2fa verification code error

look at the problematic code:Logon part:CODE: Tr> Tr> Tr> Td> Tr> ?> There is no problem here. Let's look at the login verification code (I think this verification idea is also used by most people ):CODE: /*------------------------------------------------------*/ // -- Verify the login information /*-----------------

the creation time//in JSON, where Ali's fastjsonhttpsession session = Request.getsession () is used; json = new Jsonobject () ; Json.put ("Verifycode", Verifycode); Json.put ("Createtime", System.currenttimemillis ());// Deposit the authentication code in Sessionrequest.getsession (). SetAttribute ("Verifycode", JSON); return "Success";} catch (Exception e) {e.printstacktrace ();} return null;}　　Submit Registration/** * * Register */@RequestMapping (

Python Road (13th) "Day21" Time module, random module, string module, verification code practiceOne, Time modulethree types of time representationIn Python, there are usually several ways to represent time: Timestamp (timestamp): Typically, a timestamp represents an offset that is calculated in seconds, starting January 1, 1970 00:00:00. (from 1970 to now this moment total number of seconds) we run

/ShowExPwd.aspx", B,Aspcookie, out header); // obtain the verification code ImageThis. picturebox1.image = IMG; 5) The user enters the user name, password, and verification code, and then posts the clientkey separated from the preceding client key to http://passport.csdn.net/userlogin.aspxfor

1.views.pyfrom django.shortcuts Import Render, HttpResponse fromdjango.http import jsonresponseFrom Django.contrib Import AuthFrom PIL import Image, Imagedraw, ImagefontImport RandomFrom IO import Bytesio# Create your views here.# Self-generated verification code loginDEF login (Request):if Request.method = = "POST":# Initialize a data returned to Ajaxret = {"status": 0, "msg": ""}# take the username and pa