Sendmarc provides a platform that utilizes DMARC technology to implement email authentication, policy enforcement, and reporting across an organization's email ecosystem. This includes the capability to work with multiple email service providers, allowing for the assessment and management of email data. The platform's security features include authorization, authentication, and access control, alongside real-time reporting and analysis of email traffic to identify and mitigate unauthorized email activities. Additionally, it supports integration with existing email services aiming to ensure that email communication remains uninterrupted and secure.