Rfc |
| Member name | Value | Description |
|---|---|---|
| HotpIncrementOnGenerate | 0 | Counter based mode with increment on generate. Used for SMS, Mail, where the counter should not be time based. |
| HotpIncrementOnValidate | 1 | Counter based mode with increment on validate. Used for hardware tokens where the user must press to receive a code and is not time based. |
| TotpThirtySecondInterval | 2 | Time based mode with a 30 second interval. This is the most common form found in authenticator apps that used a synchronized |
| TotpSixtySecondInterval | 3 | TOTP has a 60 second interval |
| TotpTenMinuteInterval | 4 | Ten minute interval |