Home security covers a broad scope of topics from door locks to smoke alarms to neighborhood watch programs. Below are links to two websites which provide resources on a number of them.
Home Safety Council:
Crime Doctor Advice:
Home Security/Burglary Prevention
The time to begin assessing the safety of any home is before you buy it. Once you find a house you like and want to purchase, take the time to visit the local police station to research local crime statistics and see if they meet your expectations. You may find that the actual crime rate in any given neighborhood may be significantly higher lower than its reputation would lead you to believe.