?? rsaencryption.java
字號:
package src;
import java.security.*;
import javax.crypto.Cipher;
public class RSAEncryption {
public static byte[] encrypt(PublicKey publicKey, byte[] obj) {
if (publicKey != null) {
try {
Cipher cipher = Cipher.getInstance("RSA");
cipher.init(Cipher.ENCRYPT_MODE, publicKey);
return cipher.doFinal(obj);
} catch (Exception e) {
e.printStackTrace();
}
}
return null;
}
}
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