https://community.cisco.com/t5/network-access-control/whether-tacacs-2fa-authentication-is-possible-through-ise/m-p/5342461#M598715 <P>When I do TACACS authentication through ISE, I would like to add external 2FA authentication.</P> <P>I think cisco DUO works<BR />Is it possible with google OTP?</P> <P>And you don't need to install a separate application on your phone<BR />Can we do 2FA?</P> Mon, 27 Oct 2025 08:29:01 GMT CCC3 2025-10-27T08:29:01Z https://community.cisco.com/t5/network-access-control/whether-tacacs-2fa-authentication-is-possible-through-ise/m-p/5342461#M598715 <P>When I do TACACS authentication through ISE, I would like to add external 2FA authentication.</P> <P>I think cisco DUO works<BR />Is it possible with google OTP?</P> <P>And you don't need to install a separate application on your phone<BR />Can we do 2FA?</P> Mon, 27 Oct 2025 08:29:01 GMT https://community.cisco.com/t5/network-access-control/whether-tacacs-2fa-authentication-is-possible-through-ise/m-p/5342461#M598715 CCC3 2025-10-27T08:29:01Z https://community.cisco.com/t5/network-access-control/whether-tacacs-2fa-authentication-is-possible-through-ise/m-p/5342488#M598719 <P><A href="https://cs.co/ise-berg#duo" target="_blank">https://cs.co/ise-berg#duo</A>&nbsp;</P> Mon, 27 Oct 2025 11:24:27 GMT https://community.cisco.com/t5/network-access-control/whether-tacacs-2fa-authentication-is-possible-through-ise/m-p/5342488#M598719 ahollifield 2025-10-27T11:24:27Z