Fun with numbers

6 July 2004

Click here to start

Table of Contents

Fun with numbers


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


Points to Ponder

Author: Ngiam Shih Tung

Email: [email protected]

Download PDF


Other interesting stuff:

Singapore vehicle registration number algorithm