private async static Task <LogOnIdentity> LogOnIdentityFromUserAsync(EmailAddress emailAddress, Passphrase passphrase)
{
AccountStorage store = new AccountStorage(New <LogOnIdentity, IAccountService>(new LogOnIdentity(emailAddress, passphrase)));
if (await store.IsIdentityValidAsync())
{
return(new LogOnIdentity(await store.AllKeyPairsAsync(), passphrase));
}
return(LogOnIdentity.Empty);
}