Many SaaS applications allow users to easily collaborate, regardless of location. Office 365 provides various vital tools such as email, document management & storage, and more.
Microsoft Teams follows suit in providing a chat-based workspace in the O365 platform with the same quality standards O365 users have come to expect and is integrated with Office applications and built on the O365 cloud.

Teams offers group chats as well as private conversations and is integrated with Skype to include video calls for an extra level of personal communication.
In addition to messaging, Teams provides advanced security and compliance capabilities thanks to data encryption. Teams supports compliance standards such as EU Model Clauses, ISO 27001, SOC 2, HIPAA, and more. For more information on Microsoft teams, check out their blog post.