generateRSAKeyPair function
Generates an RSA key pair using the pointycastle package
Implementation
// Future<pc.AsymmetricKeyPair<pc.PublicKey, pc.PrivateKey >> generateRSAKeyPair({int bits = 2048}) async {
Future<p2pkeys.KeyPair> generateRSAKeyPair({int bits = 2048}) async {
var generator = RSAKeyGenerator();
var params = pc.RSAKeyGeneratorParameters(BigInt.from(65537), bits, 64);
generator.init(pc.ParametersWithRandom( params, fortunaRandom()));
final rsaKeyPair = generator.generateKeyPair();
// RsaKeyPair(RsaPublicKey(), RsaPrivateKey());
final pubKey = rsa.RsaPublicKey(rsaKeyPair.publicKey as pc.RSAPublicKey);
final privKey = rsa.RsaPrivateKey(rsaKeyPair.privateKey as pc.RSAPrivateKey, pubKey);
return p2pkeys.KeyPair(pubKey, privKey);
}