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Konstantinos Karagiannis

Senior Director, Quantum Computing Services

Konstantinos is the Senior Director of Quantum Computing Services at Protiviti, where he helps companies get ready for quantum opportunities and threats. He has been involved in the quantum computing industry since 2012, and in InfoSec since the 90s. Konstantinos is a frequent speaker at RSA, Black Hat, DEF CON, and dozens of conferences worldwide, and was named one of the Top 25 Most Influential People in Quantum Security by Techstrong. He also hosts The Post-Quantum World, which is the longest continuously running quantum computing podcast.

Major Projects

  • Ally Financial: Quantum portfolio optimisation using cardinality constraints. Achieved performance of the NASDAQ 100 and S&P 500 with 10-25 percent of the assets.
  • DTCC: Post-Quantum Cryptography Agility Assessment. Helped this customer get ahead of the migration to PQC that all companies will have to begin.

Areas of Expertise

  • Quantum computing
  • Quantum-inspired algorithms
  • Post-quantum cryptography
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