<html><body><div style="font-family: arial, helvetica, sans-serif; font-size: 12pt; color: #000000"><div>I've ran the secure erase</div><div><br data-mce-bogus="1"></div><div>https://tinyapps.org/docs/wipe_drives_hdparm.html</div><div><br data-mce-bogus="1"></div><div>I've even tried to wipe it. The secure erase worked because my data is no longer there and the system now boots the USB stick I'm using without interruption.</div><div><br data-mce-bogus="1"></div><div>[root@cs-loader]# tr '\000' '\377' < /dev/zero | dd bs=16384 of=/dev/sda<br>dd: writing '/dev/sda': No space left on device<br>4+978068 records in<br>4+978067 records out<br>8012390400 bytes (7.5GB) copied, 85.521886 seconds, 89.3MB/s<br>[root@cs-loader]# fdisk /dev/sda<br>Device contains neither a valid DOS partition table, nor Sun, SGI or OSF disklabel<br>Building a new DOS disklabel with disk identifier 0x9f92ee66.<br>Changes will remain in memory only, until you decide to write them.<br>After that, of course, the previous content won't be recoverable.<br><br>Warning: invalid flag 0x0000 of partition table 4 will be corrected by w(rite)<br><br>Command (m for help): n<br>Command action<br> e extended<br> p primary partition (1-4)<br>p<br>Partition number (1-4): 1<br>First cylinder (1-974, default 1): <br>Using default value 1<br>Last cylinder or +size or +sizeM or +sizeK (1-974, default 974): <br>Using default value 974<br><br>Command (m for help): p<br><br>Disk /dev/sda: 8012 MB, 8012390400 bytes<br>255 heads, 63 sectors/track, 974 cylinders<br>Units = cylinders of 16065 * 512 = 8225280 bytes<br>Disk identifier: 0x9f92ee66<br><br> Device Boot Start End Blocks Id System<br>/dev/sda1 1 974 7823623+ 83 Linux<br><br>Command (m for help): w<br>The partition table has been altered!<br><br>Calling ioctl() to re-read partition table.<br>Syncing disks.<br>[root@cs-loader]# fdisk /dev/sda<br>Device contains neither a valid DOS partition table, nor Sun, SGI or OSF disklabel<br>Building a new DOS disklabel with disk identifier 0xead885c9.<br>Changes will remain in memory only, until you decide to write them.<br>After that, of course, the previous content won't be recoverable.<br><br>Warning: invalid flag 0x0000 of partition table 4 will be corrected by w(rite)<br><br>Command (m for help): <br></div><div><br></div><div><br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>It is not locked</div><div><br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>[root@cs-loader]# busybox hdparm -I /dev/sda</div><div>.....</div><div><br data-mce-bogus="1"></div><div>Security:<br> Master password revision code = 65534<br> supported<br> not enabled<br> not locked<br> not frozen<br> not expired: security count<br> not supported: enhanced erase<br> 6min for SECURITY ERASE UNIT. <br>Checksum: correct</div><div><br data-mce-bogus="1"></div></div></body></html>