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Alfie Champion
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@ajpc500

Alfie Champion

@ajpc500
Founder at @delivr_to | Author of Practical Purple Teaming | Detection & Emulation at @github | Tweets my own
London, England
ajpc500.github.io
Joined November 2010
542 Following
2,567 Followers
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  • Pinned
    @ajpc500
    Alfie Champion
    @ajpc500
    Mar 13, 2025
    With a process that began two and a half years ago, I'm very excited to announce that I've written a book with @nostarch! 🎉 "Practical Purple Teaming" tells you all you need to know to get started with collaborative offensive testing.
    nostarch.com
    Practical Purple Teaming
    Real-world threats demand real-world teamwork.
    8
  • @ajpc500
    Alfie Champion
    @ajpc500
    Nov 6, 2025
    I got a sneak preview of this research and it’s a must-see for anyone attacking or defending macOS environments! 🍎🍪
    @PhorionTech
    Phorion
    @PhorionTech
    Nov 6, 2025
    Our very own @_calumhall will be speaking at KawaiiCon (prev. KiwiCon!) today talking about Phorion's innovation in ransomware defence and recovery. Where he will be discussing the technical inner workings and some cool tricks to build a comprehensive anti-ransomware solution.
  • @ajpc500
    Alfie Champion
    @ajpc500
    Sep 23, 2025
    💜💜💜
    @helpnetsecurity
    Help Net Security
    @helpnetsecurity
    Sep 23, 2025
    Review: Practical Purple Teaming - helpnetsecurity.com/2025/09/23/rev… - @nostarch #Cybersecurity #PurpleTeam #RedTeam #BlueTeam #Infosec
  • @ajpc500
    Alfie Champion
    @ajpc500
    Aug 11, 2025
    If you haven’t already, check out @Print3M_’s research on File System APIs here: print3m.github.io/blog/filejacki… We went down the exfil path for this research, but certainly some abuse potential there!
    @delivr_to
    delivr.to
    @delivr_to
    Aug 11, 2025
    An infostealer that runs in the browser? Kinda. In our latest research, we explore how Chromium File System APIs can be abused to exfiltrate mapped network drives with a single drag-and-drop. Blog: blog.delivr.to/filejacking-ex…
    1
  • @ajpc500
    Alfie Champion
    @ajpc500
    Jul 31, 2025
    Friday 2pm. Come say hi! 💜
    @nostarch
    No Starch Press
    @nostarch
    Jul 30, 2025
    First look at our DEF CON author lineup 👀 Come say hi — these folks are as smart as they are fun at parties (very)!