#includeCPubKey pubkey; CKey key; key.MakeNewKey(true); pubkey = key.GetPubKey();
#includeThis code verifies a digital signature by passing the signature, message, and public key into the Verify() method of the CMessageSigner class. Package library: Bitcoin-core C++ library.#include CPubKey pubkey; CMessageSigner msgSigner; std::vector vchSig, vchMessage; bool fSignatureVerified; //set vchMessage and vchSig fSignatureVerified = msgSigner.Verify(pubkey, vchSig, vchMessage);