I need to issue pre-signed URLs for allowing users to GET and PUT files into a specific S3 bucket. I created an IAM user and use its keys to create the pre-signed URLs, and added a custom policy em...

I'm trying to follow the instructions in How can I allow a Group to assume a Role?, but run into the following error when I try to switch roles: Invalid information in one or more fields. Check yo...

How can I use the AWS CLI to show an IAM policy's full body including the Effect, Action and Resource statements? "aws iam list-policies" command lists all the policies but not the actual JSON E,...

I'm following amplify docs on how to configure Storage. When adding the policy to the document I'm getting the following error: Missing required field Principal I'm not sure why...? Policy docu...

I am trying to create an IAM policy that gives users complete access to dynamodb with the caveat that the tables must have the tag Stage with value Dev on it. Basically you can create a table but y...

I have an S3 bucket that has a structure like this: top_level_name sub_level_1 sub_level_2 sub_level_3 I would like to do a blanket Deny of all actions on top_level_name (in order to exclude ...

I'm trying to create a policy to be used by an application deployed in a ECS, to getObject/Put/Delete some files inside the bucket. The policy i'm creating looks like this: { "Sid": "VisualEditor...

How can I allow specific lambda to access to a particular s3 bucket in the serverless.yml? For example, I am porting file upload functionality to lambda by using serverless. To upload a file to a ...

I just can't figure out what is wrong with my Bucket Policy in AWS. Trying to let a Lambda function to access and read an email from the S3 Bucket. But I keep getting "Access Denied" Please note t...

So I'm constructing a cf stack for a role in AWS and I don't know how to go about the AssumeRolePolicyDocument field when designing a role that is not resource-based. All the examples I've tried ...

I am syncing a directory to AWS S3 from a Linux server for backup. rsync -a --exclude 'cache' /path/live /path/backup aws s3 sync path/backup s3://myBucket/backup --delete However, I noticed th...

I'm trying to deploy an ember app to AWS CloudFront using ember-cli-deploy and ember-cli-deploy-cloudfront. I set up my bucket and user in AWS, gave my user AmazonS3FullAccess policy. Set up my...