Update Security model documentation to explain our approach for sensitive data exposure over API

[potiuk]

Body

We should update the security model to explain the policy around exposing the sensitive data.

Committer

• I acknowledge that I am a maintainer/committer of the Apache Airflow project.

[shivshankars4806-dev]

Hi, i would like to take on this issue.

[abhijeets25012-tech]

i would like to contribute in it

[shivshankars4806-dev]

Hi, could you please point to the correct file or repository where the documentation should be updated.

[potiuk]

i would like to contribute in it

Feel free to comment / suggest in the PR that @abhijeets25012-tech opened (linked above) - you can be both co-authors.

[abhijeets25012-tech]

“Thanks for assigning this to me. I will start analyzing the issue and will provide an update s