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https://utarms.library.utoronto.ca/records-management/uoftfileplan

https://onesearch.library.utoronto.ca/researchdata/retention-and-preservation

Data is unrecoverable only if stored on an encrypted device. Encrypt data and devices

• Delete a file

  • https://learn.microsoft.com/en-us/sysinternals/downloads/sdelete

  • https://eraser.heidi.ie/  

• Sanitize a device

  • See Cross-platform options. 

• Delete a file

  • https://ss64.com/osx/srm.html

• Sanitize a device

  • https://support.apple.com/en-ca/guide/disk-utility/dskutl14079/mac

    • Choose “most secure” under “security options”

• Delete a file

  • https://man7.org/linux/man-pages/man1/shred.1.html

• Sanitize a device

  • https://man7.org/linux/man-pages/man1/shred.1.html

• Sanitize a device

  • Your motherboard or drive manufacturer might provide a proprietary sanitization utility.

  • https://partedmagic.com/

  • https://dban.org/  

• Contact provider regarding secure data deletion pipeline.

• Commercial shredding.

  • Ensure that you receive a Certificate of Destruction for your records.

Data could be recovered with difficulty.

• Delete a file

  • https://learn.microsoft.com/en-us/sysinternals/downloads/sdelete

• Delete all data from a device

  • https://support.microsoft.com/en-us/windows/create-and-format-a-hard-disk-partition-bbb8e185-1bda-ecd1-3465-c9728f7d7d2e

    • Do not perform a “quick format”.

• Delete a file

  • Delete file and empty Trash .

• Delete all data from a device

  • https://support.apple.com/en-ca/guide/disk-utility/dskutl14079/mac

    • Do not select “fastest” under “security options”.

• Delete a file

  • https://man7.org/linux/man-pages/man1/shred.1.html

• Delete all data from a device

  • https://man7.org/linux/man-pages/man1/shred.1.html

• Contact provider regarding secure data deletion pipeline.

• Office or commercial shredding.

Data could be recovered with little difficulty.

• Delete a file

  • Delete file and empty Recycle Bin.

• Delete all data from a device

  • https://support.microsoft.com/en-us/windows/create-and-format-a-hard-disk-partition-bbb8e185-1bda-ecd1-3465-c9728f7d7d2e

• Delete a file

  • Delete file and empty Trash .

• Delete all data from a device

  • https://support.apple.com/en-ca/guide/disk-utility/dskutl14079/mac

• Delete a file

  • Delete file

  • https://www.linux.org/docs/man1/rm.html

• Delete all data from a device

  • https://man7.org/linux/man-pages/man8/umount.8.html  and use https://man7.org/linux/man-pages/man8/mkfs.8.html

• Delete file within platform; wait for recovery period to expire .

• Recycle and/or shred, if appropriate.