wabc wrote: I want get the data that IE browser send to the server before the sending action is executed,encrypt the data,and then give the crypto-data to the browser for sending to the server! I've never tried it, but..... You could try and trap the BeforeNavigate2 event. When you get this, call the Stop method, encrypt your data and then call the Navigate2 method. As I say, I've never tried this, but it looks OK.... Dave.