implementing-zero-knowledge-proof-for-authentication

No clear malware or supply-chain backdoor is present. The implementation contains a serious authentication flaw because verification fails to recompute the Fiat-Shamir challenge, allowing forged proofs without the private key. It also returns private key material, accepts passwords on the command line, and writes to an unrestricted user-supplied path. The displayed fragment additionally has a syntax error at the final main( call.