Added S3 Policy Script

Added script to check S3 policy.

Author: jgamblin

README.md

@@ -24,7 +24,9 @@ You will need the [AWS-CLI](https://aws.amazon.com/cli/) installed and configure
 
 **_GuardDuty/enale.sh_**: Enables GuardDuty in all available regions.
 
-**_GuardDuty/findings.sh_**: Exports all GuardDuty findings to .json files. 
+**_GuardDuty/findings.sh_**: Exports all GuardDuty findings to .json files.
+
+**_S3/policies.sh_**: Lists all ACLs for S3 buckets in your account. 
 
 ## Important Notice
 *I likely dont know what I am doing and this could be done faster, better and simpler some other way. These scripts could also break your cloud and make you cry.*

S3/policies.sh

@@ -0,0 +1,17 @@
+#!/bin/bash
+#Lists all ACLs for S3 buckets in your account. 
+
+#Remove Old Working Files.
+rm -rf buckets.txt
+rm -rf bucketpolicies.txt
+
+#List All Buckets
+aws s3 ls | awk '{print $3}' > buckets.txt
+
+#Find & Print ACLs for Buckets
+for i in $(cat buckets.txt)
+do
+        printf "$i \n" >> bucketpolicies.txt
+        aws s3api get-bucket-acl --bucket "$i"  --output text >> bucketpolicies.txt
+        printf "\n" >> bucketpolicies.txt
+done