HPA is useful to them because even when a stolen laptop has its hard drive formatted the HPA remains untouched .
For example , the laptop security firm Computrace use the HPA to load software that reports to their servers whenever the machine is booted on a network .
HPA is useful to them because even when a stolen laptop has HPA 's hard drive formatted HPA HPA remains untouched .
For example , the laptop security firm Computrace use the HPA to load software that reports to their servers whenever the machine is booted on a network .