Usually credentials.evidence of authority, status, rights, entitlement to privileges, or the like, usually in written form: Only those with the proper credentials are admitted.
anything that provides the basis for confidence, belief, credit, etc.
verb (used with object),cre·den·tialed,cre·den·tial·ing or especially Britishcre·den·tialled,cre·den·tial·ling.
to grant credentials to, especially educational and professional ones: She has been credentialed to teach math.
adjective
providing the basis for confidence, belief, credit, etc.
"letters entitling the bearer to certain credit or confidence," 1670s, from Medieval Latin credentialis, from credentia (see credence). Probably immediately as a shortening of letters credential (1520s, with French word order); earlier was letter of credence (mid-14c.).
credential
n.
"that which entitles to credit," 1756, probably a back-formation from credentials. Earlier in English as an adjective, "confirming, corroborating" (late 15c.). As a verb, "provide with credentials," by 1828 (implied in dredentialed).
