Ryo Nishimaki

Cryptographer
@NTT, Japan
[DBLP], [Google Scholar]

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Program Committee

Current
SCN 2018
Upcoming
Balkan CryptSec 2018, Indocrypt 2018
Past
PKC 2018

Invited Talks

  1. Compact Structure-preserving Signatures with Almost Tight Security
    11th Workshop on Publick Key Cryptography: Secure Constructions and Its Applications, Mar. 2018
  2. Watermarking Cryptographic Capabilities
    10th Workshop on Publick Key Cryptography: Secure Constructions and Its Applications, Feb. 2017
  3. Anonymous Traitor Tracing: How to Embed Arbitrary Information in a Key
    ISEC, Sep. 2016
  4. Re-Encryption, Functional Re-Encryption, and Multi-Hop Re-Encryption: A Framework for Achieving Obfuscation-Based Security and Instantiations from Lattices
    Jinbo-cho Angou Workshop, Jun. 2014
  5. How to Watermark Cryptographic Functions
    7th Workshop on Publick Key Cryptography: Secure Constructions and Its Applications, Mar. 2014
    ISEC, Sep. 2013
  6. Verifiably Encrypted Signatures with Short Keys based on the Decisional Linear Problem and Obfuscation for Encrypted VES
    Jinbo-cho Angou Workshop, Jun. 2013
  7. Constant-Size Structure-Preserving Signatures: Generic Constructions and Simple Assumptions
    6th Workshop on Publick Key Cryptography: Secure Constructions and Its Applications, Mar. 2013

Seminar Talks

  1. Anonymous Traitor Tracing: How to Embed Arbitrary Information in a Key
    Shin-Akarui-Angou-Benkyou-Kai, Mar. 2016
  2. Watermarking Cryptographic Capabilities
    ENS Crypto Team, May. 2016
    Shin-Akarui-Angou-Benkyou-Kai, Apr. 2016
    UCLA Obfuscation seminar, Nov. 2015
  3. Watermarking Cryptographic Programs Against Arbitrary Removal Strategies
    Boston University, BUSec Seminar, May. 2015
  4. How to Watermark Cryptographic Functions
    Northeastern University, Theory Seminar, Nov. 2014
    Shin-Akarui-Angou-Benkyou-Kai, May. 2013
  5. Constant-Size Structure-Preserving Signatures: Generic Constructions and Simple Assumptions
    Shin-Akarui-Angou-Benkyou-Kai, Nov. 2012

Internship Students

I worked (or am working) with the following students.

  1. Alex Davidson from Royal Holloway (Spring 2018)
  2. Alexander Koch from KIT (Summer 2017)
  3. Fuyuki Kitagawa from Tokyo Tech (Summer 2016)
  4. Jiaxin Pan from Ruhr university Bochum (Spring 2016)
  5. Takashi Yamakawa from the university of Tokyo (Summer 2014)
  6. Angela Zottarel from Aarhus university (Summer 2012)

Organization

  1. Tokyo Crypto Day (organizer)
  2. SCIS 2016 (organizing committee member)
  3. TCC 2013 (organizing committee member)