E-Pettagam wallet – E-Pettagam is a secure document wallet app provided by the Government of Tamil Nadu for the residents of Tamil Nadu. Users can securely share blockchained credentials for verification with employers, education institutes or other verifiers. Documents that can be secured and shared included 24 eSevai certificates (including Community, Nativity, First Graduate) and TN State Board certificates (10th, 11th and 12th marksheet and certificates). Documents are shared with the expl