AES128HelperAES128 used for encryption or decrypt, apply the ECB mode, pcks5 or pcks7 padding.License: MITObjective CAliPay_SDKAli Pay iOS SDK.License: MITObjective CTencent_SDKTencent Open iOS SDK.License: MITObjective CWeChat_SDKTencent WeChat iOS SDK.License: MITObjective CXWDeviceUtilUIDevice+UtilLicense: MITObjective C
