Hazards of Unencrypted Network Time Secure NTP Channels Are Hard to Come by & a Single Secured Source Won't Suffice.
Redirecting to http://arstechnica.com/security/2015/10/new-attacks-on-network-time-protocol-can-defeat-https-and-create-chaos/
Redirecting to http://arstechnica.com/security/2015/10/new-attacks-on-network-time-protocol-can-defeat-https-and-create-chaos/