Best Practice: Instant Messaging Communication

Statement of Best Practice

  • Based on data classification, instant messaging application communication should follow the guidelines set below:
    • Restricted data should not be shared through instant messaging applications
    • Confidential and Internal Only data should only be shared through either a direct message or in a private channel
    • Public data may be shared in public channels, private channels, or through direct messaging


  • Information Security Office


Instant Messaging Applications

Examples include but are not limited to:

  • Slack
  • Google Chat
  • Webex Messenger
  • Facebook Messenger
  • Any other social media messaging tools


Data Classifications

For examples or more detail on data classifications, reference this article.


Private Channel

A persistent channel limited to a number of individuals and new members must be granted permission to join.


Public Channel

A persistent channel that is limited to a number of individuals and new members are able to join without permission.


Direct Message

Messages between two or more individuals outside of an established persistent channel.


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Article ID: 146982
Wed 10/5/22 12:21 PM
Wed 10/4/23 1:43 PM
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