What are the famous companies in the field of information security?

Tianrongxin

Main business areas: firewall, network isolation, intrusion detection/defense, online behavior management, VPN, evaluation and reinforcement, security operation and maintenance and other services.

2. Huawei

Main business areas: firewall, intrusion detection/intrusion prevention, unified threat management, anti-DDoS, VPN and cloud WAF.

3. Venus

Main business areas: firewall, network isolation, intrusion detection/prevention, unified threat management, anti-DDoS, database security, data leakage prevention, vulnerability scanning and SOC &;; NGSOC and evaluation of enhanced and safe operation and maintenance services.

firmly believe

Main business areas: firewall, unified threat management, online behavior management, VPN, mobile terminal security, etc.

5. Lumeng Technology

Main business areas: firewall, intrusion detection/intrusion prevention, unified threat management, host security (configuration verification, host protection), anti-DDoS, database security, vulnerability scanning, Web application scanning and monitoring, Web application firewall, security consulting, evaluation and reinforcement, and security operation and maintenance.

6.360 enterprise safety

Main business areas: firewall, network isolation, terminal detection response EDR, Web application scanning and monitoring, cloud WAF, mobile app security, threat intelligence, secure big data analysis (APT), SOC &;; NGSOC, and provide penetration testing and other services.

7. AsiaInfo Security

Main business areas: unified threat management, host security (configuration verification, host protection), terminal protection &; Anti-virus, data leakage prevention, fortress machine/operation and maintenance security, mobile terminal security, anti-phishing, SOC &;; NGSOC .

8. Visteon

Main business areas: firewall, intrusion detection/intrusion prevention, VPN, data encryption, file security, encryption machine.

9.H3C

Main business areas: firewall, intrusion detection/intrusion prevention, unified threat management and VPN.

10. Anheng

Main business areas: database security, Web application scanning and monitoring, Web application firewall, big data analysis (situational awareness), level protection tools, etc.

1 1.

Main business areas: security forensics and public opinion monitoring.

12. Shanshi Wangke

Main business areas: firewall, intrusion detection/intrusion prevention, VPN, Web application firewall.

13. Beiyuan

Main business areas: network access control and terminal protection &; Anti-virus, anti-data leakage and mobile terminal security.

14. Understanding Yu Chuang:

Main business areas: Web application scanning and monitoring, cloud anti-D, cloud WAF, big data analysis (situational awareness).

15. An Tian

Main business areas: terminal protection &; Anti-virus, threat intelligence, security big data analysis (APT).

16. Stick safety

Main business areas: mobile APP security and mobile commerce security.

17. Tongfudun

Main business areas: cloud authentication, mobile APP security and anti-fraud.

18. Hengan Jiaxin

Main business areas: mobile network security and big data analysis (situational awareness).

19. Tian Fei Cheng Xin

Main business areas: authentication, USB Key and other equipment.

20. Network health technology

Main business areas: firewall, online behavior management, Web application firewall, big data analysis (situational awareness).

2 1. Blue Shield

Main business areas: firewall, intrusion detection/intrusion prevention and security integration services.

22.li

Main business areas: encryption machine, industrial security, etc.

23. Kuang En Network

Main business areas: industrial safety.

24. The same shield

Main business areas: anti-fraud.

25. Dipu Technology

Main business areas: firewall, unified threat management, intrusion detection/intrusion prevention.

26. Neusoft

Main business areas: firewall, intrusion detection/intrusion prevention, Web application firewall, SOC &;; NGSOC .

27. Dark clouds

Main business areas: Web application scanning and monitoring and penetration testing services.

28. Ren Zixing

Main business areas: online behavior management and public opinion monitoring.

29. Love encryption

Main business areas: mobile APP security.

30. Geer Software

Main business areas: CA digital certificate.

I hope I can help you, thank you!