We use keycloak [1] as a SSO solutions (including 2FA) as a identidy and access management.
It supports SAML, so any applicaion with SAML including CloudStack can be connected. [1] https://www.keycloak.org/about.html On 11/13/18 6:56 PM, Matheus Fontes wrote: > Hi, > Is there anyway to implement Google Authenticator (or other free solution) as > 2-step verification on ACS? > > thanks > Matheus Fontes >