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LayerZero’s Aerie Compresses Thousands of Post‑Quantum Signatures Into Small Proofs

Benchmarks show sub-second aggregation and roughly 42‑byte averages per signature, a result that could make blockchain moves to quantum‑safe cryptography far less burdensome.

Overview

  • The Aerie research team, which unveiled the system on Friday, October 16, 2026, reported aggregating 32,768 Falcon‑512 signatures in 0.65 seconds on an Apple M4 Max laptop and producing aggregates that average about 42 bytes per signature.
  • Aerie combines NIST‑standardized Falcon signatures with a lattice‑based polynomial commitment called Akita to collapse large batches of individual post‑quantum signatures into a single compact proof while retaining small per‑signature salts so verifiers can check hashes.
  • In lab comparisons the team says Aerie beats earlier Falcon aggregation work (Orthus) on proof speed and size and outperforms Ethereum’s hash‑based leanVM in throughput, reporting about 29x faster consensus signing and larger gains for stateless transactions in their benchmarks.
  • The results are research benchmarks run on consumer CPU hardware with no GPU acceleration, and the authors caution these tests do not prove how Aerie would perform on a live blockchain; Ethereum has not adopted Aerie and still targets full quantum resistance by December 2029.
  • If Aerie’s approach proves robust in real networks it could lower hardware and bandwidth barriers for validators and preserve some privacy features that hash‑only designs struggle to support, but the method brings its own implementation and security tradeoffs that will need careful review.