman Akoglu, Stony Brook University The Internet’s importance in promoting free and open communication has led to widespread crackdowns on its use in countries ar ...arnold - December 10, 2021 - 4:09 am
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Push-Button Verification of File Systems via Crash Refinement
Best Paper The file system is an essential operating system component for persisting data on storage ... This paper presents Yggdrasil, a toolkit for writing file systems with push-button verification: ...[email protected] - December 9, 2021 - 10:09 am
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Gemini: A Computation-Centric Distributed Graph Processing System
Xiaowei Zhu, Wenguang Chen, and Weimin Zheng, Tsinghua University; Xiaosong Ma, Hamad Bin Khalifa University Traditionally distributed graph processing systems have largely focused on scalability through the optimizations of inter-node communication and l ...[email protected] - December 9, 2021 - 10:09 am
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Shuffler: Fast and Deployable Continuous Code Re-Randomization
David Williams-King and Graham Gobieski, Columbia University; Kent Williams-King, University of British Columbia; James P. Blake and Xinhao Yuan, Columbia University; Patrick Colp, University of British Columbia; Michelle Zheng, Columbia University; Vasil ...[email protected] - December 9, 2021 - 10:09 am
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Just Say NO to Paxos Overhead: Replacing Consensus with Network Ordering
availability and transparently mask server failures. This paper presents a new approach to achieving ...[email protected] - December 9, 2021 - 10:09 am
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To Waffinity and Beyond: A Scalable Architecture for Incremental Parallelization of File System Code
systems with millions of lines of code cannot simply be rewritten for improved scalability. In this paper ...[email protected] - December 9, 2021 - 10:09 am
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Alpenhorn: Bootstrapping Secure Communication without Leaking Metadata
David Lazar and Nickolai Zeldovich, MIT CSAIL Alpenhorn is the first system for initiating an encrypted connection between two users that provides strong privacy and forward secrecy guarantees for metadata (i.e., information about which users connected to ...[email protected] - December 9, 2021 - 10:09 am
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Network Requirements for Resource Disaggregation
latency communication even under the increased traffic load that disaggregation introduces. In this paper ...[email protected] - December 9, 2021 - 10:09 am
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History-Based Harvesting of Spare Cycles and Storage in Large-Scale Datacenters
paper, we describe systems that harvest spare compute cycles and storage space for co-location purposes. ...[email protected] - December 9, 2021 - 10:09 am
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Slicer: Auto-Sharding for Datacenter Applications
minimizing churn from moved work. In this paper, we describe Slicer’s design and implementation. Slicer has ...[email protected] - December 9, 2021 - 10:09 am
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Exploring the Hidden Dimension in Graph Processing
explore this new opportunity, this paper presents 3D partitioning, a novel category of task partition ...[email protected] - December 9, 2021 - 11:09 am
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Morpheus: Towards Automated SLOs for Enterprise Clusters
Sangeetha Abdu Jyothi, Microsoft and University of Illinois at Urbana–Champaign; Carlo Curino, Ishai Menache, and Shravan Matthur Narayanamurthy, Microsoft; Alexey Tumanov, Microsoft and Carnegie Mellon University; Jonathan Yaniv, Technion—Israel Institut ...[email protected] - December 9, 2021 - 11:09 am
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FaSST: Fast, Scalable and Simple Distributed Transactions with Two-Sided (RDMA) Datagram RPCs
Anuj Kalia, Carnegie Mellon University; Michael Kaminsky, Intel Labs; David G. Andersen, Carnegie Mellon University FaSST is an RDMA-based system that provides distributed in-memory transactions with serializability and durability. Existing RDMA-based tra ...[email protected] - December 9, 2021 - 11:09 am
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TensorFlow: A System for Large-Scale Machine Learning
paper, we describe the TensorFlow dataflow model and demonstrate the compelling performance that Tensor- ...[email protected] - December 9, 2021 - 11:09 am
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Intermittent Computation without Hardware Support or Programmer Intervention
Joel Van Der Woude, Sandia National Laboratories; Matthew Hicks, University of Michigan As computation scales downward in area, the limitations imposed by the batteries required to power that computation become more pronounced. Thus, many future devices w ...[email protected] - December 9, 2021 - 11:09 am
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Yak: A High-Performance Big-Data-Friendly Garbage Collector
memory management overheads and reduced performance. This paper describes the design and implementation ...[email protected] - December 9, 2021 - 11:09 am
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DQBarge: Improving Data-Quality Tradeoffs in Large-Scale Internet Services
Michael Chow, University of Michigan; Kaushik Veeraraghavan, Facebook, Inc.; Michael Cafarella and Jason Flinn, University of Michigan Modern Internet services often involve hundreds of distinct software components cooperating to handle a single user requ ...[email protected] - December 9, 2021 - 11:09 am
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Unobservable Communication over Fully Untrusted Infrastructure
cannot trust ISPs or proxy servers. This paper describes a communication system called Pung that provably ...[email protected] - December 9, 2021 - 11:09 am
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Light-Weight Contexts: An OS Abstraction for Safety and Performance
James Litton, University of Maryland and Max Planck Institute for Software Systems (MPI-SWS); Anjo Vahldiek-Oberwagner, Eslam Elnikety, and Deepak Garg, Max Planck Institute for Software Systems (MPI-SWS); Bobby Bhattacharjee, University of Maryland; Pete ...[email protected] - December 9, 2021 - 11:09 am