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ECO-CMP-JS-005

Name: Blocking crypto in event loop

Category: Computation

Family: JavaScript

Primary layer: code

System layers: code

Description

CPU-heavy crypto blocks the event loop and inflates latency.

Impact

  • confidence: 0.75
  • notes: Use workers for heavy CPU work.
  • type: latency

Detection

  • languages: javascript
  • method: hybrid

Remediation

  • guidance: Move CPU-heavy crypto to worker threads or native async APIs.
  • tradeoffs: Complexity increase.

Pattern examples

No pattern examples provided.

Remediation examples

No remediation examples provided.

Metadata

  • catalog_version: 0.4.0