ubuntu-phone team mailing list archive

[Sergio Schvezov <sergio.schvezov@xxxxxxxxxxxxx>]

On Tue, Aug 6, 2013 at 11:26 AM, Michał Sawicz
<michal.sawicz@xxxxxxxxxxxxx> wrote:
> On 06.08.2013 16:15, Tony Espy wrote:
>> On 08/06/2013 10:05 AM, Michał Sawicz wrote:
>> Hot-swapping SIMs is *not* supported for a variety of reasons.
>
> Oh, that's a bummer - I love that in my N9... Granted, would've loved
> dual-SIM more...
>
>> I'm not a designer, so I will abstain from arguing this point.  That
>> said, there was a comprehensive design done for the lock screen which I
>> believe took this into consideration.
>>
>> On Android, a small SIM icon is shown on the lock screen at boot in
>> addition to text that explains that a "SIM PIN" is required.
>
> On Meego/Harmattan there is no numeric-only device lock, just a
> passphrase one, and it's blue background with full OSK vs. SIM's green
> background and pinpad, so pretty difficult to confuse the two.
>
> For Ubuntu, if the only difference between a 4-digit device passcode and
> 4-digit SIM PIN would be a small icon, that's bound to cause problems.
> And IMO you should still be able to use the phone if you're locked out
> of the SIM for whatever reason (and know the passcode / passphrase). If
> there is no passcode / passphrase used, but SIM PIN is enabled, it could
> potentially be used to protect the device itself, though.

With this you might need to think about someone removing the SIM to
access the device as the PIN won't be prompted for.

In any case, the PIN/PUK request for the SIM should be dismissable.