Kingsoft > Kingsoft Internet Security 9 Plus

Kingsoft Internet Security 9 Plus

Protect your computer from unwanted threats

Kingsoft Internet Security 9 Plus provides a comprehensive security solution that protects your computer against viruses, Trojans, worms and other unwanted threats. The set of security solutions contains Kingsoft AntiVirus, Kingsoft Personal Firewall, and Kingsoft AntiSpyware, allowing you to customize the security level based on your needs. It provides a strong layer of protection for all your files, safekeeping private information, and ensuring a safe and secure Internet experience.


Kingsoft Internet Security 9 plus – 1 user (1 year)
Kingsoft Internet Security 9 plus – 3 users (1 year)


  • All-round protection against viruses, trojans, malware, spyware, and phishing attempts
  • One-to-one security analysis
  • Fastest scan speed of up to 1000 critical system areas
  • Proactive scan
  • Identity protection
  • Vulnerability auto-fix

Kingsoft Internet Security 9 Plus Screenshots


Key Features of Kingsoft Internet Security 9+

  • Cloud Security Technology
    Cloud Security Technology for Kingsoft Internet Security is mainly composed of the mercury platform, reptile system, and trusted Internet authentication. It is used to store various virus samples and enhances protection for your system.
  • Malicious website blocking
    Blocks access requests when an unknown program attempts to access a Web address and analyzes the security of this address by using the Web address authentication functionality.
  • Trusted Authentication Technology
    A service that decides the security status of software applications, and provides security authentication services by collecting and analyzing numerous new samples.
  • Vulnerability Fix
    This technology greatly improves the download speed and stability of downloading patches by breaking down the download task for the effectively integrated server side and client side.
  • MSN Encryption
    Kingsoft Internet Security provides Instant Messenger protection in the Embedded Scan section, protecting MSN users' dialogues, monitoring file transmission processes, and scans for any potential viruses.

System Requirements

Operating Systems

  • Windows 98
  • Windows 2000 Professional
  • Windows XP Professional (32 bit)
  • Windows XP Home (32 bit)
  • Windows Vista (32 bit)
  • Windows 7

Basic Configurations

  • CPU: Pentium II 600MHz
  • Memory: Windows 2000 128MB (Recommended 256MB or higher)
           Windows XP 256MB (Recommended 512MB or higher)
           Windows Vista 512MB (Recommended 1GB or higher)
  • Hardware: At least 300MB available space
  • Internet Browser: IE Version 5.0.23140 or higher