🏛️NIST 800-53 IA-5Rule: NIST-IA-005high

Authenticator Management

Description

Manage system authenticators (passwords, tokens, cryptographic keys) including initial distribution, periodic rotation, and protection against compromise.

⚠️ Risk Impact

Static long-lived credentials are the #1 cloud breach vector. AWS access keys older than 90 days, password rotations announced via email, and unrotated service account keys all create avoidable risk.

🔍 How EchelonGraph Detects This

NIST-IA-005Automated scanner rule

EchelonGraph's Tier 1 Cloud Scanner automatically checks for this condition across all connected cloud accounts. Violations are flagged as high-severity findings with remediation guidance.

🔧 Remediation

Rotate human user passwords with policy enforcement. Replace long-lived service account keys with workload identity federation (AWS IRSA, GCP WIF, Azure Federated Credentials). Use short-lived OIDC tokens for CI/CD.

💀 Real-World Attack Scenario

A senior engineer's GitHub repo accidentally pushed an AWS access key in 2021. The key was never rotated because it was 'just a backup'. In 2024, a security researcher found it via GitHub historical scan and reported it. Investigation showed the key had been actively used by an unknown party for 8 months before disclosure, mining cryptocurrency at low rate to avoid detection.

💰 Cost of Non-Compliance

Leaked-credential incidents: avg $4.45M (IBM 2024). Most cloud breaches start here. NIST IA-5 violations are #2 most-cited FedRAMP finding.

📋 Audit Questions

  • 1.What is the maximum age of an active access key?
  • 2.What is the rotation cadence for service account credentials?
  • 3.How are leaked credentials detected and remediated?
  • 4.What percentage of workloads use short-lived federation tokens?

🎯 MITRE ATT&CK Mapping

T1552.001 — Credentials in FilesT1552.004 — Private Keys

⚡ Common Pitfalls

  • Manual access key rotation that gets skipped because 'it works fine'
  • Service account keys checked into version control (even private repos)
  • No automated credential leak scanning of public + private repos

📈 Business Value

Strong authenticator management eliminates the most common cloud-breach root cause. Workload identity federation reduces this category of risk by 95%+.

⏱️ Effort Estimate

Manual

40-80 hours to migrate from static keys to federation across estate

With EchelonGraph

EchelonGraph audits credential age + identifies workloads still using static keys

🔗 Cross-Framework References

SOC2-CC6.1PCI-8.6

Automate NIST 800-53 IA-5 compliance

EchelonGraph continuously monitors this control across all your cloud accounts.

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