aws s3 presign

SafePresigned S3 URLs

aws s3 presign s3://bucket/key --expires-in 3600

Issues expiring download links — share a file without ever opening the bucket.

Examples

aws s3 presign s3://reports/2026-06.pdf --expires-in 86400A 24-hour link

Syntax

aws s3 presign <s3uri> [--expires-in sec]

Before you run it

Issues a URL only; mind the expiry.

Used when you see

S3 AccessDenied

For one-off sharing, use a presigned URL

See the whole flow →

Related commands

aws s3 ls / cpS3 operations
aws s3 syncSync with S3

The same reference, with no signal at all

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