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Learn about the concept, technologies and use-cases of federated identity, which is the means of linking a person's electronic identity and attributes across multiple distinct identity management systems. Find out how federated identity can enable single sign-on, cross-domain access, identity assurance and privacy compliance.
An identity provider (IdP) is a system entity that provides authentication services to relying applications within a federation or distributed network. Learn about different types of identity providers, such as OpenID, SAML, and OAuth, and their applications in cloud computing.
OpenID allows users to log in to multiple websites using a single identity provider and a unique identifier. It is an open standard promoted by the OpenID Foundation and supported by many large organizations and services.
Learn how to generate and use an app password to access your AOL Mail account on third-party email apps that do not use the AOL Mail sign-in page. App passwords are randomly generated codes that remain active even if you change your main account password.
Single sign-on (SSO) is an authentication scheme that allows a user to log in with a single ID to multiple software systems. Learn about the advantages, drawbacks, and security issues of SSO, as well as related concepts such as same-sign on, federated authentication, and social logons.
ADFS is a software component by Microsoft that provides single sign-on access to systems and applications across organizational boundaries. It uses claims-based authentication and identity federation to maintain security and trust between security realms.
A comprehensive list of notable OAuth service providers, with their OAuth protocol and OpenID Connect support status. Find out which providers support OAuth 1.0, OAuth 2.0, or both, and which ones offer OpenID Connect as well.
SAML 2.0 is a standard for exchanging authentication and authorization identities between security domains. It uses security tokens containing assertions to pass information about a principal between an identity provider and a service provider.