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Connector

Verified against

Update Policy

Comment

Microsoft 365 Graph
Application + delegation

https://learn.microsoft.com/en-us/graph/api/overview

(tick)

Google
Service account + delegation

https://developers.google.com/calendar/docs/release-notes

(tick)

Exchange
Kerio

2009
2010
2013/2019

⚠️

Starting July 19th 2018, Exchange Web Services (EWS) will no longer receive feature updates. While the service will continue to receive security updates and certain non-security updates, product design and features will remain unchanged. This change also applies to the ROOMZ Connector.
More information here: https://developer.microsoft.com/en-us/graph/blogs/upcoming-changes-to-exchange-web-services-ews-api-for-office-365/

iCal

N/A

⚠️

we use a third-library that usually adheres to RFC 5545.

Centerboard

v1

⚠️

IBM Domino

No info at the moment

⚠️

3V-Rooms

v1.0

⚠️

Webuntis

07.03.2022

⚠️

Garaio

v1.0

⚠️

Gingco

v2

⚠️

Zimbra

ZCS 7.0

⚠️

TOPDesk

1.22

⚠️

Witco

1.8.2

⚠️

Differences between M365 Graph Delegation and Application Permission connectors.

Application Permission:

  • Is the official recommendation from Microsoft to connect a service like ROOMZ.

  • Client secret must be renewed every 2 years, if this is forgotten ROOMZ can no longer synchronize calendar data.

  • Currently no MFA possible.

Graph delegation:

  • MFA possible (recommended)

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Application Permission

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Delegation Permission

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Add a new resource

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Automatic access for ROOMZ

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Add full access for the Manager User

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Renew Client secret

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Renew all 2 years

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not needed

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MFA

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No

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Yes