Security Updates give the most recent protection content for Norton Internet Security, which protect networked critical systems and remote and mobile users from unwanted network intrusions and hackers, as well as from viruses, Trojans, and worms.

To download and install the Security Update 571 you need to run LiveUpdate feature of Norton Internet Security product. Please note that LiveUpdate definition identifier of Security Update 571 is 20120316.005 and its description was last modified on March 16, 2012 8:36:13 PM PDT.

Security Update 571 provides updated coverage for the following vulnerabilities and threats:

• Web Attack: Malicious Javascript Heap Spray Generic:
  This signature generically detects an attempt to exploit a buffer overflow vulnerability either in a browser or in an ActiveX control.
  
  
• Web Attack: Malicious Toolkit Website 7:
  This signature generically detects an attempt to exploit a buffer overflow vulnerability either in a browser or in an ActiveX control.