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Introduced in Windows Vista, User Account Control (UAC) offers an approach to encourage "super-user when necessary". The key to UAC lies in its ability to elevate privileges without changing the user context (user "Bob" is still user "Bob"). As always, it is difficult to introduce new security features without breaking compatibility with ...
User Account Control uses a combination of heuristic scanning and "application manifests" to determine if an application requires administrator privileges. Manifest files, first introduced with Windows XP, are XML files with the same name as the application and a suffix of ".manifest", e.g. Notepad.exe.manifest. When an application is started ...
In Windows NT and later systems derived from it (such as Windows 2000, Windows XP, Windows Server 2003, and Windows Vista/7/8/10/11), there must be at least one administrator account (Windows XP and earlier) or one able to elevate privileges to superuser (Windows Vista/7/8/10/11 via User Account Control). [12] In Windows XP and earlier systems ...
Privilege (computing) In computing, privilege is defined as the delegation of authority to perform security-relevant functions on a computer system. [ 1] A privilege allows a user to perform an action with security consequences. Examples of various privileges include the ability to create a new user, install software, or change kernel functions.
sudo. sudo ( / suːduː / [ 4]) is a program for Unix-like computer operating systems that enables users to run programs with the security privileges of another user, by default the superuser. [ 5] It originally stood for "superuser do", [ 6] as that was all it did, and it is its most common usage; [ 7] however, the official Sudo project page ...
Privilege escalation is the act of exploiting a bug, a design flaw, or a configuration oversight in an operating system or software application to gain elevated access to resources that are normally protected from an application or user. The result is that an application or user with more privileges than intended by the application developer or ...
Role-based access control is a policy-neutral access control mechanism defined around roles and privileges. The components of RBAC such as role-permissions, user-role and role-role relationships make it simple to perform user assignments. A study by NIST has demonstrated that RBAC addresses many needs of commercial and government organizations. [4]
One thing was true until Windows 7: the user shouldn't use the Admin account all the time. It needed to have a normal-account for day-to-day use, and an admin account only for making system changes. But with UAC, even and admin need to "authorize" applications to make changes, without this need of logging out and logging in again.