Konstantinos Karagiannis is the director of quantum computing services at Protiviti. His team helps deliver real use cases for emerging NISQ machines to customers and prepares companies for post-quantum cryptography challenges. Konstantinos has been involved in the quantum computing industry since 2012, and infosec since the 1990s. He has spoken at RSA, Black Hat, Defcon, and dozens of conferences worldwide. He is the host of The Post-Quantum World podcast.