Vita Bortnikov  Vita Bortnikov photo         

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Distinguished Engineer, Cloud and Blockchain Platforms, IBM Research
Haifa Research Lab, Haifa, Israel
  

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2018



Hyperledger Fabric: A Distributed Operating System for Permissioned Blockchains
Elli Androulaki, Artem Barger, Vita Bortnikov, Christian Cachin, Konstantinos Christidis, Angelo De Caro, David Enyeart, Christopher Ferris, Gennady Laventman, Yacov Manevich, Srinivasan Muralidharan, Chet Murthy, Binh Nguyen, Manish Sethi, Gari Singh, Keith Smith, Alessandro Sorniotti, Chrysoula Stathakopoulou, Marko Vukolic, Sharon Weed Cocco, Jason Yellick
CoRRabs/1801.10228, 2018

Shared Cloud Object Store, governed by permissioned blockchain
Artem Barger, Yacov Manevich, Vita Bortnikov, Yoav Tock, Michael Factor, Michal Malka
Proceedings of the 11th ACM International Systems and Storage Conference, SYSTOR 2018, HAIFA, Israel, June 04-07, 2018, pp. 114

Hyperledger fabric: a distributed operating system for permissioned blockchains
Elli Androulaki, Artem Barger, Vita Bortnikov, Christian Cachin, Konstantinos Christidis, Angelo De Caro, David Enyeart, Christopher Ferris, Gennady Laventman, Yacov Manevich, Srinivasan Muralidharan, Chet Murthy, Binh Nguyen, Manish Sethi, Gari Singh, Keith Smith, Alessandro Sorniotti, Chrysoula Stathakopoulou, Marko Vukolic, Sharon Weed Cocco, Jason Yellick
Proceedings of the Thirteenth EuroSys Conference, EuroSys 2018, Porto, Portugal, April 23-26, 2018, pp. 30:1--30:15


2017


Scalable communication middleware for permissioned distributed ledgers
Artem Barger, Yacov Manevich, Benjamin Mandler, Vita Bortnikov, Gennady Laventman, Gregory V. Chockler
Proceedings of the 10th ACM International Systems and Storage Conference, SYSTOR 2017, Haifa, Israel, May 22-24, 2017, pp. 23:1


2016

FRAPPE: Fast Replication Platform for Elastic Services
Vita Bortnikov, Gregory V. Chockler, Dmitri Perelman, Alexey Roytman, Shlomit Shachor, Ilya Shnayderman
CoRRabs/1604.05959, 2016


2015

Reconfigurable State Machine Replication from Non-Reconfigurable Building Blocks
Vita Bortnikov, Gregory V. Chockler, Dmitri Perelman, Alexey Roytman, Shlomit Shachor, Ilya Shnayderman
CoRRabs/1512.08943, 2015


2012



CoMiFin Architecture and Semantic Rooms
Paulo Esteves Verssimo, Roberto Baldoni, Vita Bortnikov, Gregory V. Chockler, Eliezer Dekel, Gennady Laventman, Giorgia Lodi, Luca Montanari
Collaborative Financial Infrastructure Protection - Tools, Abstractions, and Middleware., pp. 85--98, 2012

Brief announcement: reconfigurable state machine replication from non-reconfigurable building blocks
Vita Bortnikov, Gregory V. Chockler, Dmitri Perelman, Alexey Roytman, Shlomit Shachor, Ilya Shnayderman
ACM Symposium on Principles of Distributed Computing, PODC '12, Funchal, Madeira, Portugal, July 16-18, 2012, pp. 93--94


2010

Bulletin board: a scalable and robust eventually consistent shared memory over a peer-to-peer overlay
Vita Bortnikov, Gregory V. Chockler, Alexey Roytman, Mike Spreitzer
Operating Systems Review 44(2), 64--70, 2010


2009


Defending financial infrastructures through early warning systems: the intelligence cloud approach
Giorgia Lodi, Leonardo Querzoni, Roberto Baldoni, Mirco Marchetti, Michele Colajanni, Vita Bortnikov, Gregory V. Chockler, Eliezer Dekel, Gennady Laventman, Alexey Roytman
Fifth Cyber Security and Information Intelligence Research Workshop, CSIIRW '09, Knoxville, TN, USA, April 13-15, 2009, pp. 18


2002

Adaptive and efficient mutual exclusion
Hagit Attiya, Vita Bortnikov
Distributed Computing 15(3), 177--189, 2002


2000


Adaptive and efficient mutual exclusion (extended abstract)
Hagit Attiya, Vita Bortnikov
Proceedings of the Nineteenth Annual ACM Symposium on Principles of Distributed Computing, July 16-19, 2000, Portland, Oregon, USA., pp. 91--100


1998

Profile-directed restructuring of operating system code
William J. Schmidt, Robert R. Roediger, Cynthia S. Mestad, Bilha Mendelson, Inbal Shavit-Lottem, Vita Bortnikov-Sitnitsky
IBM Systems Journal 37(2), 270--297, IBM, 1998