阿福的空虛世界

Java + X.509用java寫的..分析X.509的檔案用(像是.cer .crt之類(應該)) import java.io.*; import java.security.cert.*; public class x509{ public static void main(String[] args){ try{ InputStream inStream = new FileInputStream("124.cer"); CertificateFactory cf = CertificateFactory.getInstance("X.509"); X509Certificate cert = (X509Certificate)cf.generateCertificate(inStream); System.out.println("Certificate:"); System.out.println("...