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Alexander Bolshev 
Timo Hirvonen - 30 Nov 2021
Printing Shellz
Multiple zero-day vulnerabilities were discovered affecting over 150 HP multi-function printers. The vulnerabilities enable network infrastructure compromise through malicious printing and web-based exploits. New tooling was developed to demonstrate how printers can serve as entry points for network attacks.
- 2 Nov 2018
HP NonStop Basics
HP NonStop is a fault-tolerant computing platform used in critical transaction systems since 1976. The system features a unique architecture with Guardian and Open System Services environments, and uses specialized security components like Safeguard for user management and access control. The platform employs a distinctive approach to user and file management, with unique identifiers, access control lists, and specific security configurations that differ significantly from standard Unix or Windows systems.