Cloud & CDN
AWS S3 Presigned
S3 presigned URL for secure access
Example URL
https://bucket-name.s3.amazonaws.com/path/to/file.pdf?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=AKIAIOSFODNN7EXAMPLE%2F20230101%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20230101T000000Z&X-Amz-Expires=3600&X-Amz-Signature=xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
Parameters
X-Amz-Algorithm=AWS4-HMAC-SHA256AWS signature algorithm (always AWS4-HMAC-SHA256)
X-Amz-Credential=AKIAIOSFODNN7EXAMPLE/20230101/us-east-1/s3/aws4_requestAWS access key and credential scope
X-Amz-Date=20230101T000000ZRequest timestamp in ISO 8601 format
X-Amz-Expires=3600URL validity period in seconds
X-Amz-Signature=xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxRequest signature for authentication
URL Structure
Protocol
https:
Host
bucket-name.s3.amazonaws.com
Path
/path/to/file.pdf