Security news that informs and inspires
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Chris Czub

Senior Information Security Engineer

Chris Czub is a Senior Information Security Engineer at Duo Security, an Ann Arbor, Michigan-based start-up focused on two-factor authentication and account security. With a career spanning a decade, he has worked in various roles from software engineer to tech lead at start-ups and IT companies in SE Michigan. He has seen security in practice at small and medium-sized organizations and worked on various aspects of security, such as secure coding, application security auditing, endpoint security, network monitoring, malware analysis, security advisory oversight and threat intelligence.

  • cczub@duosecurity.com
4 articles by Chris Czub

A Security Analysis of Signature Edition Laptops

Are Signature Edition laptops really more secure than other laptops? Duo's security research team, Duo Labs compared Signature Edition models with others to find out the answer.

OEM Security, Signature Edition Security

Out-of-Box Exploitation: A Security Analysis of OEM Updaters

Today, Duo Labs is publishing our take on the OOBE; Out-of-Box Exploitation: A Security Analysis of OEM Updaters. OEM software is making us vulnerable and invading our privacy - with that in mind, Duo Labs decided to dig in to see how ugly things can get.

OEM Security, Dell Security, Out of Box Software, Labs Research

DROWN Provides Another Reminder to Disable SSLv2 (and 3, while you’re at it)

A newly discovered vulnerability in crypto protocols breaks connections and reminds us all that it's long past time to move on from SSLv2.

SSL, SSL Security, OpenSSL, Vulnerability

OpenSSL Provides Another Reminder to Disable SSLv2 (and 3, while you’re at it)

A newly discovered vulnerability in OpenSSL reveals private keys and reminds us all that it's long past time to move on from SSLv2.

SSL, SSL Security, OpenSSL, Vulnerability