# Is Agentic AI Security the Next Crisis for Platform Engineers in 2026? > Source: > Published: 2026-05-28 13:23:53+00:00 Quick Answer: Geordie AI's $30M Series A is a clear signal that enterprise adoption of agentic AI is outpacing security controls. As a platform engineer, you need to start treating AI agents as first-class workloads with dedicated observability, access controls, and error budgeting before unmanaged agent behaviour creates cascading production incidents. Agentic AI security is the discipline of ensuring that autonomous AI agents – systems that can plan, reason, and execute actions without human intervention – operate within defined security, reliability, and compliance boundaries. It combines real-time behavioural observability, fine-grained access control, and proactive risk governance. For platform engineers, this means agents are a new workload type that demands its own golden signals, error budgets, and incident runbooks. | Factor | Details | |---|---| | Core risk | Agents operate with autonomy, increasing blast radius of misconfigurations | | Observability gap | Traditional golden signals (latency, traffic, errors, saturation) miss agent intent | | Access control challenge | Agents need dynamic, least-privilege permissions that are hard to model with static IAM | | Incident response | MTTR for agent-related incidents currently exceeds 4 hours in most early-adopter teams | | Regulatory pressure | NIST AI RMF and CISA guidelines now reference agentic risk; compliance audits are coming | | DORA metrics impact | Uncontrolled agent deployments degrade change failure rate and lead time for changes | | Funding signal | Geordie AI's $30M round validates that agent security is a distinct market need | Start with three new golden signals: agent action success rate, permission violation frequency, and decision latency. These form the basis of an SLO for agent reliability. A practical approach used at Pratheesh-tech is to instrument every agent step with OpenTelemetry spans that capture the reasoning trace, not just the API call. Treat each agent version as a deployable unit. If its action success rate falls below the SLO threshold (e.g., 99.9%), halt further canary rollouts and trigger an incident runbook. This prevents bad agent behaviours from escalating. Before routing production traffic to a new agent, run it in a sandbox with simulated tool calls. Compare its action sequence against an allowed pattern. Reject any deviation. This is analogous to chaos engineering but for agent intent. Each agent must have a workload identity that is short-lived and scoped to exactly the APIs it needs. Use service mesh policies to enforce that only agents with valid signed JWTs can call internal endpoints. Revoke credentials as soon as the agent’s task completes. Your existing incident response process must include agent-specific steps: pause all agent activity, download the decision log, roll back to the last known-good model or prompt, and scrub any leaked data. DORA elite performers target MTTR under 1 hour, but without agent runbooks you’ll be debugging for days. Track deployment frequency, lead time for changes, change failure rate, and MTTR for agent updates. If agents are deployed multiple times per day, you need the same rigour applied to containerised workloads. Use GitOps-style approvals for prompt and tool configuration changes. *Photo by Paul Lichtblau on Pexels* *Suggested image: A platform engineer reviewing an AI agent observability dashboard with security alerts* | Mistake | Why It's a Problem | What to Do Instead | |---|---|---| | Applying existing CSPM tools to agents | CSPM scans snapshots, not runtime behaviour; agents change state between scans | Use runtime behavioural monitoring that captures agent action sequences | | Giving agents human-like IAM roles | Over-privileged roles let agents access sensitive data they don't need | Issue scoped, short-lived tokens that expire after the agent’s task | | Ignoring agent-to-agent communication | Agents may chatter laterally, bypassing normal API gateways | Enforce service mesh mTLS and mutual authentication for agent endpoints | | Skipping prompt injection testing | Attackers can manipulate agents via indirect prompt injection through external data sources | Include adversarial prompt testing in your CI/CD pipeline | | Treating agents as stateless functions | Agents often maintain state across steps, leading to inconsistent audits | Persist decision logs and expose them through your observability stack | *Photo by Christina Morillo on Pexels* *Suggested image: An engineer reviewing agentic AI security metrics on a large monitor* **How is agentic AI security different from traditional API security?** Agentic AI security must account for intent and autonomy. Traditional API security blocks known bad requests, but an agent can chain multiple legitimate calls into an unintended outcome. You need behavioural observability that tracks the reasoning path, not just the HTTP verbs. **Can I use my existing SIEM to monitor AI agents?** Partially. An SIEM can ingest agent logs, but it won't understand the semantic meaning of an agent's decision. You need a dedicated platform that correlates tool calls, prompt inputs, and permission tokens in near real-time to spot deviations from allowed patterns. **What SLO should I set for agent reliability?** Start with an action success rate of 99.9% over a rolling 30-day window. This matches typical production SLOs for critical workloads. As you mature, add a permission violation rate SLO of <0.01% to catch entitlement creep early. **How often should I rotate agent credentials?** Rotate them with every agent deployment or every hour, whichever is shorter. Agents are ephemeral by nature; long-lived tokens defeat the purpose of zero-trust identity. Use Vault or similar to issue tokens that expire automatically when the agent task completes. **Are DORA metrics applicable to AI agent pipelines?** Absolutely. Measure deployment frequency and lead time for prompt or tool configuration changes. If your change failure rate exceeds 5% or MTTR climbs past 1 hour, your agent delivery process needs the same rigour as any other CI/CD pipeline.