Html elements keygen, command, and progress

keygen element The HTML keygen element exists to facilitate generation of key material, and submission of the public key as part of an HTML form, command element The command element represents a command which the user can invoke, progress element The HTML progress (<progress>) element is used to view the completion progress of a task. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

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keygen keygen and command, keygen, command, and progress

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