Domain-based Isolated Mailboxes

A method for providing isolated mail address via authentication, the method comprising:

• under control of a system of an identity provider,
• registering an auth-client application for a service by a service administrator of the service;
• under control of a system of the service,
• displaying an auth-button of the identity provider for the auth-client application on the service;
• under control of a server of the identity provider,
• receiving a request from the service to authorize a release of protected data of a user who has requested access to the service, the request initiated by the user by clicking the auth-button;
• responsive to receiving the request, authenticating the user;
• responsive to authenticating the user, receiving a permission from the user, the permission authorizing the release of protected data of the user;
• responsive to authorizing the release, creating an email address;
• associating the email address with the user;
• associating the email address with at least one of:
• the service;
• a primary domain of the service;
• or
• the auth-client application;
• releasing the protected data of the user to the service, wherein the released data comprises the email address;
• and
• under control of a mail handling server,
• receiving an electronic mail from an external source to the email address;
• and
• validating the electronic mail by performing one or more checks using information extracted from the electronic mail to determine whether or not the electronic mail is allowed for the email address;
• wherein the information extracted from at least one of:
• envelope part of the electronic mail;
• or p2 message part of the electronic mail;
• wherein the validating step comprises loading a configuration for the email address using an information associated with the email address;
• wherein the configuration comprises one or more domains authorized by an entity of the service to send one or more electronic mail to the email address;
• wherein the entity is a human.