Linux Performance – Page 3 – Blog by Jay Mutkawoa (Nitin)

DDOS attack on WordPress xmlrpc.php solved using Fail2Ban

Post Author By Nitin J Mutkawoa
Post Date July 20, 2016
Post Comment 0 comments

Several types of attack can be launched against WordPress website such as unwanted Bots, SSH Bot requests, unwanted Crawlers etc.. Some times back, i noticed that there were several attempts to perform a DDOS attack on a WordPress website by [Read More…]

BSD Exploration Linux Application MeetUps and Presentations Security

DevConMru – Backup in the cloud for the Paranoid by cyberstorm.mu

Post Author By Nitin J Mutkawoa
Post Date May 22, 2016
Post Comment 1 comment

At Cyberstorm Mauritius we work on several projects and code for fun. One of the interesting projects we have look at is an application called Tarsnap which is used to perform a secure backup on the cloud. At Cyberstorm Mauritius, [Read More…]

Linux System Networking and Hardware

CURL Linux commands

Post Author By Nitin J Mutkawoa
Post Date May 11, 2016
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2 min read

I must confess part of this blog post has been lingering in my drafts for quite some time. Despite a prolonged hiatus from writing, I’ve decided to take a shot at it now. So, let’s delve into the world of [Read More…]

Linux System

Linux Performance & Analysis – Strace and syscall

Post Author By Nitin J Mutkawoa
Post Date May 8, 2016
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A quick look at the manual of Strace would show you an indication that the strace command is used to trace system calls and signals. The desciption part stipulates that “In the simplest case strace runs the specified command until [Read More…]

Linux System

Repair your Kernel Panic with Dracut

Post Author By Nitin J Mutkawoa
Post Date October 5, 2015
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If you have encountered a Kernel Panic which usually happens after a major change in the Linux System, you can follow these procedures to rebuild the Kernel files with Dracut tools. Boot the server in rescue mode or simply through a [Read More…]

Linux System

Overlay Union Filesystems in Linux

Returning to the world of blogging after nearly a month’s hiatus, I find myself intrigued by the concept of Overlay Filesystems. This article has piqued my curiosity, and I am convinced it will offer valuable insights for my future endeavors. [Read More…]

Posted on February 18, 2024February 18, 2024 by Nitin J Mutkawoa

Uncategorized AKA Non-Tech-Stuffs

My indoor plants in Winter 2024

I used to have a cool indoor greenhouse in my living room growing lettuce, arugula, and thyme. However, since I work from home most of the time and need a dedicated office space, I decided to make some changes. I [Read More…]

Posted on January 19, 2024 by Nitin J Mutkawoa

Cloud Computing

Playing around with SSM, Tags, and Resource Group in AWS

AWS Systems Manager is a service provided by Amazon Web Services (AWS) that helps you automate and manage your infrastructure at scale. It provides a unified user interface so that you can view operational data from multiple AWS services and [Read More…]

Posted on January 18, 2024 by Nitin J Mutkawoa

Blockchain and Fintech

Smart Contracts and Tokens in Ethereum

Smart contracts in Ethereum are self-executing contracts with the terms of the agreement directly written into code. They are computer programs that run on the Ethereum blockchain and automatically enforce the rules and conditions defined within their code. If you [Read More…]

Posted on January 17, 2024January 18, 2024 by Nitin J Mutkawoa

Blockchain and Fintech

Ethereum, Solidity and Decentralization

Ethereum can be considered a technology that is more capable than Bitcoin. In a traditional Blockchain technology like Bitcoin, I mentioned how Bitcoin is mostly focused on a ledger system with records and algorithms backing up the transactions. But Ethereum [Read More…]

Posted on January 16, 2024 by Nitin J Mutkawoa

Blockchain and Fintech

Proof of Stake in Blockchain

In some of my previous articles, I wrote about the Consensus protocol. If you had been following closely, you would have come across the term several times. I explained how Consensus is a mechanism by which participants in a distributed [Read More…]

Posted on January 15, 2024 by Nitin J Mutkawoa