Blockchain Transaction Lifecycle Security Standard Audit Framework

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Communicate Transaction Data Securely

Statement of Requirement

All Actors that transmit transaction data MUST use communication channels that provide appropriate protection against unauthorized disclosure, modification, replay, and impersonation.

See it in the specification

Applicability

All Roles

Purpose

Reduce the risk of transaction data being altered in transmission

Audit Procedure

Verify that communication channels used for transaction data are secure and tamper-resistant

Success Criteria

Transaction data is only sent on secured channels

Failure Criteria

• Transaction data is communicated through an insecure channel by a software component
• Transaction data is exfiltrated and sent through email or similar channels

Key Evidence

• Logs
• System documentation and source code
• Interview and Inspection

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