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  2. Oracle Communications Messaging Server - Wikipedia

    en.wikipedia.org/wiki/Oracle_Communications...

    Oracle Communications Messaging Server is Oracle's messaging server software. The software was obtained by Oracle as part of the company's acquisition of Sun in 2010. Oracle's Messaging Server could potentially be the most widely deployed commercial email server on the planet, with claims of 150 million mailboxes deployed worldwide (mostly by ...

  3. Privilege (computing) - Wikipedia

    en.wikipedia.org/wiki/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.

  4. Protection ring - Wikipedia

    en.wikipedia.org/wiki/Protection_ring

    In computer terms, supervisor mode is a hardware-mediated flag that can be changed by code running in system-level software. System-level tasks or threads may [a] have this flag set while they are running, whereas user-level applications will not. This flag determines whether it would be possible to execute machine code operations such as ...

  5. Oracle Application Server - Wikipedia

    en.wikipedia.org/wiki/Oracle_Application_Server

    The Oracle Application Server 10g (the "g" stands for grid) [citation needed] (short Oracle AS), consists of an integrated, standards-based software platform. It forms part of Oracle Corporation 's Fusion Middleware technology stack .

  6. Privilege escalation - Wikipedia

    en.wikipedia.org/wiki/Privilege_escalation

    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.

  7. File-system permissions - Wikipedia

    en.wikipedia.org/wiki/File-system_permissions

    NTFS implemented in Microsoft Windows NT and its derivatives, use ACLs [1] to provide a complex set of permissions. OpenVMS uses a permission scheme similar to that of Unix. There are four categories (system, owner, group, and world) and four types of access permissions (Read, Write, Execute and Delete).

  8. Superuser - Wikipedia

    en.wikipedia.org/wiki/Superuser

    In Unix-like computer OSes (such as Linux), root is the conventional name of the user who has all rights or permissions (to all files and programs) in all modes (single- or multi-user). Alternative names include baron in BeOS and avatar on some Unix variants. [2] BSD often provides a toor ("root" written backward) account in addition to a root ...

  9. setuid - Wikipedia

    en.wikipedia.org/wiki/Setuid

    The Unix and Linux access rights flags setuid and setgid (short for set user identity and set group identity) [1] allow users to run an executable with the file system permissions of the executable's owner or group respectively and to change behaviour in directories. They are often used to allow users on a computer system to run programs with ...