How to signing in on a public computer safely

What is single use code ?

Do you always check you email using the public computer ? Then,you can use a single- use code instead of your password for added security.Overview of single use code from Windows Live website.Apply only to Windows live user email (hotmail,msn)

A single-use code is a code you can use instead of your password when you sign in with your Windows Live ID. Each code can be used only one time, but you can request one whenever you need it. If you're signing in on a public computer—like at the library or school—using a single-use code helps keep your account information secure.When you request a single-use code, we send it in a text message to the mobile phone number that you've added to your Windows Live account.*

SINGLE USE CODE

NORMAL SIGN IN WITH PASSWORD

Single use code only can be used once and will expired after been used.You have to request a new single use code to sign-in again.

REQUEST SINGLE USE CODE