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An AuthInfo code (authorization code) is a special verification code used to transfer a domain name from one registrar to another. It helps confirm that the transfer request was initiated by an authorized party and that the domain can be moved securely.
In simple terms, an AuthInfo code is the “key” used for a domain transfer. It is also commonly called a transfer code, auth code, or EPP code (depending on the zone and terminology). The format, issuance method, and validity period may differ by domain zone and registrar.
It is an authorization code used to transfer a domain to another registrar. In many domain zones, a transfer cannot be completed or confirmed without it.
Often yes — in practice these are commonly used names for the same transfer authorization code. However, terminology can vary depending on the domain zone, registry, and registrar interface.
Because this code is used to authorize a domain transfer. Sharing it with unauthorized parties may create a risk of an unauthorized transfer. Treat it as sensitive data and share it only when necessary through secure channels.