Gowtham (@gowtham000)

Median Cut: A Popular Colour Quantization Strategy

Understanding Colour Quantization While our eyes can see a vast array of colours, computer graphics employ limited colour palettes in several use cases to depict the majority of the colours we can see in a reasonable amount of space. The Median Cut i...

1May 17, 2023 · 6 min readgowtham000.hashnode.dev

Behind The Scenes Of MFA And One Time Passcode

The Authenticator apps (ex-Google Authenticator, Okta, LastPass etc), as you are all aware, can be used to obtain verification codes for any of your accounts that utilize MFA (Multi-Factor Authentication). You must scan the QR code in your MFA settin...

Apr 22, 2023 · 6 min readgowtham000.hashnode.dev

Demystify IAM Policies and Permissions

What are IAM Policies? From the AWS official docs, A policy is an object in AWS that, when associated with an entity or resource, defines its permissions. AWS evaluates these policies when a principal, such as a user, makes a request. Permissions in ...

Apr 16, 2023 · 7 min readgowtham000.hashnode.dev

DIG - Linux Utility For DNS LookUp

DIG (Domain Information Groper) DIG is a Linux command line utility that is used to perform DNS lookups. It queries the DNS resolver and provides the necessary details. By default, DIG uses the DNS resolver listed in /etc/resolv.conf In most cases, t...

Apr 14, 2023 · 3 min readgowtham000.hashnode.dev

What is DNS and How it works

What is DNS All devices on the internet, be it your smartphone, computer or laptop etc that serve content communicate with one another using IP addresses. In a nutshell when you want to visit a website you don't have to remember the long number (Fore...

Apr 13, 2023 · 3 min readgowtham000.hashnode.dev

Gowtham

About

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Gowtham's blogs

Median Cut: A Popular Colour Quantization Strategy

Behind The Scenes Of MFA And One Time Passcode

Demystify IAM Policies and Permissions

DIG - Linux Utility For DNS LookUp

What is DNS and How it works

Gowtham

About

Available for

Gowtham's blogs

Median Cut: A Popular Colour Quantization Strategy

Behind The Scenes Of MFA And One Time Passcode

Demystify IAM Policies and Permissions

DIG - Linux Utility For DNS LookUp

What is DNS and How it works

Gowtham

About

Available for

Gowtham's blogs

Median Cut: A Popular Colour Quantization Strategy

Behind The Scenes Of MFA And One Time Passcode

Demystify IAM Policies and Permissions

DIG - Linux Utility For DNS LookUp

What is DNS and How it works

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Gowtham

About

Available for

Gowtham's blogs

Median Cut: A Popular Colour Quantization Strategy

Behind The Scenes Of MFA And One Time Passcode

Demystify IAM Policies and Permissions

DIG - Linux Utility For DNS LookUp

What is DNS and How it works