Authentication Error If you cannot resolve this issue on your own,

[samuelbfrade]

Storage Explorer Version

1.43

Regression From

No response

Architecture

x64

Storage Explorer Build Number

No response

Platform

All

OS Version

No response

Bug Description

This request is not authorized to perform this operation.

This storage account's 'Firewalls & virtual networks' settings may be blocking access to storage services. Try adding your client IP address to the firewall exceptions, or by allowing access from 'all networks' instead of 'selected networks'. To learn more about Azure Storage firewalls and virtual networks, visit http://go.microsoft.com/fwlink/?LinkId=845443.

Error Details:
{
"name": "RestError",
"code": "AuthenticationFailed",
"statusCode": 403,
"details": {
"errorCode": "AuthenticationFailed",
"content-length": "526",
"content-type": "application/xml",
"date": "Mon, 27 Apr 2026 08:59:08 GMT",
"server": "Microsoft-HTTPAPI/2.0",
"x-ms-request-id": "c1701863-001e-0053-7824-d665eb000000",
"message": "Server failed to authenticate the request. Make sure the value of Authorization header is formed correctly including the signature.\nRequestId:c1701863-001e-0053-7824-d665eb000000\nTime:2026-04-27T08:59:08.7905502Z",
"code": "AuthenticationFailed",
"authenticationErrorDetail": "Signature did not match. String to sign used was heiaephgp01dweposm03\nrwdlacupyx\nbfqt\nsco\n2025-08-25T13:53:04Z\n2099-08-25T22:08:04Z\n\nhttps\n2024-11-04\n\n"
}
}

Resource Types

No response

Authentication Method

None

Connection Type

None

Steps to Reproduce

1. Try to connect to a URL (SAS)

Actual Experience

can't see the Blob containers

Expected Experience

see the Blob containers

Additional Context

No response