HTML <keygen> form Attribute

HTML keygen Tag Reference HTML <keygen> tag

Example

A <keygen> element located outside the form (but still a part of the form):

<form action="demo_keygen.asp" method="get" id="secureform">
  Username: <input type="text" name="usr_name">
  <input type="submit">
</form>

Encryption: <keygen name="security" form="secureform">

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Definition and Usage

The form attribute specifies one or more forms the <keygen> element belongs to.


Browser Support

The numbers in the table specify the first browser version that fully supports the attribute.

Attribute
form Yes Not supported Yes 6.0 Yes

Differences Between HTML 4.01 and HTML5

The <keygen> tag is new in HTML5.


Syntax

<keygen form="form_id">

Attribute Values

Value Description
form_id Specifies the form element the <keygen> element belongs to. The value of this attribute must be the id attribute of a <form> element in the same document.

HTML keygen Tag Reference HTML <keygen> tag

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