Explore the implications of quantum computing on cybersecurity in this DevConf.CZ 2023 conference talk. Gain insights into post-quantum cryptography, understand how quantum computers threaten current security protocols, and learn about recommended quantum-resistant cryptography protocols from security authorities. Discover the timeline for transitioning away from existing asymmetric schemes, explore new methods for key establishment, data encryption, and digital signatures post-2025, and assess the readiness of current security libraries for the post-quantum era. Delve into topics such as lattice-based cryptography, code-based crypto, and hash-based crypto, while examining the challenges, motivations, and proposed solutions for maintaining cybersecurity in a world of advancing quantum technology.