e-filing Infotech Private Limited is one of the prestigious names from Kolkata (West Bengal) that has an iconic presence in rendering Class 2B individual digital signature certificate service. We specialize in providing Class 2B individual digital signature certificate as per the client’s requires. This is basically like a handwritten signature, which helps establish the identity of the applicant filing the documents through the internet. This signature certificate makes the transactions authentic and secure. Class 2B individual digital signature certificate entails that no tampering could be done with a digital document.