Creating a sign-in seal is fast and easy:

1. On any sign-in page, click "Prevent Password Theft" at the top of the sign-in box.
2. On the sign-in seal set-up page, click "Create a text seal" or "Upload an image."
3. Type your secret message or select an image:

If you're creating a message, type up to three lines of text in the spaces provided. Each line can have up to 7 characters. Pick a message that someone else will not be able to guess. Don't include your Yahoo! ID or password in the message.

If you're using an image, click the "Browse" button and locate the image on your computer. For tips on choosing an image, see What picture can I use for a sign-in seal?

4. If you want, select a background color for your sign-in seal. To see more colors, click "See more volors." The color will help you identify your seal whenever you sign in on this computer.
5. Click the "Preview" button to see how your seal will look when it's displayed.
6. When you're satisfied with the seal, click "Save This Seal."