登陆时传参（加密的手机号和密码）

Android客户端加密的类文件：

package com.xwtec.qhmcc.ui.activity.home.des;

import java.security.Key;

import javax.crypto.Cipher;
import javax.crypto.SecretKeyFactory;
import javax.crypto.spec.DESedeKeySpec;
import javax.crypto.spec.IvParameterSpec;

import android.util.Base64;

public class Des3 {
    public static void main(String[] args) throws Exception {
    	
    	byte[] key=Base64.decode("55ef3d47f0f6ac3df36cfa28dad02c18".getBytes(), Base64.DEFAULT);
         
        String value = "";
        byte[] data=value.getBytes("UTF-8");
         
        System.out.println("ECB加密解密");
        byte[] str3 = Des3.des3EncodeECB(key,data );
        byte[] str4 = Des3.ees3DecodeECB(key, str3);
         
      
        System.out.println(new String(Base64.encode(str3,  Base64.DEFAULT),"UTF-8"));
        System.out.println(new String(str4, "UTF-8"));
    }
    /**
     * CBC加密活动专用,只传一个参数
     * @param key 密钥
     * @param keyiv IV
     * @param data 明文
     * @return Base64编码的密文
     * @throws Exception
     */
    public static byte[] toEncodeECB(byte[] data)
            throws Exception {
        byte[] key=Base64.decode("55ef3d47f0f6ac3df36cfa28dad02c18".getBytes(), Base64.DEFAULT);
        byte[] keyiv = { 1, 2, 3, 4, 5, 6, 7, 9 };
        byte[] str5 = des3EncodeCBC(key, keyiv, data);
        return str5;
    }
    /**
     * ECB加密,不要IV
     * @param key 密钥
     * @param data 明文
     * @return Base64编码的密文
     * @throws Exception
     */
    public static byte[] des3EncodeECB(byte[] key, byte[] data)
            throws Exception {
        Key deskey = null;
        DESedeKeySpec spec = new DESedeKeySpec(key);
        SecretKeyFactory keyfactory = SecretKeyFactory.getInstance("desede");
        deskey = keyfactory.generateSecret(spec);
        Cipher cipher = Cipher.getInstance("desede" + "/ECB/PKCS5Padding");
        cipher.init(Cipher.ENCRYPT_MODE, deskey);
        byte[] bOut = cipher.doFinal(data);
        return bOut;
    }
    /**
     * ECB解密,不要IV
     * @param key 密钥
     * @param data Base64编码的密文
     * @return 明文
     * @throws Exception
     */
    public static byte[] ees3DecodeECB(byte[] key, byte[] data)
            throws Exception {
        Key deskey = null;
        DESedeKeySpec spec = new DESedeKeySpec(key);
        SecretKeyFactory keyfactory = SecretKeyFactory.getInstance("desede");
        deskey = keyfactory.generateSecret(spec);
        Cipher cipher = Cipher.getInstance("desede" + "/ECB/PKCS5Padding");
        cipher.init(Cipher.DECRYPT_MODE, deskey);
        byte[] bOut = cipher.doFinal(data);
        return bOut;
    }
    /**
     * CBC加密
     * @param key 密钥
     * @param keyiv IV
     * @param data 明文
     * @return Base64编码的密文
     * @throws Exception
     */
    public static byte[] des3EncodeCBC(byte[] key, byte[] keyiv, byte[] data)
            throws Exception {
        Key deskey = null;
        DESedeKeySpec spec = new DESedeKeySpec(key);
        SecretKeyFactory keyfactory = SecretKeyFactory.getInstance("desede");
        deskey = keyfactory.generateSecret(spec);
        Cipher cipher = Cipher.getInstance("desede" + "/CBC/PKCS5Padding");
        IvParameterSpec ips = new IvParameterSpec(keyiv);
        cipher.init(Cipher.ENCRYPT_MODE, deskey, ips);
        byte[] bOut = cipher.doFinal(data);
        return bOut;
    }
    /**
     * CBC解密
     * @param key 密钥
     * @param keyiv IV
     * @param data Base64编码的密文
     * @return 明文
     * @throws Exception
     */
    public static byte[] des3DecodeCBC(byte[] key, byte[] keyiv, byte[] data)
            throws Exception {
        Key deskey = null;
        DESedeKeySpec spec = new DESedeKeySpec(key);
        SecretKeyFactory keyfactory = SecretKeyFactory.getInstance("desede");
        deskey = keyfactory.generateSecret(spec);
        Cipher cipher = Cipher.getInstance("desede" + "/CBC/PKCS5Padding");
        IvParameterSpec ips = new IvParameterSpec(keyiv);
        cipher.init(Cipher.DECRYPT_MODE, deskey, ips);
        byte[] bOut = cipher.doFinal(data);
        return bOut;
    }
}

调用：

String remLoginMobile = MainApplication.getIns().getMainAppMobile();
				byte[] key=Base64.decode("55ef3d47f0f6ac3df36cfa28dad02c18".getBytes(), Base64.DEFAULT);
				try {
					byte[] data = remLoginMobile.getBytes("UTF-8");
					byte[] str3 = Des3.des3EncodeECB(key,data );
					String remLoginMobiles = new String(Base64.encode(str3,  Base64.DEFAULT),"UTF-8");
					System.out.println("ECB加密" + remLoginMobiles);
			        byte[] str4 = Des3.ees3DecodeECB(key, str3);
			        String bbbb = new String(str4, "UTF-8");
			        System.out.println("ECB解密" + bbbb);
					url += remLoginMobiles;
				} catch (Exception e) {
					e.printStackTrace();
				}

已经测试过，成功加密和解密。

服务端加密和解密的类文件：

package com.ailk.ech.imss.view.QINH.activity.MovieTicket;

import java.security.Key;
import javax.crypto.Cipher;
import javax.crypto.SecretKeyFactory;
import javax.crypto.spec.DESedeKeySpec;
import javax.crypto.spec.IvParameterSpec;

import org.jfree.util.Log;

import sun.misc.BASE64Decoder;
import sun.misc.BASE64Encoder;
public class Des3 {
    public static void main(String[] args) throws Exception {
        byte[] key=new BASE64Decoder().decodeBuffer("55ef3d47f0f6ac3df36cfa28dad02c18");
        byte[] keyiv = { 1, 2, 3, 4, 5, 6, 7, 9 };
        byte[] data="13511112222".getBytes("UTF-8");
        System.out.println("ECB加密解密");
        byte[] str3 = des3EncodeECB(key,data );
        byte[] str4 = ees3DecodeECB(key, str3);
        System.out.println(new BASE64Encoder().encode(str3));
        System.out.println(new String(str4, "UTF-8"));
        System.out.println("CBC加密解密");
        byte[] str5 = des3EncodeCBC(key, keyiv, data);
        System.out.println(new BASE64Encoder().encode(str5));
    }
    /**
     * CBC加密活动专用,只传一个参数
     * @param key 密钥
     * @param keyiv IV
     * @param data 明文
     * @return Base64编码的密文
     * @throws Exception
     */
    public static byte[] toEncodeECB(byte[] data)
            throws Exception {
        Key deskey = null;
        byte[] key=new BASE64Decoder().decodeBuffer("55ef3d47f0f6ac3df36cfa28dad02c18");
        byte[] keyiv = { 1, 2, 3, 4, 5, 6, 7, 9 };
        byte[] str5 = des3EncodeCBC(key, keyiv, data);
        return str5;
    }
    /**
     * ECB加密,不要IV
     * @param key 密钥
     * @param data 明文
     * @return Base64编码的密文
     * @throws Exception
     */
    public static byte[] des3EncodeECB(byte[] key, byte[] data)
            throws Exception {
        Key deskey = null;
        DESedeKeySpec spec = new DESedeKeySpec(key);
        SecretKeyFactory keyfactory = SecretKeyFactory.getInstance("desede");
        deskey = keyfactory.generateSecret(spec);
        Cipher cipher = Cipher.getInstance("desede" + "/ECB/PKCS5Padding");
        cipher.init(Cipher.ENCRYPT_MODE, deskey);
        byte[] bOut = cipher.doFinal(data);
        return bOut;
    }
    /**
     * ECB解密,不要IV
     * @param key 密钥
     * @param data Base64编码的密文
     * @return 明文
     * @throws Exception
     */
    public static byte[] ees3DecodeECB(byte[] key, byte[] data)
            throws Exception {
        Key deskey = null;
        DESedeKeySpec spec = new DESedeKeySpec(key);
        SecretKeyFactory keyfactory = SecretKeyFactory.getInstance("desede");
        deskey = keyfactory.generateSecret(spec);
        Cipher cipher = Cipher.getInstance("desede" + "/ECB/PKCS5Padding");
        cipher.init(Cipher.DECRYPT_MODE, deskey);
        byte[] bOut = cipher.doFinal(data);
        return bOut;
    }
    /**
     * CBC加密
     * @param key 密钥
     * @param keyiv IV
     * @param data 明文
     * @return Base64编码的密文
     * @throws Exception
     */
    public static byte[] des3EncodeCBC(byte[] key, byte[] keyiv, byte[] data)
            throws Exception {
        Key deskey = null;
        DESedeKeySpec spec = new DESedeKeySpec(key);
        SecretKeyFactory keyfactory = SecretKeyFactory.getInstance("desede");
        deskey = keyfactory.generateSecret(spec);
        Cipher cipher = Cipher.getInstance("desede" + "/CBC/PKCS5Padding");
        IvParameterSpec ips = new IvParameterSpec(keyiv);
        cipher.init(Cipher.ENCRYPT_MODE, deskey, ips);
        byte[] bOut = cipher.doFinal(data);
        return bOut;
    }
    /**
     * CBC解密
     * @param key 密钥
     * @param keyiv IV
     * @param data Base64编码的密文
     * @return 明文
     * @throws Exception
     */
    public static byte[] des3DecodeCBC(byte[] key, byte[] keyiv, byte[] data)
            throws Exception {
        Key deskey = null;
        DESedeKeySpec spec = new DESedeKeySpec(key);
        SecretKeyFactory keyfactory = SecretKeyFactory.getInstance("desede");
        deskey = keyfactory.generateSecret(spec);
        Cipher cipher = Cipher.getInstance("desede" + "/CBC/PKCS5Padding");
        IvParameterSpec ips = new IvParameterSpec(keyiv);
        cipher.init(Cipher.DECRYPT_MODE, deskey, ips);
        byte[] bOut = cipher.doFinal(data);
        return bOut;
    }
}