DXE-5681 Status: 401 - The signature does not match - on docker

[nicolicioiul]

To Reproduce
Steps to reproduce the behavior:

1. Use docker image

FROM docker.io/library/python:3.13-slim

RUN groupadd --gid 2000 appgroup && \
    useradd --uid 2000 --gid 2000 --shell /bin/bash appuser

WORKDIR /app

COPY src/ ./

RUN pip install --no-cache-dir -r requirements.txt

USER 2000

CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8080", "--log-config", "config/logging.yaml" ,"--access-log"]

3. Authentication method:

        session = requests.Session()
        session.auth = EdgeGridAuth(
            client_token=self.config.client_token,
            client_secret=self.config.client_secret,
            access_token=self.config.access_token,
            max_body=4*128*1024,
        )
        session.headers.update(self.DEFAULT_HEADERS)

5. call the api method api 6. Response from AKAMAI endpoint.```{
   "type": "https://problems.luna.akamaiapis.net/-/pep-authn/deny",
   "title": "Not authorized",
   "status": 401,
   "detail": "The signature does not match",
   "instance": "https://xxxxx/ccu/v3/delete/tag/production",
   "method": "POST",
   "serverIp": "xxxx",
   "clientIp": "x",
   "requestId": "1597b22f",
   "requestTime": "2025-09-xxxx:13:42Z"
   }

**Expected behavior**
 Success response.

The same script is working fine out of Docker container, in shell script.
- OS: Linux Debian 12.7
- app requirements.txt

starlette
uvicorn[standard]
requests
edgegrid-python

Name: edgegrid-python
Version: 2.0.2
Summary: {OPEN} client authentication protocol for python-requests
Home-page: https://github.com/akamai/AkamaiOPEN-edgegrid-python
Author:
Author-email:
License: Apache 2.0
Location: /usr/local/lib/python3.13/site-packages
Requires: requests, requests-toolbelt
Required-by:

**Additional context**
Same credentials are used on both side.

[nicolicioiul]

The edgegrid-python 2.0.2 is not working with python-requests/2.32.5.
The issue is related to python-requests/2.32.5 version.
On the version python-requests/2.32.5 is failing, but is working with python-requests/2.28.1

[mstojanowski]

Hi @nicolicioiul ,

Thank you for raising this query. It's under investigation. We will keep you updated.

BR,
Marcin