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In computer security, logging in (or logging on, signing in, or signing on) is the process by which an individual gains access to a computer system or program by identifying and authenticating themselves.
Access control systems provide the essential services of authorization, identification and authentication (I&A), access approval, and accountability where: authorization specifies what a subject can do; identification and authentication ensure that only legitimate subjects can log on to a system
Metropolitan Transportation Authority. The Metropolitan Transportation Authority (MTA) provides local and express bus, subway, and commuter rail service in Greater New York, and operates multiple toll bridges and tunnels in New York City. Overview.
Logging in. Creating a user account means that you supply a username (your real name or a nickname) and a password. The system will reject a username that is already in use. A user account is created only once. You are then "logged in".
In computer security, mandatory access control ( MAC) refers to a type of access control by which a secured environment (e.g., an operating system or a database) constrains the ability of a subject or initiator to access or modify on an object or target. [1] In the case of operating systems, the subject is a process or thread, while objects are ...
IT regulatory standards for access to federal government systems require the use of multi-factor authentication to access sensitive IT resources, for example when logging on to network devices to perform administrative tasks and when accessing any computer using a privileged login.
Attribute-based access control is sometimes referred to as policy-based access control (PBAC) or claims-based access control (CBAC), which is a Microsoft-specific term. The key standards that implement ABAC are XACML and ALFA (XACML).
Single sign-on (SSO) is an authentication scheme that allows a user to log in with a single ID to any of several related, yet independent, software systems. True single sign-on allows the user to log in once and access services without re-entering authentication factors.
In computer systems security, role-based access control (RBAC) or role-based security is an approach to restricting system access to authorized users, and to implementing mandatory access control (MAC) or discretionary access control (DAC).
Account settings. Customize your Wikipedia experience. Change your preferences. Change your signature. Change your username. Confirm your email address. Delete your account. Log in (troubleshooting) User page help.