Author Archives: Yacin Nadji

Telegram Zeek, you’re my main notice

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Notices in Zeek Zeek’s Notice Framework enables network operators to specify how potentially interesting network findings can be reported. This decoupling of detection and reporting highlights Zeek’s flexibility: a notice-worthy event in network A may … Continue reading Telegram Zeek, you’re my main notice→

Detecting Zerologon (CVE-2020-1472) with Zeek

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By Yacin Nadji, Corelight Security Researcher CVE-2020-1472 aka Zerologon, disclosed by Tom Tervoort of Secura, is an illustrative case study of how a small implementation mistake in cryptographic routines cascades into a privilege escalation vulnerabi… Continue reading Detecting Zerologon (CVE-2020-1472) with Zeek→