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  2. File locking - Wikipedia

    en.wikipedia.org/wiki/File_locking

    ) Byte-range locking may also have other side-effects on the Windows system. For example, the Windows file-sharing mechanism will typically disable client side caching of a file for all clients when byte-range locks are used by any client. The client will observe slower access because read and write operations must be sent to the server where ...

  3. Windows File Protection - Wikipedia

    en.wikipedia.org/wiki/Windows_File_Protection

    Windows Resource Protection aims to protect core registry keys and values and prevent potentially damaging system configuration changes, besides operating system files. The non-use of ACLs in Windows File Protection was a design choice: Not only did it allow operation on non-NTFS systems, but it prevented those same "bad" installers from ...

  4. Local Security Authority Subsystem Service - Wikipedia

    en.wikipedia.org/wiki/Local_Security_Authority...

    Local Security Authority Subsystem Service (LSASS) [1] is a process in Microsoft Windows operating systems that is responsible for enforcing the security policy on the system. It verifies users logging on to a Windows computer or server, handles password changes, and creates access tokens. [2] It also writes to the Windows Security Log.

  5. Sasser (computer worm) - Wikipedia

    en.wikipedia.org/wiki/Sasser_(computer_worm)

    The shutdown.exe file is not available by default within Windows 2000, but can be installed from the Windows 2000 resource kit. It is available in Windows XP. A second option to stop the worm from shutting down a computer is to change the time and/or date on its clock to earlier; the shutdown time will move as far into the future as the clock ...

  6. User Account Control - Wikipedia

    en.wikipedia.org/wiki/User_Account_Control

    User Account Control (UAC) is a mandatory access control enforcement feature introduced with Microsoft's Windows Vista [1] and Windows Server 2008 operating systems, with a more relaxed [2] version also present in Windows 7, Windows Server 2008 R2, Windows 8, Windows Server 2012, Windows 8.1, Windows Server 2012 R2, Windows 10, and Windows 11 ...

  7. IP address blocking - Wikipedia

    en.wikipedia.org/wiki/IP_address_blocking

    Unix-like operating systems commonly implement IP address blocking using a TCP wrapper, configured by host access control files /etc/hosts.deny and /etc/hosts.allow.. Both companies and schools offering remote user access use Linux programs such as DenyHosts or Fail2ban for protection from unauthorized access while allowing permitted remote access.

  8. AOL Mail

    mail.aol.com/?icid=aol.com-nav

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. Network security - Wikipedia

    en.wikipedia.org/wiki/Network_security

    Network security are security controls, policies, processes and practices adopted to prevent, detect and monitor unauthorized access, misuse, modification, or denial of a computer network and network-accessible resources. [1] Network security involves the authorization of access to data in a network, which is controlled by the network ...