Encryption; Encrypt Device Memory Or Memory Card; Decrypt Device Memory Or Memory Card - Nokia E Série Mode D'emploi

Security and data management
and is case-sensitive. The password is stored in your device.
You do not need to enter it again while you use the memory
card on the same device. If you use the memory card on
another device, you are asked for the password. Not all
memory cards support password protection.
To remove the memory card password, select
Remove password. When you remove the password, the
data on the memory card is not protected against
unauthorised use.
To open a locked memory card, select
memory card. Enter the password.
If you cannot recall the password to unlock a locked memory
card, you may reformat the card, in which case the card is
unlocked and password removed. Formatting a memory card
destroys all data stored on the card.

Encryption

Select Menu Tools > Encryption.
>
Encrypt your device or memory card to prevent outsiders
from accessing your important information.
Encrypt device memory or
memory card
To encrypt the device memory, select
112
Options
>
Options Unlock
>
Phone memory.
To encrypt the memory card, select
the following:
Encrypt without saving key
•
without saving the encryption key. If you select this
option, you cannot use the memory card in other devices,
and if you restore factory settings, you cannot decrypt the
memory card.
Encrypt and save key
•
save the key manually in the default folder. For security,
store the key to a safe place outside the device. For
example, you can send the key to your computer. Enter a
pass phrase for the key and a name for the key file. The
pass phrase should be long and complex.
Encrypt with restored key
•
with a key you have received. Select the key file, and enter
the pass phrase.
Decrypt device memory or
memory card
Always remember to decrypt the device memory and/or the
memory card before updating the device software.
To decrypt the device memory, select
To decrypt the memory card without destroying the
encryption key, select Memory card
To decrypt the memory card and destroy the encryption key,
select Memory card Decrypt and turn off
>
Memory card
— Encrypt the memory card
— Encrypt the memory card and
— Encrypt the memory card
Phone memory.
> Decrypt.
encryption.
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