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Why Organizations Should Already Be Thinking about Q Day

Written by Arqit | May 29, 2026 4:01:47 PM

Quantum timelines are accelerating, and organisations are beginning to rethink how long today’s encrypted data will remain secure.

Daniel shiu explores why Q-Day matters, how “harvest now, decrypt later” attacks work, and why many organisations should be starting their post-quantum migration journey today.


 

 

 

29 May 2026