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TDL uses AWS Snapshot service for backups and maintains two weeks of daily disk snapshots and 1 monthly disk snapshot, kept in Amazon’s S3 storage for at least one year. We

TDL also provide optional long-term digital preservation storage. (See Digital Preservation section and DSpace to DuraCloud in TDL DSpaces for more information on long-term digital preservation of DSpace materials.)

Security-focused monitoring

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