Sessions (signed cookie storage)

Session demo

Flask “sessions” are stored in a cookie called session. The contents are signed, so the browser cannot modify them without being detected.

Current stored name:

(none)

What Flask just did 🔎

Route function used

show_session_demo_page

HTTP method

GET

Template used

session_demo_page.html

Files involved

flask_routes.py
templates/session_demo_page.html
dependencies/flask_debug_information.py

Execution steps

- Flask matched the URL path to a route function.
- GET request: reading session state (if any).
- Route function read inputs from request (query/form/files).
- Route function created a debug information object explaining what happened.
- Route function rendered a Jinja template with page data + debug info.

Received form fields

(none)

Extra debug values

{
  "session_cookie_present": false,
  "session_value_stored_name_for_learning_demo": ""
}