P12 r202t8 04-d-dos

  • View
    59

  • Download
    4

Embed Size (px)

Text of P12 r202t8 04-d-dos

  • 1. Assignment:DDoSLecturer:OuPhannarith! '() '-) 2)'3 ' 9:)'

2. DDoS*+-+3-InternetControlMessageProtocol(ICMP)flood-(S)SYNflood-Teardropa:acks-Peer-to-peera:acks-AsymmetryofresourceuAlizaAoninstarvaAona:acks-Permanentdenial-of-servicea:acks-ApplicaAon-levelfloods-Nuke-HTTPPOSTDDOSa:ack-R-U-Dead-Yet?(RUDY)-SlowReada:ack-Distributeda:ack......................................................... 3. oeoe,.:;denial-of-service(DoS)distributeddenial-of-service(DDoS).B,oeDoeFUserGInetworkresourceGIBServerMoeDoeFNetworkNGoeoe,MP 4. "(Request) Resource'(-.(-8:(=Network?@((Unavailable) D(@((=UserResourceserverNetworkN 5. Q(DDosR(S(U(V '(R( UBots ((=Y(V(D(](^(Va(b(b( Computer Zombie) 6. '(e(f(DDosg(hWebsite-:(=k(no( 7. anewgeneraAonofDDoSa:acks 8. NetworkDos Attack&CiscoProtec>oninanISPEnvironment.TrafficDes>nedforTargetedDeviceIsDivertedtoCiscoGuardXTs;CleanTrafficIsReturnedtotheSystem. 9. CiscoProtec>oninanEnterpriseEnvironment.OnlyTrafficDes>nedfortheTargetedDeviceIsDivertedtotheCiscoGuardXT,WhichReturns"Clean"Transac>onsBacktotheSystem. 10. Defense.NetDDoSFrontlineh:p://www.defense.net/ddos-protecAon-service-frontline.html 11. 3