Patent ID: 11880587
Assignee: LENOVO (SINGAPORE) PTE. LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 9:
10. The method of claim 8, wherein:
the storage device comprises a plurality of storage sectors;
performing the set of overwrite operations on the storage device comprises performing the set of overwrite operations on the plurality of storage sectors to data wipe each of the plurality of storage sectors; and
the method further comprises:
encrypting the set of auditable traces on a data wiped storage sector of the plurality of data wiped storage sectors,
writing an eyecatcher to the data wiped storage sector such that the eyecatcher and the encrypted set of auditable traces are co-located on the data wiped storage sector,
scanning the plurality of data wiped storage sectors to locate the eyecatcher,
in response to locating the eyecatcher on the data wiped storage sector on which the eyecatcher and the encrypted set of auditable traces are co-located, attempting to decrypt the encrypted set of auditable traces on the data wiped storage sector,
validating the data wipe in response to being able to decrypt the encrypted set of auditable traces, and
invalidating the data wipe in response to being unable to decrypt the encrypted set of auditable traces.