package com.bestpay.bank.agreement.service.citic.settleAccount;
/*
- @author zhujiangtao
- @data 2019/11/29 10:02
*/
import sun.misc.BASE64Encoder;
import java.io.FileInputStream;
import java.security.PublicKey;
import java.security.cert.CertificateFactory;
import java.security.cert.X509Certificate;
public class Cerdemo {
public static void main(String[] args) throws Exception{
CertificateFactory cf = CertificateFactory.getInstance("X.509");
X509Certificate cert = (X509Certificate)cf.generateCertificate(new FileInputStream("e:/citic.cer"));
PublicKey publicKey = cert.getPublicKey();
BASE64Encoder base64Encoder=new BASE64Encoder();
String publicKeyString = base64Encoder.encode(publicKey.getEncoded());
System.out.println("-----------------公钥--------------------");
System.out.println(publicKeyString);
System.out.println("-----------------公钥--------------------");
}
}