You see any of these notifications on the Trend Micro Home Network Security app:
"WEB Masscan Scanner Activity -1.1"
"WEB Sysscan Scanner Activity -1.1"
Why did this happen?
An attempted scan from Masscan port scanner was detected.
Port scanners are used to probe computer networks to see which ports or services are available.
What are its risks?
- Remote attackers can gain sensitive information from vulnerable systems.
- It causes temporary or permanent loss of sensitive or proprietary information.
- Disruption to regular operations.
- Financial losses incurred to restore systems and files.
- Potential harm to your organization’s reputation.
What should I do next?
- Regularly patch and update software, including web browsers. Show me how.
- Do not download or run unknown/possible malicious files.
- Do not open any attachments from unknown sources.
- Do not visit malicious websites.
- Do a Windows Update regularly. Update now.
What if I have more questions?
For more information, check out this page: