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cs.DC2026
Caliper-in-the-Loop: Black-Box Optimization for Hyperledger Fabric Performance Tuning
Yash Madhwal, Arseny Bolotnikov, Mark Prikhno +5
Hyperledger Fabric performance depends on many interacting configuration parameters, making manual tuning difficult. We study automated throughput tuning by treating benchmarking a…
cs.CR2026
Chain Reactions: How Nonce Collisions in ECDSA Compromise Polygon MEV Searchers
Yash Madhwal, Andrey Seoev, Raffaele Della Pietra +2
ECDSA signatures form the bedrock of blockchain transaction authentication, yet their security critically depends on proper nonce generation. We uncover a critical vulnerability in…