Cyberduck Mountain Duck CLI

#10886 closed defect (fixed)

S3 pre-signed URL doesn't work

Reported by: Owned by: dkocher
Priority: normal Milestone: 7.2.2
Component: s3 Version: 7.1.2
Severity: normal Keywords:
Cc: Architecture:

Description (last modified by dkocher)

The S3 pre-signed URL can't be visited. Error like below:

The authorization mechanism you have provided is not supported. Please use AWS4-HMAC-SHA256.

Change History (8)

comment:1 Changed on Nov 27, 2019 at 9:08:09 AM by dkocher

  • Description modified (diff)

comment:2 Changed on Nov 27, 2019 at 9:08:22 AM by dkocher

  • Component changed from core to s3
  • Owner set to dkocher
  • Priority changed from highest to normal
  • Severity changed from blocker to normal

comment:3 Changed on Nov 27, 2019 at 9:11:09 AM by dkocher

I cannot reproduce this error. Can you share an example of a pre-signed URL that is showing this error.

comment:5 Changed on Nov 28, 2019 at 9:16:19 AM by dkocher

Do you use the S3 China (Beijing) connection profile from

comment:6 Changed on Nov 28, 2019 at 9:21:13 AM by dkocher

  • Milestone set to 8.0
  • Status changed from new to assigned

comment:7 Changed on Nov 28, 2019 at 9:48:25 AM by dkocher

  • Resolution set to fixed
  • Status changed from assigned to closed

In r48255.

comment:8 Changed on Dec 6, 2019 at 2:12:52 PM by dkocher

  • Milestone changed from 8.0 to 7.2.2
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