title: Store RSA keypair in android
body: <p>I want to write an application that encrypts/decrypts strings with RSA. I have previously created the RSA key pair with openssl and converted it to DER. Now, I want this keys to be read from my android application:</p>
  
  <p>Where I am supposed to store them?</p>
  
  <p>Thank you,</p>