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 443 you need to run LiveUpdate feature of Norton Internet Security product. Please note that LiveUpdate definition identifier of Security Update 443 is 20110828.030 and its description was last modified on August 29, 2011 5:25:45 PM PDT.

Security Update 443 provides updated coverage for the following vulnerabilities and threats:

• OS Attack: MS RPC Network DDE CVE-2004-0206:
  This signature detects an attempt to overflow a buffer in the NetDDE service by sending an unusually large request.
  
  
• Web Attack: Facebook LikeJacking Attack:
  This signature will detect malicious web pages which are used for facebook likejacking attacks.
  
  
• Malicious Site: Malicious IP Address:
  You have attempted to visit a known malicious IP address. Visiting this web site could potentially put you at risk to becoming infected. Symantec's Network Threat Protection solution has prevented any potential infection attempts from occurring. You should not have to take any additional actions and are safe from infection. It is recommended that you do NOT visit this site.
  
  
• Web Attack: Blackhole Toolkit Website 2:
  This signature detects attempts to download exploits from Blackhole toolkit that may compromise a computer through various vendor vulnerabilities.
  
  
• Web Attack: Facebook LikeJacking Attack 4:
  This signature will detect malicious web pages which are used for facebook likejacking attacks.
  
  
• Web Attack: Blackhole Toolkit Website 9:
  This signature detects attempts to download exploits from Blackhole toolkit that may compromise a computer through various vendor vulnerabilities.