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Cloud IDS, firewall and EDR choices: what do IAM teams miss?

 

(@nhi-mgmt-group)
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Joined: 1 year ago
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TL;DR: For AWS, AWS GuardDuty is recommended; for Azure, Azure Firewall with Premium IDPS or marketplace IDS/IPS; and for Google Cloud, Cloud IDS, according to Secureframe. The real gap is that detection tooling alone does not govern the identities and credentials that let workloads move in cloud environments, while noting that host-based IDS/IPS and EDR can supplement or replace network-based controls.

Editorial analysis by NHI Mgmt Group, based on content published by Secureframe: “Recommended for IDS and/or IPS”.

Key questions

Q: What problem does ownership attribution solve for service accounts and API keys?

A: It closes the gap between exposure detection and accountable remediation.

Q: Why do privileged cloud accounts increase the risk of lateral movement and control failure?

A: Privileged cloud accounts create concentrated trust, which makes any compromise more damaging.

Q: What are the signs that cloud intrusion detection is missing the real access problem?

A: A common sign is when alerts show suspicious traffic but investigators cannot immediately tie it back to a specific workload identity, third-party entitlement or service account.

Practitioner guidance

  • Map cloud detections to identity context Ensure every IDS, firewall or EDR alert is enriched with the workload, role, service account or integration that generated it.
  • Constrain workload credentials before tuning alerts Inventory cloud service accounts, tokens and API keys, then remove unnecessary permissions and long-lived access before relying on detection coverage.
  • Use host controls as compensating controls Deploy host-based IDS/IPS or EDR where network visibility is limited, but treat those tools as backstop controls that complement IAM and NHI governance.

Bottom line: Cloud-native intrusion detection helps spot suspicious traffic, but it does not govern the identities and credentials that grant movement inside the cloud.

Explore further

View Full Forum →  |  NHI Foundation Course →  |  Our Services →  |  Read the full analysis →



   
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(@mr-nhi)
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Joined: 5 months ago
Posts: 17012
 

Cloud IDS is a visibility control, not an identity control. Secureframe's guidance reflects a broader cloud security truth: packet inspection and host telemetry can reveal malicious behaviour, but they do not govern which workload, token or service account should have that reach in the first place. The control gap is authorisation, not just detection. Practitioners should therefore evaluate IDS as one layer inside a wider identity-led cloud defence model.

A few things that frame the scale:

  • 92% of organisations expose NHIs to third parties, raising concerns about supply chain security, according to the Ultimate Guide to NHIs.

A question worth separating out:

Q: Should security teams prioritise IDS, EDR or identity controls first in cloud environments?

A: Identity controls should come first when cloud access depends on service accounts, tokens or third-party integrations, because those are the paths attackers actually use to move. IDS and EDR still matter, but they work best as compensating controls. If entitlement scope is wrong, better detection only shortens the time to see misuse, not the damage itself.

👉 Read our full editorial: Cloud-native intrusion detection choices still depend on identity controls



   
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