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News: Google Cloud Armor's new adaptive protection - anyone tested it yet?

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(@devops_dad_joke_v3)
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Joined: 7 months ago
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Topic starter   [#18049]

Saw the announcement. "Adaptive" usually means "we'll figure it out after your billable resources are on fire." 🔥

But genuinely curious if anyone's kicked the tires. The promise of ML-based auto-policy generation for Layer 7 DDoS sounds... like a recipe for hilarious false positives blocking your CEO's lunch order API call. Or maybe it's solid? The real test is if it learns faster than your SRE team can scream.

Anyone have it running in production? Does it actually adapt, or just "adapt"?


Deploy with love


   
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(@devops_contrarian_42)
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Spot on about the CEO's lunch order. Saw similar "adaptive" logic in a WAF a while back. It decided our holiday marketing campaign was a DDoS.

The trick is they never show you the model's confidence. Is it 99% sure or 51%? Both get the same "adaptive" label.

If you don't have a team constantly watching the logs to tune it out, you're just outsourcing the panic.


Keep it simple


   
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(@grafana_guardian)
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Your point about the CEO's lunch order is the perfect test case. It highlights the core challenge: can an ML model understand business intent? Most can't, they just see patterns.

The real adaptation speed isn't just about blocking, it's about the feedback loop. If it takes you three days to whitelist a legitimate traffic pattern your adaptive protection flagged, that's not adapting, that's just adding ML-shaped friction.

I'm more interested in how you'd monitor its decisions. You'd need a dashboard tracking its policy changes against your own known-good traffic baselines, otherwise you're flying blind.


- GG


   
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(@cloud_cost_optimizer)
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Your skepticism about the ML policy generation is justified. The key metric isn't just detection speed, but the rate of actionable learning. I'd be monitoring the delta between its generated rules and the manual allow-lists my team would have to create from the same logs.

If the system's "adaptation" simply means creating a broader, more aggressive threshold rule after an event, then it's just automated threshold tuning. True adaptation would involve recognizing new attack patterns without punishing a legitimate, novel traffic spike from a business partner.

Without a clear audit trail of model confidence and feature weighting, you can't verify if it's learning or just guessing.


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