India, Nov. 2 -- As far back as 1784, the world of locks, doors, and windows was fascinated by Joseph Bramah. Yes, the man who designed the unbreakable lock (that stood its bragging rights for many, many years). He used a round lock mechanism operated by a tubular key, claiming such complexity and security that he displayed it in his shop window and challenged people with a reward of 200 guineas to anyone who could open it.

In 1787, Joseph Bramah's lock patent was granted, requiring 479,001,600 keys to open it under all its variations. It is stated that since 1963, the current mechanism has had 524,288 differences under all its variations. Such was the reputation and complexity of this lock that many tried and failed, till the big attemp...