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SecurityQuiet 5d · day 6

CrowdStrike to buy Fiddler, Dreadnode for $495M, unveils AI 'Kill Switch'

The cybersecurity company is acquiring two AI security startups and rolling out tools to monitor, test and shut down rogue AI agents.

newest coverage 4d agosummary written 5d ago26 pieces1 likes & upvotes NewswiresMastodonGoogle News

What to know

  • CrowdStrike has not disclosed deal terms itself; WSJ reports a combined $495 million for Fiddler AI (~$400M) and Dreadnode (~$95M), paid mostly in cash with some stock.
  • Fiddler's technology becomes 'Falcon Observe' for AI agent monitoring and compliance logging; Dreadnode's automated testing (100+ attack strategies) feeds into Falcon Guardian.
  • Both acquisitions are expected to close in CrowdStrike's fiscal Q4 2027 (ending January 31, 2027), alongside general availability of the new capabilities.
  • CrowdStrike also launched an AI Kill Switch to stop rogue AI agents and announced integrations with Anthropic's Claude Cowork, AWS Bedrock AgentCore Guardrails, and Lovable.

CrowdStrike Cybersecurity company making the acquisitionsFiddler AI AI agent observability startup being acquiredDreadnode AI security testing startup being acquiredBrad Palm CEO of Dreadnode

CrowdStrike to buy Fiddler, Dreadnode for $495M, unveils AI 'Kill Switch'
Seeking Alpha

How it unfolded 4 developments, newest first · click a bar or a number to jump articles

Peak 16 pieces in two hours at Nov 3, 8 AM; 26 pieces over 6 days (23 articles · 3 posts) Nov 2, 8 AM — 1 piece · 1 article — Newswires 1Nov 2, 10 AM — quietNov 2, 12 PM — quietNov 2, 2 PM — quietNov 2, 4 PM — quietNov 2, 6 PM — quietNov 2, 8 PM — quietNov 2, 10 PM — quietNov 3, 12 AM — quietNov 3, 2 AM — 1 piece · 1 article — Newswires 1Nov 3, 4 AM — quietNov 3, 6 AM — quietNov 3, 8 AM — 16 pieces · 15 articles · 1 post — Newswires 15, Mastodon 1Nov 3, 10 AM — quietNov 3, 12 PM — 7 pieces · 5 articles · 2 posts — Google News 4, Mastodon 2, Newswires 1Nov 3, 2 PM — 1 piece · 1 article — Newswires 1Nov 3, 4 PM — quietNov 3, 6 PM — quietNov 3, 8 PM — quietNov 3, 10 PM — quietNov 4, 12 AM — quietNov 4, 2 AM — quietNov 4, 4 AM — quietNov 4, 6 AM — quietNov 4, 8 AM — quietNov 4, 10 AM — quietNov 4, 12 PM — quietNov 4, 2 PM — quietNov 4, 4 PM — quietNov 4, 6 PM — quietNov 4, 8 PM — quietNov 4, 10 PM — quietNov 5, 12 AM — quietNov 5, 2 AM — quietNov 5, 4 AM — quietNov 5, 6 AM — quietNov 5, 8 AM — quietNov 5, 10 AM — quietNov 5, 12 PM — quietNov 5, 2 PM — quietNov 5, 4 PM — quietNov 5, 6 PM — quietNov 5, 8 PM — quietNov 5, 10 PM — quietNov 6, 12 AM — quietNov 6, 2 AM — quietNov 6, 4 AM — quietNov 6, 6 AM — quietNov 6, 8 AM — quietNov 6, 10 AM — quietNov 6, 12 PM — quietNov 6, 2 PM — quietNov 6, 4 PM — quietNov 6, 6 PM — quietNov 6, 8 PM — quietNov 6, 10 PM — quietYesterday, 12 AM — quietYesterday, 2 AM — quietYesterday, 4 AM — quietYesterday, 6 AM — quietYesterday, 8 AM — quietYesterday, 10 AM — quietYesterday, 12 PM — quietYesterday, 2 PM — quietYesterday, 4 PM — quietYesterday, 6 PM — quietYesterday, 8 PM — quietYesterday, 10 PM — quietToday, 12 AM — quietToday, 2 AM — quietToday, 4 AM — quietToday, 6 AM — quietToday, 8 AM — quiet 123–4
Nov 3Nov 4Nov 5Nov 6yesterdaynow · 10:38 AM ET
  1. 4

    CrowdStrike launches AI Kill Switch and new AI integrations

    CrowdStrike introduced an AI Kill Switch within Falcon Guardian letting administrators halt and block relaunch of misbehaving AI agents and cut network access, and announced integrations with Anthropic's Claude Cowork, AWS Bedrock AgentCore Guardrails, and a partnership with Lovable for Falcon Shield application visibility.

    1. 3 outlets CrowdStrike to buy two AI security startups

      first by Seeking Alpha, 5d ago · also Yahoo Finance, WSJ

      3 more headlines
    • TechCrunch@mstdn.social

      CrowdStrike said it will buy Fiddler AI, which makes AI agent observability software, and Dreadnode, which helps companies automate AI security testing. https:// techcrunch.com/2026/11/03/crow dstrike-to-shell-out-nearly-500m-for-2-ai-security-startups-as-the-market-for-securing-agents-takes-off/?utm_source=dlvr.it&utm_medium=mastodon

      TechCrunch@mstdn.socialMastodon4d ago1▲view on Mastodon ↗
  2. 3

    CrowdStrike confirms Fiddler and Dreadnode acquisitions

    CrowdStrike officially announced agreements to acquire Fiddler AI, which will become Falcon Observe for AI agent monitoring and compliance logging, and Dreadnode, whose automated attack-testing platform (jailbreaks, prompt injection, multi-turn attacks) will feed Falcon Guardian; both deals are expected to close in CrowdStrike's fiscal Q4 2027, paid mostly in cash with some stock.

    1. 7 outlets first by Cyber Daily, 5d ago · also WOWTALE, SiliconANGLE, CrowdStrike, Verdict, CyberScoop, CSO · read ↗

    2. 2 outlets first by RuntimeWire, 5d ago · also Wall Street Journal · read ↗

  3. 2

    WSJ reports CrowdStrike paying $495M for two AI firms

    The Wall Street Journal reported, ahead of CrowdStrike's own announcement, that the company is paying about $400 million for Fiddler AI and roughly $95 million for Dreadnode, a combined $495 million CrowdStrike itself has not disclosed.

    1. 1 outlet first by SecurityWeek, 4d ago · read ↗

    2. 1 outlet CrowdStrike to buy two AI security startups for $495M: WSJ

      first by Seeking Alpha, 5d ago

  4. 1

    CrowdStrike announces three AI security partnerships

    CrowdStrike revealed new partnerships aimed at expanding its AI security offerings, ahead of fuller details released the following day.

    1. 1 outlet first by Seeking Alpha, 6d ago · read ↗