HTML Tag Reference - HTML tag <keygen>
The <keygen> tag marks a key-pair generator field used for forms.
Browser compatibility
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 |
 |
 |
 |
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|---|---|---|---|---|---|
<keygen> |
Yes | No | Yes | Yes | Yes |
What's new in HTML5
The <keygen> element is new in HTML5.
Attribute
| Attribute | Value | Description |
|---|---|---|
| autofocus | autofocus | Mark whether a <keygen> element should automatically get focus when the page loads |
| challenge | challenge | Set that the value of the <keygen> element should be challenged when submitted |
| disabled | disabled | disable that a <keygen> element |
| form | form_id | Set the owner form id for the <keygen> element |
| keytype | rsa dsa ec |
Set the security algorithm of the key |
| name | name | Set a name for the <keygen> element |
Global Attributes
The <keygen> tag supports the Global Attributes in HTML.
Event Attributes
The <keygen> tag supports the Event Attributes in HTML.
Default CSS Settings
None.
Example
<!DOCTYPE html>
<html>
<body>
<!-- w w w . j a v a2s.co m-->
<form action="demo.asp" method="get">
Username: <input type="text" name="usr_name">
Encryption: <keygen name="security">
<input type="submit">
</form>
</body>
</html>