Posted inTHM - Ignite
THM – Ignite
The Ignite room, tagged as "easy" really does not have a lot of instructions on the page itself apart from a generic "A new start-up has a few issues with…
Posted inCybersecurity
CyberSecurity and Red Teaming (Notes)
Google Doc link to most of my notes - this is mostly for quick reference and will not make much sense on a quick read-through I am planning to start…
Posted inHardware Publish Raspberry Pi
Sandisk USB 3.1 PenDrive and Raspberry Pi (4b) based Wireless NAS for the Macbook (MacOS Ventura)
My weekend task this week was simple! A Sandisk and Raspberry Pi based NFS/NAS wireless mount for my MacBook :-) Hardware used: 3 nos Raspberry Pi 4b (wireless) Sandisk USB…
Posted inAWS Clouds, Infra and Observations Opensource
How to build a self-hosted VPN server on AWS
A VPN server allows you to connect using a secure tunnel.This has a couple of benefits. First, you sort of have control over your data. And it also allows you…
Raspberry Pi K8s/K3s/Kubernetes Cluster from scratch – the easy way!
The Raspberry Pi has always been a capable little computer, and with the Raspberry Pi 4 series, we now have Wifi, Bluetooth etc along with 8 Gb RAM - a…
Posted inClouds, Infra and Observations Posts Publish
The Four Major Cloud Trends That Will Make an Impact in 2022
The cloud is one of the most important innovations in recent years. It has completely changed the way we compute and store data. The future of the cloud holds many…
Posted inApple
Understanding an IOS/Apple iPhone “exploit”
Apple exploits (and for that matter, any platform exploits) are a plenty. But most of them are fun, and as long as you can play around with them and understand…
Posted inHacking
Anatomy of a good Social Engineering/Phishing attack!
Social Engineering and Phishing has been around for donkeys' years now. While really sophisticated attacks are usually designed and prepped months, sometimes years in advance, and can be brutally effective,…
esxtop annoyances – MAC
esxtop does not like to work on the Mac out of the box. And this has nothing to do with the OS itself! Read on to find out what exactly…
Posted inEverything Else Publish
The Facebook Conundrum
This is a non technical blog. Well, "technical", if you are into systems and processes though. The whole Facebook WhatsApp Instagram Signal Telegram conversation and mess essentially ended up in…
Posted inCassandra Nutanix Opensource
Single node Cassandra on Ubuntu 18.10
Nutanix uses Cassandra as it's metadata store. But what if we needed a Cassandra node locally - on our local machine - Cassandra, essentially, is an OpenSource project, so technically,…
Posted inBlockchain Opensource
Blockchain
With Bitcoin, Ethereum and all the other cryptocurrencies around - what exactly are cryptocurrencies anyway? How do they function? Can they be used for any other purposes? This is a…
Posted inNutanix Opensource Publish
Creating Multiple VMs using Terraform – Nutanix Provider
Building on the previous example, let's use Terraform to create multiple VM's using just one Terraform file/configuration. Let's take the previous example's tf file and check the options available $…
Posted inNutanix Opensource Publish
Terraform using Nutanix Provider and V3 APIs
Below is an example of creating a basic VM (CentOS) on a Nutanix cluster using Terraform Points to note: Cluster is already UP and running AHVCentOS image is already present…
Posted inOpensource Publish Vagrant
Vagrant File Example | Virtualbox
So here's an example Vagrant YAML file that does the following: Spins a CentOS 7 VMGives it a Static IPInstalls on VirtualBox on the local machineSets the vCPU and MemoryCreates…
Posted inDocker Jenkins Opensource
Jenkins on Docker on a Mac using Kitematic!
A short video walkthrough of installing Jenkins on Docker using Kitematic. The entire installation is done on a Mac running Virtualbox https://youtu.be/R3j7uBJVKpg
Posted inKubernetes
K8S 101 – The Basics!
Kubernetes 101 - the absolute basics! At the basic level, Kubernetes is comprised of: Cluster A Kubernetes cluster is a set of physical or virtual machines and other infrastructure resources…
Posted inDocker Grafana Opensource
Grafana on Docker on Mac! Under 1 minute!
What do you do when you have a minute to spare and just have a Mac with Docker running? Well, you install Grafana! In under a minute! And then clean…
Workaround for a locked “root” account on ESXi 6.5 on Nutanix
The ESXi 6.x root account now has account lockout policies set. So if an incorrect password is used too many times, this will case the ESXi root password to get…
Posted inNomad Opensource
Nomad
Nomad is an infrastructure lifecycle management tool and differs from Terraform in that Terraform is more of a build/config/provisioning tool. Installation and getting started with Nomad is pretty simple For…
Posted inDocker Opensource
Resolving the Kitematic install error
Kitematic, which is now a part of Docker actually fails to initialize (at least on my Mac) So this is what this looks like Kitematic Initialization failure The log snippets…
Using Vagrant to install an EC2 instance
Let's test Vagrant to deploy an EC2 instance to AWS. For this, the first thing we need is to install the aws plugin for Vagrant. My Vagrant instance currently just…
Posted inAWS
EC2 on AWS
An instance is a virtual server in the AWS cloud. Points to note Instances are Amazon EBS-backed meaning that the root volume is an EBS volumeThe instance consists of the…
Posted inAlibaba Cloud
Getting started with AliCloud
Alicloud is the cloud offering from the Alibaba group. Getting started with Alicloud is pretty simple but has a few quirks you need to be aware of. While GCP and…
Posted inDocker Opensource
Docker
Docker, put simply, is a container platform - which solves the issue of running code that is OS agnostic (to an extent) and allows for the application to be freed…
Posted inOpensource Vagrant
Vagrant
Vagrant is an open source provisioning tool from Hashicorp. It uses a concept of "boxes" and is used to provision development environments at scale to a multi cloud environment -…
Posted inVMware
ESXi boot issues troubleshooting
Troubleshooting ESXi boot issues. A look at logs and some troubleshooting options https://youtu.be/9l6qj3evlLM
Posted inVMware
ESXi 5.5 Install and troubleshooting installs
ESXi 5.5 installs and troubleshooting installs. Again, this was long overdue, now that 6.7 is out. This video walks you through the 5.5 install, some behind the scenes, and troubleshooting…
Posted inVMware
VMware ESXi Logs
This was long overdue. Old post on YouTube, but this talks about VMware ESXi logs, log locations and the respective services that the logs belong to. While this is just…
