Fun with numbers

Table of Contents

Fun with numbers

Introduction

UIN/FIN structure

UIN/FIN algorithm

IP Analysis: Can the government really prohibit unauthorised use ?

Modulo 11 checksum

Reverse Engineering the FIN algorithm

21st century UINs - T & G prefix

Virtual Experiment: Verifying UIN/FIN check digits

21st century UIN/FIN check digit

Universal UIN/FIN Check Digit Algorithm

References

Points to Ponder

Download PDF