3 ms·
Allowing authentication not only within the original time frame but one interval before and after is by design: https://en.wikipedia.org/wiki/Time-based_one-tim
by diarrhea 5y ago
Allowing authentication not only within the original time frame but one interval before and after is by design: https://en.wikipedia.org/wiki/Time-based_one-time_password#Security https://en.wikipedia.org/wiki/Time-based_one-time_password#S... .
- prplr 5y agoThe security issue is with allowing reuse, and not because of allowing use in the previous and next time frames.