1, malware protection tool. Used to detect, stop and delete malicious software in computer system, such as virus, spyware, ransomware, etc.
2. Transmission encryption equipment and software: used to protect the confidentiality and integrity of data and communication transmission, such as virtual private network and transport layer security.
3. Intrusion detection and defense system. Device or software used to detect and prevent intruders from invading a computer system or network.
4. Security information and event management. Software and equipment for real-time monitoring, analysis and reporting of security events and logs.