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The Security of NTP’s Datagram Protocol
Network Time Protocol (NTP) Network security time synchronization
2016/12/8
For decades, the Network Time Protocol (NTP) has been used to synchronize computer clocks over untrusted network paths. This work takes a new look at the security of NTP’s datagram protocol. We argue ...
We identify two attacks on the Network Time Protocol (NTP)’s
cryptographically-authenticated broadcast mode. First, we
present a replay attack that allows an on-path attacker to
indefinitely stick ...