Readonly
challengeChallenge module identifier.
Readonly
retryRetry limit, including the initial attempt.
Readonly
timeTime limit, in milliseconds.
Protected
startValidate a new request, create State object, and deliver PIN to client if applicable.
CHALLENGE request packet.
State to continue the challenge, or ServerChallengeResponse to fail the challenge.
The "pin" challenge where client receives a pin code through offline means.