15 citations · 60 across the 8 of their papers we have counts for
3 papers · 1 filter
The Impact of DNS Insecurity on Time
Philipp Jeitner, Haya Shulman, Michael Waidner
We demonstrate the first practical off-path time shifting attacks against NTP as well as against Man-in-the-Middle (MitM) secure Chronos-enhanced NTP. Our attacks exploit the insec…
Secure Consensus Generation with Distributed DoH
Philipp Jeitner, Haya Shulman, Michael Waidner
Many applications and protocols depend on the ability to generate a pool of servers to conduct majority-based consensus mechanisms and often this is done by doing plain DNS queries…
Pitfalls of Provably Secure Systems in Internet The Case of Chronos-NTP
Philipp Jeitner, Haya Shulman, Michael Waidner
The critical role that Network Time Protocol (NTP) plays in the Internet led to multiple efforts to secure it against time-shifting attacks. A recent proposal for enhancing the sec…