Private Chat Messg™
Make “private” a question you can answer.
Define who can see a conversation, which copies exist, and how access ends. A clear privacy boundary is more useful than a reassuring label with no explanation.
Three decisions to make first.
Identify the audience
List participants, support roles, administrators, and service operators. For each role, decide what access is necessary and how someone can demonstrate that unnecessary access has been removed.
Follow the copies
Messages may appear in notifications, exports, backups, and logs as well as the main conversation. Include those surfaces in the design review instead of treating the visible chat window as the whole data boundary.
Separate the promises
Restricted access, transport protection, storage protection, and end-to-end encryption describe different properties. Avoid bundling them into one claim unless the implementation has evidence for each property being asserted.
A useful starting sequence.
- Write an audience and access matrix.
- Inventory copies and retention decisions.
- Test role changes and recovery procedures.
What not to assume.
Self-hosting, a password, or an attractive lock icon is not by itself proof of confidentiality. Match every security statement to the deployed architecture and its operating practices.
For a practical review, describe the intended audience, the information crossing each boundary, and the person responsible when the ordinary path fails.
One useful question.
Does private chat mean messages are never stored?
Not necessarily. Storage and retention are separate design choices. Explain what is retained, why, where copies may exist, and how deletion or access changes are handled.
Keep the idea moving.

Private chat and self-hosting: ask what the promise includes
Follow the audiences, message copies, operating roles, and recovery evidence behind a meaningful privacy discussion.
Read the complete guideExplore nearby topics in the same part of the message journey.
Have a workflow in mind?
Share the message journey you are planning and the point that needs a little more clarity.