Rakin M

Rakin M writes Tech BD’s security and privacy coverage — breaches, scams, surveillance and account safety. He is more interested in the step a reader can take this evening than in the name of the vulnerability, and says so in most of what he writes.

Technology

One password for everything is one breach away from losing everything — seven ways reuse goes wrong, and the twenty-minute fix

When a shopping site leaks its user list, criminals feed those email-and-password pairs into automated tools that try them on Gmail…

23 Dec 2025

Technology

Your smart TV is a computer with a microphone that you never update — how it gets hacked, and the seven settings that matter

A smart TV stores your Netflix and YouTube logins, sometimes your payment details, and listens for voice commands. It runs an operating…

31 Oct 2025

Technology

A flaw in a Bluetooth chip inside Sony, Bose, JBL and Jabra headphones lets a nearby attacker listen through your phone’s microphone

German researchers found three vulnerabilities in the Airoha chip used in 29 audio devices from ten brands. Within Bluetooth range, an…

30 Jun 2025

Technology

X’s new privacy policy says staff may read your direct messages — so what happened to the encrypted DMs Musk promised?

An updated policy says X will manually review certain DMs to enforce its rules and to answer government requests. Kim Dotcom posted the…

9 Jul 2024

Technology

X is bringing passkeys to Android — log in with a fingerprint, no password to steal. Here is what a passkey actually is

Two months after iPhone users got them, code found in X’s Android app shows passkey login is next: your fingerprint or face unlocks a…

13 Mar 2024

Technology

Hackers are stealing verified X accounts — including Google’s own security firm’s — to push crypto scams, and the blue tick is the reason it works

Mandiant, the threat-intelligence company Google owns, lost control of its X account to scammers advertising a fake crypto wallet. A…

7 Jan 2024

Technology

Two days after the Khaja Tower fire took a fifth of the country offline, the sysadmins held their security symposium — and talked about the disaster nobody had rehearsed

The Bangladesh System Administrators Forum’s day-long symposium at BRAC Inn brought ten technical sessions and a panel on cloud, security…

28 Oct 2023

Technology

A hacker group has named 15 August for a “cyber storm” on Bangladesh — the government CIRT issues a national alert. What the threat is, and what is actually at risk

BGD e-GOV CIRT warned banks, hospitals, critical infrastructure and every public and private organisation on Friday that a self-styled…

4 Aug 2023

Technology

Apple will encrypt your iCloud backups so that even Apple cannot read them: what Advanced Data Protection covers

End-to-end encryption expands from 14 to 23 categories of iCloud data, including backups, photos and notes. Mail, contacts and calendar…

8 Dec 2022

Technology

38 lakh Bangladeshi WhatsApp numbers in a 487-million-record dataset for sale: what was taken, and what to do

A hacking-forum seller claims active numbers from 84 countries; WhatsApp says its systems were not breached. Either way, the risk is spam…

27 Nov 2022

Technology

CIRT warns of DDoS attacks on Bangladesh: what a denial-of-service attack is, and how even a small site can survive one

The government's incident response team saw a surge of SYN, UDP and fragment floods against critical infrastructure and asked operators to…

20 Aug 2022

Technology

Bangladeshi bank card data is on the dark web, says the government's CIRT; here is how to check yours

Of about 2,000 cards analysed, 46 per cent of classic and 31 per cent of gold cards had details for sale, mostly through weak passwords and…

22 Jul 2022