Log in to Okta, select Applications in the left sidebar and click Create App Integration.
Select SAML 2.0 as the sign-in method.
Name the app Missive, upload the Missive logo, and click Next.
Logged in as an admin in Missive, open your Organizations settings, then the SSO tab, copy the required fields and paste them in Okta’s SAML Settings form as shown below.
Select the second option; it will skip over a satisfaction poll from Okta.
Click the View Setup Instructions button shown in the screenshot below.
Copy the Identity Provider Single Sign-On URL and paste it into your Missive SSO settings in the Entry point field.
Then, copy the X.509 Certificate and paste it into your Missive SSO settings in the Signing certificate field.
Select Applications in the sidebar, click Assign Users to App and follow the instructions to add all users who should log in to Missive.
In your Missive SSO settings, enable Single Sign-On.