Surender KumarAuthor

areas of expertise
- Windows Server Administration
- Linux Server Administration
- Cisco Switches, Routers and ASA
- MS SQL and MySQL DBA
- Web Servers (IIS, Apache, NginX)
- Website, Domain & Email Migration
education
- Master’s degree in Computer Applications
- Bachelor’s degree in Computer Science
- Microsoft Certified
- Cisco Certified
With 12+ years of experience in the administration of complex Active Directory infrastructure on Microsoft Windows Servers and Cisco based network environment, Surender has the breadth and depth of experience needed to quickly understand the network and craft the most suitable solutions for a business.
recent publications
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Remove secrets from AWS secrets manager with PowerShell
Remove secrets from AWS secrets manager with PowerShell Recently, I wrote a post on how to securely store secrets in AWS secrets manager. If you are already using the Secrets Manager, you might come across the following error: You can’t create this secret because a secret with this name is already scheduled for deletion Cause
May 31, 2023 -
The following signatures were invalid: EXPKEYSIG ED444FF07D8D0BF6 Kali Linux Repository
The following signatures were invalid: EXPKEYSIG ED444FF07D8D0BF6 Kali Linux Repository <[email protected]> Recently, I decided to upgrade my Kali Linux but the apt update command returned the following error: The following signatures were invalid: EXPKEYSIG ED444FF07D8D0BF6 Kali Linux Repository <[email protected]> How to fix this error To fix this error, follow these steps: Visit this page and
May 17, 2023 -
How to fix WSL Error code: Wsl/Service/0x80040326
WSL Error code: Wsl/Service/0x80040326 Recently I started getting Error: 0x80040326 in WSL in my Windows 10/11. If you are also getting the following error, this post will help you fix it quickly: Error code: Wsl/Service/0x80040326 How to fix this error To fix this error, run these commands in PowerShell in the same order: wsl –update
March 30, 2023 -
Docker registry authentication
Docker Registry Authentication Recently, I wrote an article on Private Docker registry setup, where we configured a Docker registry for private use. By default, this private Docker registry doesn’t require any authentication so it literally allows everyone to pull or push Docker images. This is not a very much secure setup till now. In this
March 27, 2023 -
Install Docker in WSL2 as an alternative of Docker Desktop
Install Docker in WSL2 as an alternative of Docker Desktop Developers who use Windows as their primary operating system should know how slow, buggy, and unstable Docker Desktop is. There was no official way of running Docker in Windows except Docker Desktop. Due to this, some people tend to run Linux in a virtual machine,
February 28, 2023 -
There is insufficient system memory in resource pool ‘internal’ to run this query
There is insufficient system memory in resource pool ‘internal’ to run this query Did you ever try to import a large SQL script in SQL server using SQLCMD utility and got There is insufficient system memory in resource pool ‘internal’ to run this query error as shown in this screenshot. This error is most likely
October 4, 2022