1, Tencent housekeeper
TencentPCManager/ Manager (formerly known as QQ Computer Manager) is a free security software launched by Tencent. It has the functions of cloud Trojan horse killing, system acceleration, vulnerability repair, real-time protection, network speed protection, computer clinic, health assistant, desktop finishing, document protection and so on.
2. Baidu Guardian
Baidu Guardian is a simple and reliable system tool software produced by Baidu Company, which integrates three functions of computer acceleration, system cleaning and security maintenance to provide users with high-quality computer and network security services.
Baidu officially launched the version of Baidu Guardian 1.0, with the slogan "light, fast, intelligent and clean". In addition to the three main functions of "computer acceleration", "system cleaning" and "Trojan horse killing", it also provides some small functions such as "high-risk vulnerability repair", "software housekeeper" and "boot prompt".
3. Rising antivirus software
RAV adopts six core technologies patented by EU and China, and forms a brand-new software kernel code. It has eight special effects and a variety of application characteristics; It is one of the antivirus software products with the most practical value and security guarantee among similar products at home and abroad.
4. Kingsoft Internet Security
Kingsoft Internet Security is China's antivirus software. From the initial version released by 1999 to the development and distribution by Jinshan Company on 20 10, and then to the merger of the security department of Jinshan Company and Koniu on 20 10, it will be fully managed by the merged new company Jinshan Network.
Kingsoft Internet Security combines heuristic search, code analysis, virtual machine virus detection and other technologies. Mature and reliable anti-virus technology and rich experience proved in the industry make it reach the world advanced level in killing virus types, killing virus speed and preventing and controlling unknown viruses. At the same time, Kingsoft Internet Security has many advanced functions such as real-time monitoring of virus firewall, compressing files to kill viruses, and killing mail viruses.