1. what is DDOS?
Distrubute Denail of service
2. how to implement DDOS?
syn flood
- use the mistake of three tcp connect
-
cilent -> sync
server -> sync+ack
client->sync+ack
Then server will have a client list.
here attack come here
2) DNS query flood
3)HTTP flood
3 how to avoid DDOS
firewall