DoS

Seven steps to secure ntp servers from DDoS attacks

Thursday, February 13, 2014 - 15:36

Network time protocol (ntp) servers are regularly being used to reflect and amplify spoofed UDP packets towards the target of a DDoS attack. Attacks are growing in size and frequency and sometimes even cause issues for the organisations hosting the reflectors. Servers offering the 'monlist' command are particularly troublesome and can provide a huge amplification affect.

12 February 2013 at 10:04am

Denial of service attacks

James Davis

security

DoS

DDOS

denial of service

infosec

Denial of service (DOS) attacks are comparatively rare amongst the types of security incidents that are reported to Janet. The majority of DOS attacks are unsophisticated and subsequently short-lived, causing only minor issues for us due to our network capacity.