Sirwin
Sirwin

authentication

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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 Biometrics Fit for KYC?

12 Apr 2024 2 minute read 0 comments Debesh Choudhury

Biometrics is convenient but lowers security. Biometrics recognition is inherently probabilistic and can't yield deterministic "yes/no" results like text passwords/PINs. I created a GIF using the title text and an image by Biometrics may compromis...

Biometrics is a Multi-Billion Dollar Security Hole

25 Jan 2024 2 minute read 11 comments Debesh Choudhury

What is biometrics? Biometrics involves the utilization of distinct physiological or behavioral traits of humans to authenticate or identify individuals. However, biometrics authentication technology is inherently probabilistic, and unreliable,...

Can Credential Free Login Work?

9 Oct 2023 2 minute read 17 comments Debesh Choudhury

Nowadays, there is a craze for killing passwords. If you regularly follow cybersecurity trends, you might have noticed the word "password-less." Password-less means your account is always logged in using credentials already saved on a device, such as...

Biometrics is Not a Fallacy But Compromises Security

22 Jul 2023 4 minute read 5 comments Debesh Choudhury

Biometrics has been a subject of my applied research for more than ten years. I started carrying out three-dimensional (3D) object recognition in the winter of 2000. Then I was on a postdoctoral research stint at the University of Electro-Communicat...

Passwords Are Not "Dead"

14 Jan 2023 2 minute read 3 comments Debesh Choudhury

What is a password, and why is it essential for all Internet users? I am sure that most Internet users know well what a password is and why it is vital in cyberspace. Still, I will write a short text about it! Passwords are still a widely used and...

Biometrics Recognition is Unreliable!

26 Sep 2022 5 minute read 2 comments Debesh Choudhury

Biometrics is often projected as a security token. The mainstream technology news media project biometrics as a preferred token for personal identity verification and authentication. The news media highlight the huge market for biometrics securit...

Password Managers Are Vulnerable

21 Sep 2022 3 minute read 5 comments Debesh Choudhury

Passwords are indispensable in today's networked world. In this networked world of the Internet, passwords are indispensable. Passwords are needed to login into any online accounts, such as your webmail, banks, credit cards, centralized cryptocurrenc...

Take Control of Your Two-Factor Authentication (2FA)

27 Jan 2022 3 minute read 1 comment Krisz Rokk

Are you sick and tired of using Google Authenticator and feeding the big tech behemoth with even more data? What about handing over your email address and phone number to another 2FA app that promises to take care of your precious logins? I never use...

Crypto and Security; Duo For Life

11 May 2021 1 minute read 2 comments Doom_Seeker

For those that do not believe cyber security and crypto can be enthralled, think again. To start off this blog I wanted to provide some key examples of just how deep rooted these two are intertwined with each other. Hello, have you ever heard of rans...