Everyone Rushed to Deploy AI Agents. Now the Security Debt Is Coming Due

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I keep talking to CTOs who have absolutely no idea how many AI agents are running inside their own companies. They can't even give me a ballpark guess.

That is where we are in late 2026. The reason being the last two years followed the oldest technology pattern: deploy first, secure second. The bill is showing up now.

Gartner expects spending specifically on securing AI to hit $2.8 billion in 2026 and jump to $4.8 billion by 2027. An 83% year-over-year climb. A market that size appears because customers are already writing the checks.

The Quiet Sprawl Nobody Wanted

Walk into a mid-sized enterprise right now, and you will usually find something like this:

  • An AI assistant sitting inside the CRM.
  • Coding agents pushing changes to internal repositories.
  • A customer-service agent with production data access.
  • Third-party AI features baked into SaaS tools nobody re-evaluated.
  • Internally built agents, some of them...

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