Cybernetica

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Cybernetica

• Ahto Buldas
• Chief researcher

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Cybernetica

• A State hold RD company in Estonia
• Stock Capital EUR 1.15M
• Founded 1997 as a derivative of the Institute of
  Cybernetics
• Fields of actions data security, systems
  development, marine navigation technology.
• 23 persons in Information Security (ISec)
  department (5 PhDs and 7 MScs)

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ISec department activities

• Security software development
• Communications security
• PKI
• Time stamping
• Numerous scientific papers on time-stamping
• Close cooperation with universities

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ISec department some people

• Peeter Laud (1977) (PhD, 2002 Computationally
  secure information flow)
• Meelis Roos (1975) (MSc, 1999 Integrated
  time-stamping and notarization)
• Jan Willemson (1974 ) (PhD, 2002
  Size-efficient interval time stamps)

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Cyberneticas RD support for national projects

• National ID card project
• Electronic documents and digital signatures
• Backbone for governmental information system
  (X-road) -- Provides unified access to all
  governmental databases Ensures confidentiality,
  integrity and traceability of exchanged data

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Time stamping and electronic notarization

• Research on time-stamping started at 1997
• Most important paper A.Buldas, P.Laud, H.Lipmaa,
  J.Willemson. Time-stamping with binary linking
  schemes -- CRYPTO98.
• More than 10 papers on time-stamping and PKI, 2
  PhD theses
• Developed -- a linkage-based time-stamping
  system, which provides
• continuous validity of time stamps and electronic
  signatures
• efficient off-line verification (previous schemes
  were too inefficient for practical use)
• accountable service

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Main goals (in this project)

• Technical roadmap for next three years on
  information security technologies -- September,
  2003
• International data security workshop in Estonia,
  during 2004.