Blog Post Title

Security in OpenTelemetry for Legacy Traditional Environments

Blog Post Outline

This blog post provides high-level guidance and practical examples for securing
OpenTelemetry deployments in legacy traditional environments, such as manufacturing.
It maps OpenTelemetry's core security concepts to the unique challenges of these
environments, including older operating systems, limited network segmentation, and
long equipment life cycles.

Outline:

1. Introduction – Why security matters for OpenTelemetry in legacy environments
2. Understanding the Security Risks – Data leakage, unauthorized access, tampering, DoS, compliance
3. Monitoring Vulnerabilities and Incident Response – CVE tracking and incident readiness
4. Securing the OpenTelemetry Collector – Configuration storage, TLS, authentication, least privilege, minimizing attack surface
5. Handling Sensitive Data – Data minimization, scrubbing with processors (attribute, transform, redaction), with YAML examples
6. Protecting Against Denial of Service and Resource Exhaustion – Endpoint binding, queue limits, compression, filtering
7. Compliance and Ongoing Governance – Regulatory considerations and audit practices
8. Conclusion – Summary of best practices for secure OpenTelemetry in traditional settings

Technologies Used

• OpenTelemetry Collector
• OpenTelemetry Collector Builder
• OpenTelemetry Collector Processors (attribute, transform, redaction, filter)
• OTLP (OpenTelemetry Protocol)

Related Special Interest Groups (SIGs)

• SIG Collector
• SIG Security
• SIG End User

Sponsoring SIG

SIG Security

Sponsor Name

No response

Additional Information

No response