2FA authentication for Citibank

How you can receive 2FA authentication codes from Citibank directly in Slack.


A multinational financial corporation providing a range of banking services, credit cards, loans, and investment opportunities globally.

If you would like to use 2FA with Citibank you can use SMS to Slack to securely receive the 2FA authentication codes in Slack!


  • citi.com

  • accountonline.com

  • citibank.com

  • citicards.com

  • citibankonline.com


  • United States of America

Supported 2FA methods

  • SMS
  • Call

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“This was by far the simplest approach out there. The ability to generate numbers and associate them to a channel, right in Slack, was wonderfully painless. I had this setup in minutes.”

Jacob Giordano
Jacob Giordano

“We are loving the app, we use it to receive SMS notifications on shared accounts and has been a great time saver for us.”

Danielle Whetstone
Danielle Whetstone
C Squared Social

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Anthony Accomazzo
Anthony Accomazzo
Founder at Sequin.io

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