Re: [PATCH] Bluetooth: Limit OOB to P-256 values for Secure Connection Only mode

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Hi Szymon,

>> When using Secure Connection Only mode, the P-192 hash and rand values
>> for BR/EDR and the TK value for LE are not valid. The Secure Connections
>> Only mode limits the encryption keys to P-256 derived values for both
>> transports. To avoid accidentally loading weak values for pairing just
>> restrict it to P-256 values.
> 
> If so, shouldn't enabling Secure Connection Only mode result in clearing OOB 
> data (or at least removing legacy ones)?

coming to think about this, another option is to just not use the P-192 values when in SC only mode. Which is something we are currently missing.

Regards

Marcel

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