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Title: Attomus

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There is a question that comes up constantly in Android security engineering, usually phrased something along the lines of: “how do I prove to my server that this AES key is hardware-backed?” The common answers to this question are often wrong in that they make you think you have a guarantee that you do not have.

The short answer is: you cannot prove an AES key...


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Authenticator apps look simple. They generate six-digit codes. The cryptographic building blocks are mature with a protocol from an IETF RFC from 2011. The core algorithm is not especially difficult to implement.

The genuinely hard part is not the TOTP mathematics. It is a design tension built into the product category itself: one every authent...


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The Cybersecurity Paradox: Investing in What Organisations Hope to Never Need

A peculiar tension plays out in boardrooms across every sector: cybersecurity represents one of the most critical investments an organisation can make, yet it delivers none of the excitement that typically drives corporate spending decisions. This paradox has become a defining challenge for modern c...


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Architecting Software with a Security-First Mindset: Modern Approaches for Today’s Threat Landscape

In today’s digital landscape, where cyber threats evolve at an alarming pace, security can no longer be an afterthought in software development. The traditional approach of building functionality first and adding security controls later has proven inadequate against sophisticat...


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In the ever-evolving landscape of technology, quantum computing stands out as one of the most revolutionary advancements of the 21st century. While it promises to solve complex problems in fields like medicine, materials science, and artificial intelligence, it also poses a significant threat to the cryptographic systems that underpin modern cybersecurity. In this blog post, ...


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