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I was playing around with the ATA security erase on my SSD using hdparm, and I noticed that it works with both user and master passwords. However, I also noticed that invoking a security erase removed the user password, but not the master password, even if I did the erase using the master password. Is there a way I can remove the master password? Don't worry, I didn't forget it; it's a.

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MHDD can do this with its DISPWD (disable password) command. You have to unlock it first with the UNLOCK command.

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