What is an Nmap scan?

Related questions

1. How scan TCP and UDP ports nmap?
2. What is the difference between filtered ports and closed ports?
3. Does nmap scan UDP ports?
4. Is it dangerous to open ports?
5. What is port filtering?
6. What are open and closed ports?
7. What is a UDP port scan?
8. What is meant by filtered port?
9. What is UDP port 80 used for?
10. What is stealth port scan?

Tags

1. #limited
2. #vulnerability
3. #scanner
4. #scanning
5. #detection
6. #powerful
7. #detector
8. #network
9. #steps
10. #testing
11. #enumeration
12. #information
13. #security
14. #several
15. #useful
16. #mapped
17. #merely
18. #penetration
19. #during
20. #utility
21. #gathering