ilmscore | Postquantum Signatures and Blockchain Costs Predictions
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Postquantum Signatures and Blockchain Costs

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A significant challenge with implementing postquantum signatures in blockchains is their larger size, which could lead to increased transaction fees, higher bandwidth and storage requirements, slower syncing, and greater pressure on smaller nodes.
"Most postquantum signatures and keys are bigger than what chains use today. Bigger signatures could ..."
Coin Bureau Coin Bureau
Dec 21, 2025
Correct
Will Quantum Computi...