SED Pre-Boot Authenticator (PBA)

  • Updated on Apr 3, 2023
  • Published on Mar 15, 2023
  • 1 minute(s) read
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Install or upgrade SED Pre-Boot authenticator

SED must be disabled before upgrading or installing the SED PBA. If currently enabled, enter the unlock password and disable it.

  1. Contact a ZPE representative to get valid copies of these PBA image files:
    • pba.img
    • pba.img.sha256
  2. Copy the files to /var/sed
  3. Restart system and boot into Rescue Mode.
  4. Execute the script:
    /usr/sbin/sed_install.sh
  5. When prompted, type:
    continue.\
  6. Enter path to the SED PBA image file.
  7. Enter path to the SED PBA Image hash file.
  8. Accept SED PBA version check.
  9. Wait for installation to complete.
  10. Once complete, power cycle the device for changes to take effect.