Microsoft Exchange · Authentication Profile

Microsoft Exchange Authentication

Authentication

Microsoft Exchange secures its APIs with oauth2 across 2 declared security schemes, as derived from its OpenAPI definitions. OAuth 2.0 is offered via the authorizationCode and clientCredentials flow(s).

CalendarCollaborationContactsEmailEnterprise
Methods: oauth2 Schemes: 2 OAuth flows: authorizationCode, clientCredentials API key in:

Security Schemes

oauth2 oauth2
· flows: clientCredentials
oauth2 oauth2
· flows: authorizationCode

Source

Authentication Profile

Raw ↑ 
generated: '2026-07-11'
method: derived
source: openapi/microsoft-exchange-admin-api-openapi.yml, openapi/microsoft-exchange-graph-calendar-openapi.yml,
  openapi/microsoft-exchange-graph-contacts-openapi.yml, openapi/microsoft-exchange-graph-import-export-openapi.yml,
  openapi/microsoft-exchange-graph-mail-openapi.yml, openapi/microsoft-exchange-graph-people-openapi.yml
summary:
  types:
  - oauth2
  oauth2_flows:
  - authorizationCode
  - clientCredentials
schemes:
- name: oauth2
  type: oauth2
  flows:
  - flow: clientCredentials
    tokenUrl: https://login.microsoftonline.com/{tenant}/oauth2/v2.0/token
    scopes: 1
  description: OAuth 2.0 authorization with Microsoft identity platform
  sources:
  - openapi/microsoft-exchange-admin-api-openapi.yml
  - openapi/microsoft-exchange-graph-import-export-openapi.yml
- name: oauth2
  type: oauth2
  flows:
  - flow: authorizationCode
    authorizationUrl: https://login.microsoftonline.com/common/oauth2/v2.0/authorize
    tokenUrl: https://login.microsoftonline.com/common/oauth2/v2.0/token
    scopes: 4
  description: OAuth 2.0 authorization with Microsoft identity platform
  sources:
  - openapi/microsoft-exchange-graph-calendar-openapi.yml
  - openapi/microsoft-exchange-graph-contacts-openapi.yml
  - openapi/microsoft-exchange-graph-mail-openapi.yml
  - openapi/microsoft-exchange-graph-people-openapi.yml