olemus
liik ummistusründeid:
- saadab võltsitud aadressilt
rohkeid lühikesi NTP-ajapäringuid,
mille vastused on kümneid kordi mahukamad

täpsemalt
https://www.youtube.com/watch?v=GGnnsakUJbE

https://www.incapsula.com/ddos/attack-glossary/ntp-amplification.html

https://www.slideshare.net/Prolexic/prolexic-dosandddosattackntpamplificationthreatadvisoryslides

https://www.akamai.com/us/en/multimedia/documents/state-of-the-internet/ntp-amplification-threat-advisory.pdf

näiteid
http://thehackernews.com/2014/02/NTP-Distributed-Denial-of-Service-DDoS-attack.html

https://www.slideshare.net/mustafagolam/ntpdefense-1391153401

tõrje
https://kb.iweb.com/hc/en-us/articles/230268028-Guide-to-NTP-monlist-Amplification-Issues

https://www.us-cert.gov/ncas/alerts/TA14-017A

https://news.aarnet.edu.au/how-to-prevent-ntp-amplification-attacks/

http://www.cisco.com/c/en/us/about/security-center/event-response/network-time-protocol-amplification-ddos.html

https://www.steadfast.net/support/kb/106