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Finding Route53 logs with the help of CloudTrail and Athena
Learn how to query AWS CloudTrail logs using Athena to find which IAM user created, modified, or deleted Route53 DNS records, with ready-to-use SQL queries. …
Backup and restore ElasticSearch data using GCS
You don’t know what you got until it’s gone. And unfortunately it’s the same with data. Backup before it’s too late. Checkout this article to know more on how to backup and restore ElasticSearch data with the help of GCS buckets. …
How I hosted a DNS server on AWS ?
A hands-on guide to hosting an authoritative BIND9 DNS server on AWS EC2, from setting up glue records to configuring zone files with a bash script. …
Efficient way to pentest Android Chat Applications
How to set up a pentest environment for Android chat apps using multiple Genymotion emulators and BurpSuite with separate proxy listeners for each instance. …
Managing Linux Users & SSH keys using Ansible
An Ansible playbook for managing Linux user accounts and SSH keys on EC2 that automatically removes revoked users without maintaining a separate revocation list. …
Bucket Policy for your Public S3 Bucket
Enabling public read access on S3 also enables directory listing, exposing all files. Here's a bucket policy that allows file access while preventing listing. …