code: public static String decryptData(String base64EncryptedInfo, String certPath, 
  			String certPwd, String encoding) {
  		return SecureUtil.decryptData(base64EncryptedInfo, encoding, CertUtil
  				.getSignCertPrivateKeyByStoreMap(certPath, certPwd));
  	}
docs: 敏感信息解密,通过传入的私钥解密<br>
  @param base64EncryptedInfo 加密信息<br>
  @param certPath 私钥文件（带全路径）<br>
  @param certPwd 私钥密码<br>
  @param encoding<br>
  @return