Kamil Aronowski

An enthusiast of hot coffee, reasonable security and expression through writing documents and guides.


Articles (2)


Stop dreading NIS2: Unlock your firmware digital sovereignty with Zarhus.

Published at November 28, 2025 ·  12 min read

The NIS2 Directive marks a new era of mandatory cyber risk management and accountability, with a focus on supply chain integrity. Today, we'll discover how Zarhus empowers you to master NIS2 compliance effortlessly, so you can take back control, secure your digital sovereignty, and focus on what truly matters - YOUR way....

Categories: firmware security

ram-wipe: Further analysis

Published at August 27, 2025 ·  12 min read

The `init_on_free` Linux option ensures rigorous security by instantly zeroing out memory upon deallocation. In this follow-up, we build on our prior ram-wipe experiments to rigorously evaluate if `init_on_free` can serve as a robust safeguard, perhaps supplanting existing, less comprehensive memory wiping solutions....

Categories: firmware security