Richard Ackroyd
richardackroyd.com
Richard Ackroyd
@richardackroyd.com
Cyber Security | Staff Security Engineer @Ripple (fintech/crypto) | Specialised in Detection & Response 🦈 Ex @PwC
Not long ago I did a presentation for the UKCSC, and this Detection Engineering “starter pack” pointed to the resources discussed, check it out 🦈

github.com/rfackroyd/de...
GitHub - rfackroyd/detection-engineering-starter-pack: A starter pack of resources to help you get started in Detection Engineering.
A starter pack of resources to help you get started in Detection Engineering. - rfackroyd/detection-engineering-starter-pack
github.com
July 5, 2025 at 7:49 AM
For those of you returning after a while, this is how you can make your own domain your BlueSky handle. Decent feature IMO

bsky.social/about/blog/4...
How to set your domain as your handle - Bluesky
Using a domain as your handle helps with account identity, verification, and portability. Here's how to set your domain as your handle.
bsky.social
November 14, 2024 at 3:47 PM
More key reading for detection engineers looking to create robust detection rules

posts.specterops.io/capability-a...
Capability Abstraction
Have you ever wondered how to assess detection coverage for a specific attack technique? Understanding capability abstraction may help!
posts.specterops.io
November 14, 2024 at 3:45 PM
Also, please DM me any users you think should be on here.
Join if you are keen on talking Detection Engineering! #cyber #detection #edr #siem

bsky.app/profile/did:...
November 14, 2024 at 2:27 PM
Something for the side-project people!

This is a site that shows you SaaS, PaaS, IaaS, and other solutions with free developer tiers

free-for.dev
Free for Developers
Developers and Open Source authors now have a massive amount of services offering free tiers, but it can be hard to find them all to make informed decisions.
free-for.dev
November 14, 2024 at 10:16 AM
Seeing more examples of malware sitting in the root of Public or ProgramData directories...

Use a regex like this to pin these down.

C\:\\ProgramData\\[^\\\/]{0,50}\.(exe|js|vbs|vbe|ps1|hta|bat)
November 14, 2024 at 9:46 AM
Key reading for anyone in cyber threat detection. They have really managed to crystallise the core strategy underprinning robust detection rules

center-for-threat-informed-defense.github.io/summiting-th...
Summiting the Pyramid v1.0.0 — Summiting the Pyramid v1.0.0 documentation
center-for-threat-informed-defense.github.io
November 14, 2024 at 9:33 AM
Join if you are keen on talking Detection Engineering! #cyber #detection #edr #siem

bsky.app/profile/did:...
November 14, 2024 at 8:01 AM
Hey all am here to chat all things Security, Threat Hunting, Intelligence and Detection Engineering

Can anyone recommend some open source tools to find my Twitter following list on BlueSky?
November 14, 2024 at 7:52 AM
Quick pivoting tip - "Similar by imphash" on VT allows you to quickly identify other samples that have imported the same libraries and called the subsequent functions in the same order. #ThreatIntelligence #ThreatHunting
August 7, 2023 at 3:54 AM
*cracks fingers*

right, onto the next social media platform

hopefully this one is good for the infosec crowd
August 7, 2023 at 1:30 AM