valtakirja — meaning in English

English meaning

credential adj Serving to introduce or recommend someone.
credentials noun Documents or qualifications that prove a person is who they claim to be or is qualified for a role.
license noun The American spelling of the noun licence: an official document or permission to own, use or do something. In British English the noun is spelled licence and license is the verb.
mandate noun An official order, command, or authorization to carry out a particular action.
proxy noun A person authorized to act or vote on behalf of someone else.
warrant noun An official document issued by a court or authority giving legal permission for an action, such as an arrest or search.

valtakirja is used for these senses in English:

credential (informal) Evidence of skill or excellence.
credentials documentary evidence of someone's right to credit or authority
letters patent (law) A type of legal document in the form of an open letter issued by an authority to direct that some action be taken; to grant a monopoly, right, status, or title to a person or organization; to record a contract.
license A legal document giving official permission to do something; a permit.
mandate An official or authoritative command; an order or injunction; a commission; a judicial precept; an authorization.
power of attorney (countable, legal) A legal document allowing one person to act as the agent of another.
proxy The authority to act for another, especially when written.
warrant (countable) An order that serves as authorization; especially a voucher authorizing payment or receipt of money.

noun Documents or qualifications that prove a person is who they claim to be or is qualified for a role.
noun A username and password, or similar details, used to log in to a system.