Sirwin
Sirwin
TechFuture

TechFuture

TechFuture will publish short articles on future technologies that will make the world a better place to live. It will include digital identity, data privacy, passwords & cybersecurity, cryptocurrencies, and many more.


Bitcoin's High Rise is a Sign that a Dip Comes Sooner or Later!

23 May 2024 1 minute read 2 comments Debesh Choudhury

Bitcoin has hit the USD 70k mark in the first half of 2024. What a celebration among the cryptocurrency community in Bitcoin's price rise. The so-called cryptocurrency futurists say Bitcoin will soon touch the USD 100k mark. The future is unknown, an...

We Celebrated Bitcoin Pizza Day Today

22 May 2024 1 minute read 2 comments Debesh Choudhury

I almost forgot that today is the so-called Bitcoin Pizza Day! Today, Bitcoin was first used to buy a real-world food item, Pizza. Incidentally, we ate Pizza at home today! You may say that we have celebrated Bitcoin Pizza Day today! Sorry, we forgot...

If Bitcoin Again Goes Down to USD 16k?

21 May 2024 2 minute read 4 comments Debesh Choudhury

EVERYBODY is so Happy! Bitcoin reaches beyond USD 71k! The price of Bitcoin, aka BTC, has gone beyond USD 71k! The BTC holders are so happy! Screenshot Source The altcoins also rise. BitcoinCash, aka BCH, also goes beyond USD 500! Screenshot So...

Relationship Between Fiat Currencies and Cryptocurrencies

18 May 2024 2 minute read 4 comments Debesh Choudhury

Can we talk about cryptocurrencies without fiat currencies? Fiat currencies were invented long ago, and people utilized fiat currencies for years. Fiat currencies are still the main currencies that rule human lives. There is a strong connection betw...

Finally x-dot-com from twitter-dot-com

17 May 2024 1 minute read 0 comments Debesh Choudhury

The social media company X has finally changed its domain name from twitter-dot-com to x-dot-com First, Elon removed (killed) the blue bird Twitter logo with an X. It ran for over a year with its old domain name, twitter-dot-com. Musk has finally dec...

Open Source Software and GNU/Linux

15 May 2024 1 minute read 0 comments Debesh Choudhury

Replay my podcast chat with Tux. I had a virtual chat on different aspects of GNU/Linux and Open Source Software with the cheerful penguin named Tux, the logo of Linux. I tried to make the conversation interesting, informative, and funny. Screensh...

How to Scan QR Codes SAFELY

5 May 2024 1 minute read 7 comments Debesh Choudhury

People often warn you about QR Codes. People are correct in warning you about QR codes. QR Codes may contain malicious web links. It is the same vulnerability as the URL shorteners. You can't be sure what URL you will open!   You must NOT open a QR...

Graphical Password Security

2 May 2024 2 minute read 2 comments Debesh Choudhury

What is a password? A password is a string of keyboard characters used to verify a user's identity during the authentication process in a computational system online or offline. A password is typically used with a username and is designed to be k...

Is Bitcoin the Best Cryptocurrency? Probably Not.

23 Apr 2024 3 minute read 2 comments Debesh Choudhury

Bitcoin is the first cryptocurrency. Bitcoin is the first real-world fintech use case for peer-to-peer electronic cash transfer. There are innumerable cryptocurrencies in the fintech arena now. The price tag and the market cap of Bitcoin are at the...

Join Grass and Get Paid for Your Unused Internet Bandwidth

19 Apr 2024 1 minute read 2 comments Debesh Choudhury

What is Grass? "Grass is the Data Layer of AI built as a Layer 2 Sovereign Data Rollup."   The Grass infrastructure consists of two key components:   Join Grass Join Grass, share your unused Internet bandwidth with Grass, and as an early adopter...