Add the Slack application to your PingOne for Enterprise Dock from
the application catalog.
In the PingOne for Enterprise admin console, go to Applications > Application Catalog.
Optional: In the Search field, search for the application.
Click the Slack application line to expand it, and then
click Setup.
On the SSO Instructions tab, click
Download to download the signing certificate.
In a separate tab or window, go to slack.com/admin and sign on to your
Slack account as a team owner.
In Slack, go to Menu > Authentication > SAML authentication > Configure.
From the SAML provider list, select Custom
SAML 2.0.
In the SAML SSO URL field, enter
https://sso.connect.pingidentity.com/sso/idp/SSO.saml2?idpid=<IdP
ID>, replacing <IdP ID> with
the IdP ID field from PingOne.
Enter the PingOne for Enterprise signing certificate:
In a plain text editor, open the PingOne for Enterprise signing certificate you downloaded
in step 4.
Copy the contents of the certificate.
In Slack, paste the copied certificate contents into the
X.509 Certificate field.
On the Settings line, click the button to set single
sign-on (SSO) requirements.
Required
Partially Required
Optional
If your users include restricted or single-channel guest accounts, select
Partially Required.
Click Save Configuration.
Slack will send a confirmation email to all users, prompting them
to connect their Slack accounts to their single sign-on (SSO) accounts. After they
confirm, they will be able to SSO into Slack.In PingOne, click Continue to Next
Step.