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-3
votes
1answer
33 views

NTP Autokey Authenticated Timeserver - Free and Public [closed]

I would like to use authenticated NTP. Are there any free autokey supported NTP servers available to the public?
12
votes
4answers
331 views

How to safely synchronize time over Internet?

All modern OS now keep accurate time by regularly synchronizing time over an untrusted network - Internet. Could an attacker conducting a MITM attack, influence or change the time of a computer while ...
3
votes
2answers
663 views

Time server security error

Today at work, we brought out some PCs that were not used for a long time (were not in use when I joined this company so I have no idea about their history). After booting one of them (Windows XP ...
8
votes
4answers
1k views

Is NTP vulnerable to DNS poisoning or spoofing attacks?

Scenario: Attacker somehow compromises the DNS lookup for the NTP server used by the victim (a web application) Victim sends DNS request for e.g. ntp.pool.org, which is responded to by attacker to ...