On 6/25/24 09:07, Kirill A. Korinsky wrote:
> On Tue, 25 Jun 2024 04:05:45 +0100,
> "B. Atticus Grobe" <grobe0ba@gmail.com> wrote:
>> A word of warning: even multiple overwrites are not guaranteed to erase any kind
>> of flash-based storage. This applies even to some spinning rust now that have
>> intermediate flash storage caches on them (although those tend to be
>> enterprise-level devices).
>>
>> SSD/NVME's made by a reputable manufacturer usually have a secure delete function,
>> but there are cases where this doesn't work, or doesn't work entirely, etc.
>>
> This is a very interesting point, thank you.
>
> Do you know any kind of behavior for TRIM?
>
> So, literally, here no way to secure remove data from SSD/NVME.
>
Some drives support the command "data security erase".
The run time can be very long.
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