FACTOID # 10: The total number of state executions in 2005 was 60: 19 in Texas and 41 elsewhere. The racial split was 19 Black and 41 White.
 
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Encyclopedia > Local Security Authority Subsystem Service

Local Security Authority Subsystem Service (LSASS), 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 and creates security tokens. In computing, a process is a running instance of a program, including all variables and other states. ... Microsoft Windows is a family of operating systems by Microsoft. ... To meet Wikipedias quality standards, this article or section may require cleanup. ... In the Windows NT architecture, a token is a system object (type name Token) representing the subject in access control operations, i. ...


Trivia

The Sasser worm exploited a vulnerability in LSASS [1] to spread via a remote buffer overflow in computers running Microsoft Windows XP and Windows 2000. The worm is particularly potent in that it can spread without any interaction with humans, nor does it 'travel by email' like many other worms. The Sasser worm is a computer worm that affects computers running vulnerable versions of the Microsoft operating systems Windows XP and Windows 2000. ... In computer security and programming, a buffer overflow, or buffer overrun, is an anomalous condition where a process attempts to store data beyond the boundaries of a buffer. ... Windows XP is a line of operating systems developed by Microsoft for use on general-purpose computer systems, including home and business desktops, notebook computers, and media centers. ... Windows 2000 (also referred to as Win2K or W2K) is a preemptible and interruptible, graphical, business-oriented operating system that is designed to work with either uniprocessor or symmetric multi-processor (SMP) 32-bit Intel x86 computers. ...


Should the lsass.exe program end, for example, by the Sasser worm's effects, then a countdown timer will appear on the screen, advising the user to save their work and close all programs before the computer shuts off. This timer, however, can be thwarted by changing the computer's date and time settings or by typing shutdown -a in the run window.


See also


  Results from FactBites:
 
Local Security Authority Subsystem Service - Wikipedia, the free encyclopedia (115 words)
Local Security Authority Subsystem Service, abbreviated LSASS, is a process in Microsoft Windows operating systems that verifies the user logging on to a Windows computer or server.
The Sasser worm exploited a vulnerability in LSASS to spread via buffer overflow in computers running the recent Microsoft operating systems Windows XP and Windows 2000.
The worm is particularly potent in that it can spread without the help of the user; it does not 'travel by email' like many other worms.
Microsoft Windows LSASS Buffer Overrun Vulnerability (746 words)
Microsoft Windows LSASS (Local Security Authority Subsystem Service) is prone to a remotely exploitable buffer overrun vulnerability.
Symantec Enterprise Security Manager™ posted an update to the OS Patch Policy that detects and reports systems that are not patched against this vulnerability.
Local attack vectors are reported to exist for this vulnerability.
  More results at FactBites »

 
 

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