Training a Model to Catch Fraud (And It Humbled Me) - Lessons from Building a Real Fraud Detection System
Feb 18 · 5 min read · If you’ve ever built a machine learning project that worked beautifully on your laptop but humbled you in production… welcome to my life 😭 Today I’m sharing my journey building CreditWise AI — my credit card fraud detection project — and everything ...
Join discussionHow to Validate Credit Card Numbers using Luhn Algorithm in Excel
Jan 25 · 4 min read · Introduction Credit card validation is more than just checking if a number is 16 digits long; it’s about verifying its mathematical authenticity. The Luhn Algorithm (also known as the "Mod 10" algorithm) is the industry standard used to catch typing ...
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When Digital Payments Lead to Azpay Kredit or Manato Kredit
Jan 23 · 4 min read · As digital payments become part of everyday life, people are also rethinking how they access short-term financial support. Instead of visiting a bank branch, many now explore solutions connected to payment platforms and digital systems. In this conte...
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How to Open Your First U.S. Bank Account: Step-by-Step Guide for 2026
Jan 13 · 3 min read · Hi everyone! In the last article, we talked about your first U.S. bank card. This time, let’s go over which bank accounts you can apply for online and which ones require remote or in-person verification. 1. U.S. Banks You Can Apply Online These bank...
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Credit Card Application Rejected? Reasons & Smart Fixes Explained
Jan 7 · 5 min read · Receiving your first credit card is a major milestone on the path to financial independence. Whether you’re aiming for online shopping convenience, cashback rewards, travel benefits, or simply building a strong credit history, credit cards play a cru...
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Credit Card Application Rejected? Reasons & Smart Fixes Explained
Jan 7 · 5 min read · Receiving your first credit card is a major milestone on the path to financial independence. Whether you’re aiming for online shopping convenience, cashback rewards, travel benefits, or simply building a strong credit history, credit cards play a cru...
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UnionPay vs Visa vs Mastercard: A Beginner-Friendly Guide to Global Bank Cards (Debit vs Credit Explained)
Jan 7 · 5 min read · Hi everyone 👋 In previous articles, we often talked about opening overseas bank accounts—such as banks in Hong Kong, Singapore, or the U.S. Today, however, let’s step back from account opening and talk about something even more fundamental: bank car...
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Wealth Authority Blueprint Review: Why Financial Literacy, Credit, and Digital Income Must Work Together
Dec 23, 2025 · 4 min read · Most people don’t struggle financially because they lack ambition.They struggle because they were never taught how money actually works. After reviewing dozens of financial education products and systems, one truth keeps showing up again and again: c...
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Using ML to Predict Credit Card Defaults
Dec 19, 2025 · 5 min read · Using ML to Predict Credit Card Defaults Have you ever wondered what the “system” does to approve you instantly when you apply for a credit limit increase on your credit card? Does it make an API call to ChatGPT with your credit report or do the bank...
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