Using SigV2 to sign AWS S3 requests

This week I was working on a simple task to modify S3 bucket policy to deny s3:PutObject action to anyone except services in particular vpc or AWS presigned URL. It was just a matter of adding to bucket policy AWS S3 Presigned URL is generated by lambda with execution role get-presigned-url-lambda-role. According to doc Anyone with valid security credentials … Read more Using SigV2 to sign AWS S3 requests