Australia has moved from awareness to structured execution under the Australian Signals Directorate (ASD) and Australian Cyber Security Centre (ACSC) guidance. It is not the loudest, but it is the most disciplined in the Five Eyes on migration planning. 1. National Mandate: ASD and ACSC’s PQC Transition Framework The ACSC’s Planning for Post Quantum Cryptography guidance (2022–2025) sets a three stage LATICE based timeline: Refined transition plan by end 2026 Migration begun