Security remains a top priority for those users in the hotel, even with the advent of innovative
technological advances. This is because many tragic incidents, such as theft and crime …

The traditional two-factor authentication (2FA) methods primarily rely on the user manually
entering a code or token during the authentication process. This can be burdensome and …

Participation tracking in learning centres worldwide has become a significant necessity.
Various literatures are showing that the legacy paper-based attendance recording strategy …