System.err.println("私钥签名——公钥验证签名");
// 产生签名
String sign = CertificateUtils.signToBase64(data.getBytes("utf-8"), keyStorePath, alias, password);
System.out.println("私钥签名:" + sign);
boolean status = CertificateUtils.verifySign(data.getBytes("utf-8"), sign, certificatePath);
System.err.println("公钥验签结果:" + status);
// 公钥加密——私钥解密
System.out.println("\n公钥加密——私钥解密");
byte[] encrypt = CertificateUtils.encryptByPublicKey(data.getBytes("utf-8"), certificatePath);
String encode = base64Encoding(encrypt);
System.out.println("公钥加密：" + encode);
//解密示例
byte[] decrypt = CertificateUtils.decryptByPrivateKey(Base64.getDecoder().decode(encode), keyStorePath, alias, password);
String outputStr = new String(decrypt,"utf-8");
System.out.println("解密后:" + outputStr);
