label(A graphical control you can use to display text that a user can't change directly); badge(A small icon, image or title that is associated with a user's name and that provides a visual indication of their role, contribution level, or other achievement or affiliation); digital signature(Data that binds a sender's identity to the information being sent. A digital signature may be bundled with any message, file, or other digitally encoded information, or transmitted separately. Digital signatures are used in public key environments and provide authentication and integrity services)
