A quantum-safe communication link has been established in Chile's critical electrical infrastructure, marking a significant milestone in protecting against future quantum computer-based threats. SeQure Quantum's deployment utilizes a combination of quantum random number generation, post-quantum cryptography, and high-security encryptors to safeguard communications between the Coordinador Eléctrico Nacional and an electricity sector operator. This project counters the "Harvest Now, Decrypt Later" threat, where attackers collect encrypted data with the intention of decrypting it later using quantum computers1. The successful deployment, supported by Thales Group, demonstrates the urgency of migrating to post-quantum cryptography to stay ahead of potential quantum-based attacks. As quantum computing capabilities advance, the timeline for cryptographic migration narrows, emphasizing the need for prompt planning and implementation of quantum-safe solutions. This development matters to cybersecurity practitioners as it highlights the increasing importance of proactively addressing quantum-related threats to prevent potential breaches in critical infrastructure.