As society adopts digitalization, people are no longer in the habit of sending hard copy letters. e-Attestor brings us to an easier and more efficient attestation process. For the confidential concern, e-Attestor encrypts the attested email by an exclusive key, so that unauthorized users have no means of accessing the email. e-Attestor stores and preserves the BCC email’s digital fingerprint on Blockchain and leverages its attributes of decentralization and tamper proofing as a third party and to increase the evidential strength.