Sophos SafeGuard Disk Encryption (SDE): using function keys with the PBA

  • Article ID: 57551
  • Updated: 13 May 2010

Instead of pressing the Enter key, you can use the following Function (F) keys after entering your password at the Pre-Boot Authorization (PBA) screen:

Function key



changes user.


boots from external media (press instead of the Enter key once you've typed your password).


generates a challenge code. Use this when you've forgotten your password and need to enter a challenge/response code to log in.


allows you to change your password once you've logged in.

Related articles

Read more about Challenge/response and what to do when a user forgets their password.

Read more about Restoring the PBA in case of emergency.

Read more about using the Emergency CD.

If you need more information or guidance, then please contact technical support.

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