Financial institutions are now using technology to make their operations better. A huge 80% of financial mistakes come from manual errors…

Introduction: A curious hobbyist stumbles into something odd

Root shell on a payment terminal — no tamper alert, no passwords. What happens when the device that handles your money trusts you too much?

As a security researcher, there’s a unique hole in finding a vulnerability that is both simple in its nature and severe in its impact. This…

Lately, you may have come across posts online where people offer to “use” your LLC for a short period of time, often promising to send you…

Zimperium found 760+ Android apps exploiting NFC/HCE to steal payment data. The malware impersonates 20 banks across Russia, Poland, and Brazil, using Telegram for criminal coordination.

In today’s digital banking era, managing financial data accurately and maintaining compliance is more challenging than ever. Banks handle…

From catching typos to fueling bot attacks, a deep dive into the math behind your credit card number.

A real-world case where object references were trusted in a payment flow, resulting in a policy being issued without a valid transaction.

Table of Contents:

How a Multi-Endpoint Race Condition Lets You Buy Expensive Items for Free.

Apple and Visa both know about a flaw that lets attackers drain your locked iPhone. Years later, it’s still unfixed. I’ve seen this movie…

Most payment flows look secure from the outside.

## Executive Summary

Cybercriminals have changed tactics, and online shoppers are paying the price. A newly analyzed WooCommerce payment skimmer hides inside real store checkouts and quietly lifts card details during …

The pretix team shipped version 2026.5.3 to fix two critical flaws. The update also covers 2026.4.5 and 2026.3.5.post1, plus several payment plugins. Both bugs rate critical, so admins should patc…

Threat modeling when the asset you’re protecting is money.

The cybersecurity landscape continues to change as attackers find new ways to hide malicious infrastructure.

Hey there! 😁

PayChangu has steadily assembled one of the more thoughtful security stacks in Malawi’s payment space, and its latest dashboard controls…