indicating a person or thing's identity, authentication is the process of verifying that identity. Authentication is relevant to multiple fields. In art...

Multi-factor authentication (MFA; two-factor authentication, or 2FA) is an electronic authentication method in which a user is granted access to a website...

An authenticator is a means used to confirm a user's identity, that is, to perform digital authentication. A person authenticates to a computer system...

'Basic' HTTP Authentication Scheme. Internet Engineering Task Force. sec. 2.1. doi:10.17487/RFC7617. RFC 7617. The 'Basic' HTTP Authentication Scheme. Internet...

July 2011. Digest access authentication was originally specified by RFC 2069 (An Extension to HTTP: Digest Access Authentication). RFC 2069 specifies roughly...

Mutual authentication or two-way authentication (not to be confused with two-factor authentication) refers to two parties authenticating each other at...

cryptography, a message authentication code (MAC), sometimes known as an authentication tag, is a short piece of information used for authenticating and integrity-checking...

services without re-entering authentication factors. It should not be confused with same-sign on (Directory Server Authentication), often accomplished by using...

Integrated Windows Authentication (IWA) is a term associated with Microsoft products that refers to the SPNEGO, Kerberos, and NTLMSSP authentication protocols...

build a system of authentication for web-based applications that solves or mitigates the issues of traditional password-based authentication. Zero-knowledge...

Extensible Authentication Protocol (EAP) is an authentication framework frequently used in network and internet connections. It is defined in RFC 3748...

In cryptography, deniable authentication refers to message authentication between a set of participants where the participants themselves can be confident...

Google Authenticator is a software-based authenticator by Google. It implements multi-factor authentication services using the time-based one-time password...

either keyed-hash message authentication code or hash-based message authentication code) is a specific type of message authentication code (MAC) involving...

may log in using any authentication mechanism supported by the server. It is mainly used by submission servers, where authentication is mandatory. SMTP...

answer ("response") to be authenticated. The simplest example of a challenge-response protocol is password authentication, where the challenge is asking...

Domain-based Message Authentication, Reporting and Conformance (DMARC) is an email authentication protocol. It is designed to give email domain owners...

NAUTH Number of authentication methods supported, uint8 AUTH Authentication methods, 1 byte per method supported The authentication methods supported...

Kerberos (/ˈkɜːrbərɒs/) is a computer-network authentication protocol that works on the basis of tickets to allow nodes communicating over a non-secure...

Key/Config-authentication is used to solve the problem of authenticating the keys of a person (say "person A") that some other person ("person B") is...

HTTP authentication may refer to: Basic access authentication Digest access authentication This disambiguation page lists articles associated with the...

Remote Authentication Dial-In User Service (RADIUS) is a networking protocol that provides centralized authentication, authorization, and accounting (AAA)...

(in other words, it is unforgeable: the encrypted message includes an authentication tag that the sender can calculate only while possessing the secret key)...

components: the transport layer provides server authentication, confidentiality, and integrity; the user authentication protocol validates the user to the server;...

Protocol (IP) networks. It supports network-level peer authentication, data origin authentication, data integrity, data confidentiality (encryption), and...

In information security, message authentication or data origin authentication is a property that a message has not been modified while in transit (data...

the authentication. Major authentication algorithms include passwords, Kerberos, and public key encryption. TACACS+ RADIUS Multi-factor authentication Universal...

Passwordless authentication is an authentication method in which a user can log in to a computer system without entering (and having to remember) a password...

Internet Authentication Service (IAS) is a component of Windows Server operating systems that provides centralized user authentication, authorization...

authentication protocol is a type of computer communications protocol or cryptographic protocol specifically designed for transfer of authentication data...