Messages in this thread | | | From | Jeff Chua <> | Date | Thu, 2 Aug 2018 20:56:15 +0800 | Subject | Re: How to secure erase PCI-E NVME SSD connected via USB3? |
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On Thu, Aug 2, 2018 at 8:29 PM, Alan Cox <gnomes@lxorguk.ukuu.org.uk> wrote: >> # hdparm --user-master u --security-erase p /dev/sda >> (returns immediately and does nothing). >> >> I've tried hdparm on an SSD connected via USB3 and it secure-erased ok. >> >> Anyone working on this? > > Sounds to me like you need to contact the vendor of the interface in > question. If it accepted a security erase command and didn't do it then > it's broken. It's at liberty to refuse it, or report it doesn't know what > you are talking about, but if it just returned and after re-plugging the > device its still using the old keys then it or the device is busted and > it's not something the OS can do much about.
Alan,
You're right. I wrote to JMicron, and they are kind to reply that "hdparm not support secure-erase feature with USB to NVMe device", and told me to plug the card into a PCI slot to perform the security-erase.
I'm asking JMicron again if the JMS583 even support security-erase.
Thanks, Jeff
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