Content management option needed to maintain static PDF's for external applicant

Content management option needed to maintain static PDF's for external applicant: We have a requirement from the recruiitng area to maintain static PDF documents—such as notices and static links —which need to be accessible over the internet via the career site for external applicants. This pdf's needs to be accessed with SSO or any other authentictaion.

Please share any option available to maintain static PDF documents and access over the internet by candidates.