Creating a Google Cloud Storage bucket is simple, but the IAM permissions required to perform operations in the bucket can be difficult to understand. Especially when you want something as simple as to provide upload/download access to the person who created the bucket and perhaps a service account. Below are the commands for creating a … GCP: Google Cloud Storage bucket with permissions for user or service account
Having your production servers go through a proxy like Squid for internet access can be an architectural best practice that provides network security as well as caching efficiencies. In a previous article, I showed how you can enforce whitelists for specific domains when using HTTP/HTTPS. Now let’s do the same thing for FTP connections, proxying … Squid: Enabling whitelisted FTP proxying using Squid
Having your production servers go through a proxy like Squid for internet access can be an architectural best practice that provides network security as well as caching efficiencies. For further security, denying access to all requests but an explicit whitelist of domains provides auditable control.
When tasked with deploying a web application and it is not responsive to your browser requests, sometimes you need to take a step back from the complexity of your full stack and run a quick sanity check. You can use netcat as a simple web server to prove to yourself that the network infrastructure is … Ubuntu: Simulating a Web Server using Netcat
Although virtualization has pushed a self-service culture for infrastructure, it is still common in production environments to need your Network Operations team to open the required ports necessary for any new application deployment. So, while you may be able to create the base virtualized host, you can’t go much further without the network connectivity. And … Ubuntu: Pre-Validate Network ACL and Firewall Connectivity with Netcat