keytool.exe -genkey -alias juheon -keyalg RSA -keypass 1234qwer -storepass 1234qwer -keystore juheon.jks keytool.exe -export -alias juheon -storepass 1234qwer -file juheon.cer -keystore juheon.jks keytool.exe -importkeystore -srckeystore juheon.jks -destkeystore juheon.key.p12 -deststoretype PKCS12 D:\Java\32bit\jdk1.5.0_22\jre\lib\security\cacert D:\Java\32bit\jdk1.5.0_22\bin\keytool.exe -import -alias tsasample -keystore D:\Java\32bit\jdk1.5.0_22\jre\lib\security\cacert -file D:\workspace\Servers\tsa-server-web-config\tomcat.cer keytool -import -alias somansa -keystore C:\Program Files\Java\jdk1.8.0_102\jre\lib\security\cacert -file c:\somansa.cer #인증서 생성 keytool -genkey -alias keyAlias -keyalg RSA -keypass changeit -storepass changeit –validity 9999 -keystore keystore.jks keytool -export -alias keyAlias -storepass changeit -file server.cer -keystore keystore.jks keytool -import -v -trustcacerts -alias keyAlias -file server.cer -keystore cacerts.jks -keypass changeit
import java.security.InvalidKeyException; import javax.crypto.BadPaddingException; import javax.crypto.Cipher; import javax.crypto.IllegalBlockSizeException; import javax.crypto.spec.SecretKeySpec; import sun.misc.BASE64Decoder; import sun.misc.BASE64Encoder; public class Test { private static SecretKeySpec key = null; private static Cipher cipher = null; private static void setUp() throws Exception { byte[] bkey = "tjdehdrncjddkaghghkahebfzltkdlwm".getBytes(); key = new SecretKeySpec(bkey, "SEED"); cipher = Cipher.getInstance( "SEED/CBC/PKCS5Padding" ); } public static void main(String [] args) throws Exception { setUp(); byte [] encryptionBytes = null; String input = "ABC123가나다"; System.out.println( "Entered: " + input ); encryptionBytes = encrypt( input ); BASE64Encoder encoder = new B