Unauthorised tapping into home WIFI - Teenager is facing a jail term

Imagine tapping into the other's home wireless network (WiFi) connection using your laptop to access Internet. You may end up in the jail.

A Singaporean teenager is the first person to be charged in Singapore under the new law - Computer Misuse Act - for tapping to gain unauthorise access) into other's home WiFi. The affected neighbour has made a police report on the incident against him.

If convicted, he can go to the jail up to 3 years and fined up to S$10,000. This is indeed very expensive as compare to applying and install your own Internet access.

For more reading, refer to TheStar (12th November 2006) and NST (12th November 2006)

Question:
Who's responsibility to secure the home WIFI systems? Owner or Service Provider?