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ISACA Certified Information Systems Auditor · Isaca
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B: Signed acknowledgments serve as tangible proof that the backup media arrived safely and as expected at the offsite location. This confirms successful delivery, helps with accountability, and provides an audit trail. Certification of the courier company: Indicates general credibility, but doesn’t prove actual delivery of specific backups.
This provides: Direct, verifiable proof that the media was delivered to the correct location. An audit trail showing that the transport was completed successfully each day. Accountability, as someone physically confirms receipt.
These signatures confirm that the offsite manager has physically received the media, verifying the integrity and authenticity of the delivery. This helps ensure accountability and minimizes the risk of data loss or tampering during transit.