Is Cloudflare a firewall?

Related questions

1. How does man in the middle attack work?
2. How does Akamai prevent DDoS?
3. Can you stop DDoS attack?
4. How much is a botnet?
5. Can you get in trouble for Ddosing someone?
6. What is DDoS and how is it mitigated?
7. Are DDoS attacks illegal?
8. Is Doxing legal?
9. Is a smurf attack a DDoS attack?
10. What type of attack is DDoS?

Tags

1. #requests
2. #cloudflare
3. #power
4. #overview
5. #allow
6. #challenge
7. #traffic
8. #custom
9. #criteria
10. #filters
11. #incoming
12. #flexibility
13. #block
14. #rules
15. #offer
16. #examine
17. #firewall
18. #targeting
19. #applying
20. #essence
21. #certain