Homepage of Claudio Orlandi

About me

(Professional) Bio

A picture of me.


Contact Info


Current Projects

Past Projects


Digital Signatures from Symmetric-Key Primitives
David Derler, Claudio Orlandi, Sebastian Ramacher, Christian Rechberger, Daniel Slamanig
Manuscript, 2016. [ePrint].
Revealing Encryption for Partial Ordering
Helene Haagh, Yue Ji, Chenxing Li, Claudio Orlandi, and Yifan Song
Manuscript, 2016. [ePrint].
High Performance Multi-Party Computation for Binary Circuits Based on Oblivious Transfer
Sai Sheshank Burra, Enrique Larraia, Jesper Buus Nielsen, Peter Sebastian Nordholt, Claudio Orlandi, Emmanuela Orsini, Peter Scholl, Nigel P. Smart
Manuscript, 2015. [ePrint].

Peer-Reviewed Publications

I believe that all scientific publications should be freely available online, given that researchers and peer-reviewers are largely supported by public funding. Therefore I am committed to make all my papers availabe to the general public. If there is a paper of mine you would like to read but do not have access to, please write me and I will be happy to share a copy with you.

34. Security of Symmetric Primitives under Incorrect Usage of Keys
Pooya Farshim, Claudio Orlandi, Răzvan Roşie
TOSC-FSE 2017.
33. Access Control Encryption for Equality, Comparison, and More
Georg Fuchsbauer, Romain Gay, Lucas Kowalczyk, Claudio Orlandi
PKC 2017. [ePrint].
32. Cross&Clean: Amortized Garbled Circuits with Constant Overhead
Jesper Buus Nielsen, Claudio Orlandi
TCC 2016-B. [ePrint].
31. Access Control Encryption: Enforcing Information Flow with Cryptography
Ivan Damgård, Helene Haagh, Claudio Orlandi
TCC 2016-B. [ePrint], [arXiv] .
30. On the CCA (in)security of MTProto
Jakob Jakobsen, Claudio Orlandi
SPSM@CCS 2016. [ePrint], [ACM Authorizer]. Featured in: [Motherboard], [Version2] [The Atlantic]
29. ZKBoo: Faster Zero-Knowledge for Boolean Circuits
Irene Giacomelli, Jesper Madsen, Claudio Orlandi
USENIX Security Symposium 2016. [ePrint]. Best Student Paper Award!.
28. Non-Interactive Verifiable Secret Sharing For Monotone Circuits
Ge Bai, Ivan Damgård, Claudio Orlandi, Yu Xia
AFRICACRYPT 2016. [ePrint] .
27. How to Bootstrap Anonymous Communication
Sune K. Jakobsen, Claudio Orlandi
ITCS 2016. [arXiv], [ePrint] .
26. The Simplest Protocol for Oblivious Transfer
Tung Chou, Claudio Orlandi
LATINCRYPT 2015. [ePrint], [code] .
25. Privacy-Free Garbled Circuits with Applications To Efficient Zero-Knowledge
Tore Kasper Frederiksen, Jesper Buus Nielsen, Claudio Orlandi
EUROCRYPT 2015. [ePrint].
24. Privacy-Enhancing Overlays in Bitcoin
Sarah Meiklejohn, Claudio Orlandi
2nd Workshop on Bitcoin Research, 2015. [Workshop Homepage].
23. A Framework for Outsourcing of Secure Computation
Thomas P Jakobsen, Jesper Buus Nielsen, Claudio Orlandi
ACM Cloud Computing Security Workshop 2014 (the proceeding version contains errors, please use the revised version instead).[revised version on ePrint].
22. Obfuscation ==> (IND-CPA Security =/=> Circular Security)
Antonio Marcedone, Claudio Orlandi
SCN 2014. [ePrint].
21. Publicly Auditable Secure Multi-Party Computation
Carsten Baum, Ivan Damgård, Claudio Orlandi
SCN 2014. [ePrint].
20. Statistical Concurrent Non-Malleable Zero Knowledge
Claudio Orlandi, Rafail Ostrovsky, Vanishree Rao, Amit Sahai, Ivan Visconti
TCC 2014. [ePrint].
19. Hiding The Input Size in Secure Two-Party Computation
Yehuda Lindell, Kobbi Nissim, Claudio Orlandi
ASIACRYPT 2013. [ePrint]
18. Zero-Knowledge Using Garbled Circuits: How To Prove Non-Algebraic Statements Efficiently
Marek Jawurek, Florian Kerschbaum, Claudio Orlandi
ACM CCS 2013. [ePrint].
17. MiniLEGO: Efficient Secure Two-Party Computation From General Assumptions
Tore Frederiksen, Thomas P Jakobsen, Jesper Buus Nielsen, Peter Sebastian Nordholt, Claudio Orlandi
EUROCRYPT 2013. [ePrint].
16. On the Power of Correlated Randomness in Secure Computation
Yuval Ishai, Eyal Kushilevitz, Sigurd Meldgaard, Claudio Orlandi, Anat Paskin-Cherniavsky,
TCC 2013. [draft].
15. Calling out Cheaters: Covert Security with Public Verifiability
Gilad Asharov, Claudio Orlandi
ASIACRYPT 2012. [ePrint].
14. A New Approach to Practical Active-Secure Two-Party Computation
Jesper Buus Nielsen, Peter Sebastian Nordholt, Claudio Orlandi, Sai Sheshank
CRYPTO 2012. [ePrint]. [arXiv].
13. Privacy-Aware Mechanism Design
Kobbi Nissim, Claudio Orlandi, Rann Smorodinsky
ACM Conference on Electronic Commerce 2012. [arXiv].
12. Lower and Upper Bounds for Deniable Public-Key Encryption
Rikke Bendlin, Jesper Buus Nielsen, Peter Sebastian Nordholt, Claudio Orlandi
ASIACRYPT 2011. [ePrint].
First appeared as a preprint under the title "Receiver-deniable public-key encryption is impossible"
11. Is Multiparty Computation Any Good In Practice?
Claudio Orlandi
ICASSP 2011. [draft].
10. Semi-Homomorphic Encryption and Multiparty Computation
Rikke Bendlin, Ivan Damgård, Claudio Orlandi, Sarah Zakarias
EUROCRYPT 2011. [ePrint].
9. On Invertible Sampling and Adaptive Security
Yuval Ishai, Abhishek Kumarasubramanian, Claudio Orlandi, Amit Sahai
ASIACRYPT 2010. [draft].
8. Multiparty Computation for Dishonest Majority: from Passive to Active Security at Low Cost
Ivan Damgård, Claudio Orlandi
CRYPTO 2010. [ePrint].
7. On the Necessary and Sufficient Assumptions for UC Computation
Ivan Damgård, Jesper Buus Nielsen, Claudio Orlandi
TCC 2010. [ePrint].
6. LEGO for Two Party Secure Computation
Jesper Buus Nielsen, Claudio Orlandi
TCC 2009. [ePrint].
5. Essentially Optimal Universally Composable Oblivious Tranfer
Ivan Damgård, Jesper Buus Nielsen Claudio Orlandi
ICISC 2008. [ePrint].
4. Enhancing Privacy in Remote Data Classification
Alessandro Piva, Claudio Orlandi, Mauro Caini, Tiziano Bianchi, Mauro Barni
SEC 2008.
3. Oblivious Neural Network Computing from Homomorphic Encryption,
Claudio Orlandi, Alessandro Piva, Mauro Barni
EURASIP JIS, 2007, Special Issue on Signal Processing in the Encrypted Domain.
2. A Privacy Preserving Protocol for Neural-Network-Based Computation
Mauro Barni, Claudio Orlandi, Alessandro Piva
MM&Sec 2006. [ACM Author-Izer Service]
1. Zero-knowledge ST-DM Watermarking
Alessandro Piva, Vito Cappellini, Daniele Corazzi, Alessia De Rosa, Claudio Orlandi, Mauro Barni
SPIE Electronic Imaging 2006. Security, Steganography, and Watermarking of Multimedia Contents VIII.

Teaching and Supervision


PhD Students

Master Students

See here for information about master thesis supervision.

Aarhus University

Invited Talks, Tutorials, etc.


Program Committee Member

Events, workshops, schools, ...


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