bby12345的博客

import java.io.FileInputStream; import java.io.IOException; import java.security.*; import java.security.cert.CertificateFactory; import java.security.spec.EncodedKeySpec; import java.security.sp...

Rsa001 rsa=new Rsa001(); KeyPair key=rsa.create(); byte[] pub=key.getPublic().getEncoded(); byte[] pri=key.getPrivate().getEncoded(); byte[] fileSign=rsa.sign("abc".getBytes(),pri); ...

Rsa001 rsa=new Rsa001(); byte[] sign=file2.getFileData(); String s = new String(sign); System.out.println("sign is "+s); String[] signatureInfo = s.split("&", 4); System.out.println("signat...