The IRS strongly encourages all taxpayers to create an Individual Online Account to securely access tax records, view notices and monitor refunds or balances. It functions much like online banking and helps protect taxpayers against identity theft.
The IRS uses a secure technology partner called ID.me to verify your identity. This same technology can be used to access your social security account at www.ssa.gov.
This article from the IRS explains the accounts in much more detail.
Create an IRS Individual Online Account today for security and convenience
This is especially important as Executive Order 14247, Modernizing Payments To and From America's Bank Account advances the transition to fully electronic federal payments.