WritingField notes on security, AI, and software delivery.
Public notes by Ruairidh Hastie, collected as part of the About section. They are general thinking and practical writing, not bespoke advice or a separate consultancy offer.
21 Apr 2026LinkedIn article
Every company has a shadow AI problem. Most leaders can't see it yet.
A practical argument for treating AI adoption like earlier waves of shadow IT: visible enough to help, structured enough to govern, and honest enough to find the risk before it becomes folklore.
29 Jan 2026LinkedIn article
How we ACTUALLY decide whether an AI tool is safe to use
A clear look at how AI tooling decisions move beyond demos into exposure, data handling, auditability, and the uncomfortable questions teams need to answer before rollout.
6 Nov 2025LinkedIn article
From Chaos to Compliance: An Unexpected Journey with ISO, SOC, and AI Tools
A field note on moving from messy reality into a structured security programme, where compliance becomes useful because it makes trust visible every day.
21 Aug 2025LinkedIn article
AI Tooling in Software Development: Productivity with Compliance in Mind
A position piece on treating AI in development as more than acceleration: it has to support secure, compliant, future-proof delivery rather than becoming another unmanaged shortcut.
1 Apr 2026LinkedIn post
Notepad++ Vulnerability Highlights Inventory Data Limitations
A reminder that management platforms often provide signals rather than certainty, and that incident response depends on knowing the difference between managed, patched, and confidently known.
31 Aug 2017LinkedIn article
Another Day, Another Hack
A short breach-response note about CEX, stored card data, GDPR pressure, and the cost of waiting until after an incident to take security seriously.
30 Aug 2017LinkedIn article
711 million of us have been PWNED!! But DON'T PANIC!
An older but still useful security-awareness piece about breach notifications, password hygiene, and using alarming headlines as a prompt for calm action.
22 Mar 2017LinkedIn article
5 Actions You Can Take Today to Increase Your Security
A practical checklist-style security piece from the earlier archive, useful for turning evergreen advice into a refreshed Hastie & Co guide.