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A publication by Fortuna

Praxis.

Field notes, engagement reports, and research from the Fortuna team. Written for people who ship systems where a breach is existential.

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Latest·Guide · Methodology · April 2026 · 38 min

A methodology for fintech security, from zero.

A repeatable process for understanding an attack surface, identifying what matters most, and making deliberate decisions about where to invest limited security resources. Built around the OODA loop and a running example: a fictional cross-border remittance company called Volta.

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Nº 002A methodology for fintech security, from zero.Guide · Methodology38 minNº 001The asymmetry at the heart of AI security.Analysis · Security & AI8 min

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