On 2012-04-10 13:17, seisop wrote:
> Hello,
> 
> Is there a way to store user credentials encrypted with the native
> lock-screen pattern/PIN/pw?
> I know you can store certificates through the KeyChain, which might
> can be used for encryption of the credentials.
> But then the user first must install the certificate and there is no
> way to delete the certificate from code.
> Also the application is always allowed to access the private key
> through the alias.

I don't know the answer to your first question but I suspect that it is NO.
However, why not use a key in KeyChain as wrapper for your own keys?
It is very hard creating a scheme that is as secure as KeyChain.

> 
> Thank you and best regards
> 

U2
Anders

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