Final answer:
The best option to address the CIO's concerns would be implementing an IdP that supports SAML and time-based, one-time passwords to enhance security and accessibility to the organization's cloud SaaS applications.
Step-by-step explanation:
To address the CIO's concerns of increasing security and accessibility among the organization's cloud SaaS applications, the best option would be to implement an IdP that supports SAML and time-based, one-time passwords.
The best option to address the CIO's concerns would be implementing an IdP that supports SAML and time-based, one-time passwords to enhance security and accessibility to the organization's cloud SaaS applications.
This solution will provide a secure and convenient way for employees to authenticate their identity when accessing the cloud applications.
Using SAML, an industry-standard protocol for single sign-on, employees can authenticate once and access multiple cloud applications without the need for multiple passwords.