網路安全練習主機與電文資訊

主機URL: "http://class.softarts.cc/AppSecurity/encryptData.json"
Package 加密 Key: "zaq1xsw2cde3vfr4"
Password 加密 Key Prefix: "1qaz2wsx"

NSExceptionAllowsInsecureHTTPLoads
NSIncludesSubdomains

UDID登記表

//
//  Data+RNCryptor.swift
//  HelloMySecureApp
//
//  Created by Kent Liu on 2018/8/11.
//  Copyright © 2018年 SoftArts Inc. All rights reserved.
//

import Foundation
import RNCryptor

extension Data {
  
  
  
  func decrypt(key: String) -> Data? {
  
    // Convert base64 encoded data to original data
    guard let encryptedData = Data(base64Encoded: self) else {
      print("Fail to convert base64 to data.")
      return nil
    }
    
    guard let decryptedData = try? RNCryptor.decrypt(data: encryptedData, withPassword: key) else {
      assertionFailure("Fail to decrypt.")
      return nil
    }
    return decryptedData
  }
  
  func decryptToString(key: String) -> String? {
    guard let data = decrypt(key: key) else {
      return nil
    }
    guard let string = String(data: data, encoding: .utf8) else {
      print("Fail to convert data to string.")
      return nil
    }
    return string
  }
}