How to fix the expiration of the backend key in IE

Some cross-site scripts can exploit this vulnerability to delete the cache, resulting in invalid webpage backend keys. Originally embedded in IE 8XSS filterHowever, some malicious programs tamper with the security settings of IE 8, or disable it from the perspective of compatibility. Actually, enableXSS filterIs necessary. Just like the brakes of a car, even if you want the car to run faster, the brakes must be ready.

Regression topic. To solve the problem of IE 8 backend key failure, Xiaoyi finds the following two solutions:

• Method 1: Fixit automatic repair

  ClickSolutionThis problemLink. Then clickFile DownloadIn the dialog box,Run", Follow the steps in the wizard to perform the operation.
  
  
  Solve this problem
  Microsoft Fix it 50575
  
  Note:: If the computer you are using does not have this problem, you can save the automatic repair feature to the flash drive or CD, and then you can run this feature on the computer where this problem occurs.

• Method 2: manually modify

  Open Internet Explorer 8 and click"Tools> Internet Options".
  (IfToolsOption is not visible, press the combination key on the keyboard"Alt + T"Bring Up the toolbar)
  
  
  Collapse the image and expand the image.

   
  
  
  Switch to"Security"Tab, select"Internet"Area, and then click"Custom level"Button.
  
  
  Collapse the image and expand the image.

   
  
  
  In theScriptUnder ", find"Enable XSS filter", Select"Enable". PressOKSave the changes.
  
  
  Collapse the image and expand the image.

   
  
  
  After the confirmation dialog box is displayed, click"Yes"Continue.
  
  
  Collapse the image and expand the image.

   
  
  
  Click"OK"Exit the Internet option settings window.
  
  
  Collapse the image and expand the image.