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Dhruv AHUJA
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Dhruv AHUJA

@new23d
Making network egress filtering effective, reliable and usable. Founder & Chief Engineer at @ChaserSystems
Cambridge, England
new23d.com
Joined May 2008
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  • Pinned
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    Dhruv AHUJA
    @new23d
    Jul 18, 2025
    Exploring Let's Encrypt's interoperability with AWS IAM Roles Anywhere. I spoke about it at @fwdcloudsec Denver. Accompanying blog post on new23d.com youtube.com/watch?v=M1hXUc…
    new23d.com
    dhruv's interop dispatch
    tales of emergent behaviour
  • user avatar
    Dhruv AHUJA
    @new23d
    Aug 20
    Excellent guidance by #NCSC on controls for LLM-driven Agents. #DiscrimiNAT #OTF by @ChaserSystems can help you achieve Level 2 and 3 of 'Restrict network access'. Get in touch for a demo or search #DiscrimiNAT #OTF and book one.
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    Managing the cyber risk of agentic AI
    From ncsc.gov.uk
  • user avatar
    Dhruv AHUJA
    @new23d
    Aug 20
    who's coming?
    user avatar
    BSides Cheltenham
    @BSidesChelt
    Aug 20
    Are you free this Saturday at 11? It's our final ticket drop! This means it's your last chance to secure your spot at #BSidesChelt. We'll be dropping the link to pre-save tomorrow so see you then 👀
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  • user avatar
    Dhruv AHUJA
    @new23d
    Aug 18
    The 1968 2001: A Space Odyssey is still a benchmark in film-making.
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    Made with AI
  • user avatar
    Dhruv AHUJA
    @new23d
    Aug 17
    I wrote a blog post on how and why the Agent manipulated DNS in the Hugging Face – OpenAI incident.
    user avatar
    Chaser Systems
    @ChaserSystems
    Aug 17
    Three variations on subversive use of DNS by the Agent are documented in Hugging Face's technical writeup of the July 2026 security incident involving OpenAI models. In this article, @new23d discusses what each of these three types of DNS workarounds... chasersystems.com/blog/the-curio…
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