<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>HTML5 keygen tag</title> </head> <body> <form action="demo_keygen.asp" method="get"> Username: <input type="text" name="usr_name"> Encryption: <keygen name="security"> <input type="submit"> </form> <p><strong>Note:</strong> The keygen tag is not supported in Internet Explorer.</p> </body> </html>