Use isBoundKeyAlgorithm
Docs:
http://developer.android.com/reference/android/security/KeyChain.html#isBoundKeyAlgorithm%28java.lang.String%29
Example usage:
http://androidxref.com/4.4.2_r2/xref/cts/tests/tests/keystore/src/android/keystore/cts/KeyChainTest.java#36
On Tuesday, March 3, 2015 at 8:25:19 PM UTC-7, William Roberts wrote:
>
> Without rooting an image, is there a way to test if AKS is hardware
> backed? KeyChain.isKeyAlgorithmSupported("RSA")) returns true, but others
> suspect the generation times are too fast (1.2-1.7 seconds).
>
> On Kitkat Nexus 5, I see /system/lib/hw contains 2 keymaster
> implementations:
>
> keystore.default.so
> keystore.msm8974.so
>
> I initially was going to look at the memmap of keystored to see what was
> loaded. Any comments, much appreciated.
>
> Thanks.
>
>
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