Julien Gaucher
Julien Gaucher
It seems to be resolved if I add this at the top of my code: ```python import os os.environ["AWS_REQUEST_CHECKSUM_CALCULATION"] = "when_required" os.environ["AWS_RESPONSE_CHECKSUM_VALIDATION"] = "when_required" ```
Hi @khushail, thank you for your response. The official [SDK documentation](https://docs.aws.amazon.com/sdkref/latest/guide/feature-dataintegrity.html) says: > Amazon S3 independently calculates a checksum on the server side and validates it against the provided value...