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Introduction This article is a personal path to review and improve my Git and GitHub skills at the command line and in Visual Studio Enterprise and Visual Studio Code. My plan is to spend an hour every day on GitHub,… Continue Reading →
Introduction This article describes a problem that I ran into while developing an SSH application with PHP 8.0 on Windows 10 and the solution. Environment Windows 10 Professional XAMPP 8.0.6 – 2021-05-11 PHP 8.0.6 Example Code:
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$connection = ssh2_connect($host, $port, array('hostkey'=>'ssh-rsa')); if (ssh2_auth_pubkey_file( $connection, $username, $filename_pub, $filename_prv, $filename_pwd)) { echo "Public Key Authentication Successful\n"; } else { die('Public Key Authentication Failed'); } |
The problem line… Continue Reading →
Introduction Ubuntu 20.04 Desktop does not include an SSH server preinstalled. In this article, I show how I install OpenSSH, create an SSH keypair, install the keypair Ubuntu for a user and disable password-based SSH logins. I also include a… Continue Reading →
Introduction Recently I decided to deploy a Laravel site so that customers can upload large files privately and securely. Similar to Dropbox but without its bells and whistles. I did not want to share access keys or other secrets. I… Continue Reading →
Introduction For a new project, I must validate Azure Access Tokens in PHP. This requires obtaining the public key to validate the JWT signature. This article shows the process of working with the Azure OpenID Connect Metadata Document to obtain… Continue Reading →
Introduction This article demonstrates how to set up a Windows development system with Python and the Azure SDK for Python. After my article, Azure – Lock a VM to Prevent Deletion, I wrote the Azure CLI equivalent commands in Python…. Continue Reading →
Introduction This article demonstrates backing up an existing Laravel site to GitHub. The next article demonstrates adding a GitHub WebHook to automatically update a Laravel site when you push updates to GitHub. I have many websites in production status. I… Continue Reading →
Introduction In Azure, I have security group rules that allow access to everything from my public IP address. I have a rule for the office and another for home. For sensitive ports such as SSH and RDP, similar rules are… Continue Reading →
Introduction You are busy developing. It is late at night. You decide to delete one of your test virtual machines and recreate it to validate your deployment procedure. You log into the Azure Portal, select a virtual machine and click… Continue Reading →
Introduction You have a Ubuntu instance running in an Azure Virtual Machine. You connect to this instance via SSH. One day you decide to enable the UFW firewall and your SSH connection drops. You cannot reconnect. Problem Enabling the UFW… Continue Reading →
IAM Signblob and Service Accounts A Google Cloud Service Account contains an RSA key pair. When Google Cloud creates a service account an RSA key pair managed by Google Cloud is created. When you create a service account key, another… Continue Reading →
Application Default Credentials This article will cover Google Cloud Application Default Credentials (ADC) and how to create credentials using various methods in PHP. I wrote another article on ADC that includes Python examples. This article is more technical and includes… Continue Reading →
What is Amezmo? Amezmo is an excellent platform for .NET Core and PHP applications. Amezmo combines containers, GitHub, and Let’s Encrypt into an amazing platform for deploying applications. Updating your application is as simple as edit, commit and push. GitHub… Continue Reading →
Introduction Once you have an SSL certificate configured, the next step is to redirect unencrypted traffic. There are several methods of doing this. Within your application (Laravel), by the web server (Apache or Nginx) or by the frontend (load balancer)…. Continue Reading →
Introduction Today (June 14, 2021) I answered a question on Stackoverflow regarding the Google Cloud Recommender API that required Python source code. I also created a GitHub Gist to make downloading the code easier. That got me thinking about how… Continue Reading →
Introduction This article is the first in a series of using WireGuard in the cloud. This article starts by explaining what WireGuard is. Additional articles will demonstrate how to configure WireGuard for both Windows and Ubuntu for the following VPN… Continue Reading →
Introduction I am currently preparing to recertify for the Google Professional Cloud Security Engineer Certification. I previously scheduled the HashiCorp Certified: Terraform Associate on March 29, 2021 at 3 PM. Maybe I will take both exams on the same day…. Continue Reading →
This article is a journal of my path to take the Google Professional Cloud Security Engineer Recertification. I plan to track my progress, resources and post exam tips. Date created: March 2, 2021 Last updated: March 7, 2021 Exam Completed:… Continue Reading →
Introduction I am writing ASP.NET Core code for an automated cloud directory synchronization process that will run on Google Cloud Run and Kubernetes. This code requires the current date and time in the local time zone. Simple problem, or so… Continue Reading →
Introduction One of the things that I love about the cloud, is that you can deploy servers in minutes. What previously took weeks of time, purchase orders, etc. is now a few clicks of the mouse. One of my action… Continue Reading →
Introduction I recently had a conversation with the Principle Security Architect for a large company concerned with security, identity, and access management. He asked me, “What language do you write your code in and why?”. I answered his question with… Continue Reading →
Introduction A common practice in Google Cloud is to create one or more service accounts to authorize the Google Cloud CLI. Using service accounts is recommended by Google instead of user accounts. However, a service account JSON or P12 file… Continue Reading →
Introduction This article shows how to impersonate a service account from user account credentials. To understand how to set up everything, read the companion article: Google Cloud – Improving Security with Impersonation Save the following PowerShell script as a file… Continue Reading →
Introduction One of the more frequent problems on Stackoverflow is Compute Engine SSH. This article will dive into how SSH is configured on Compute Engine and how to connect using various SSH tools. I will also cover how to create… Continue Reading →
What is a Certification Practice Test? There are two types: Practice Questions and Practice Tests. Practice Questions help you test your knowledge and prepare for certification. These could be as simple as a list of questions where you select an… Continue Reading →