Blockchain – Verifying data and identity

There are many blockchain-based applications for verifying field: Digital identity, Driver’s license and ID, E-residency, verifying certification, Online account login… and so on

Guardtime (https://guardtime.com)

Keybase (https://keybase.io)

Onename (https://onename.com)

Factom (https://www.factom.com)

Proof of Existence (https://proofofexistence. com)