
Weak-RNG stream-sweep research (CVE-2026-71851 class): PRNG schemes x seeds -> BIP39 -> victim set membership
Research tool: enumerates PRNG schemes x uint32 seeds, derives BIP39 wallets, checks membership against a victim address set (defensive research, illbloom-style).
Schemes: 0-10 (illbloom: MT19937/glibc/Java/LCG/xorshift), 11-13 (glibc-31 LCG), 14-15 (crypto-js 3.3.0 WordArray.random MWC port, byte-verified vs node).
Run: Actions -> mwc-sweep -> Run workflow.