Soft deletion makes it impossible to read data in storage! It can be reused after deletion.
This document explains the data erasure methods for storage HDDs/SSDs. It categorizes the target storage (HDD/SSD) according to the erasure strength levels defined by NIST and the types of storage interfaces, and outlines the recommended data erasure methods. For each interface type such as ATA, SCSI, and NVMe for HDDs/SSDs, you can find a list of erasure methods for standard level (Clear) and enhanced level (Purge). [Erasure Levels] ■ ATA SSD (e.g., SATA, IDE) ■ SCSI SSD (e.g., SAS, SCSI) ■ NVMe SSD (e.g., PCIe) *For more details, please download the PDF or feel free to contact us.
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