Download key insights & graphical stats from StellarĀ® Residual Data Study on Second Hand Devices report.

Executive Summary

Stellar had released a study report in 2017 that revealed widespread residual data in the storage devices. The purpose of the 2019 study is to revalidate the findings by using NAID approved principles on a very large sample size of second hand storage devices.

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Personal and PII Data Risks

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Residual Data Risks

Overall Risk Awareness

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Memory Card Risks

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Hard Disk Drive Risks

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Mobile Phone Risks

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Type of Data Compromised

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196Divices had Photographs, Videos
50 Devices had Personal Documentation (Passports, Visa, Identification Documents).
25 Divices had Business Documentation (Partnership Agreements, Sale Deeds, Invoice, Bills).
9 Divices had Banking Information (Cheques, Bank Details, Account Statement, Credit Card Details).

Split-up of Unsecure Devices

82 devices were improperly disposed of after deleting the files or formatting the media.

140 devices had undeleted data, without any action taken at all by the user/reseller.

Deleted Data vs Undeleted Data

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Storage Device Mix

Hard Drives Mix

Total 151 desktop, laptop & external hard drives of 7 makes were procured with up to 1.5 TB capacity

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Memory Cards Mix

Total 150 memory cards of 23 makes were procured with up to 8GB capacity

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Mobile Phones Mix

Total 10 mobile phones of 7 makes were procured with up to 8GB capacity

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