Jamming disables the alarm sensors for (up to) hours, allowing thieves to break in undetected. I'd argue that this should be called a 'false negative' rather t

Jamming disables the alarm sensors for (up to) hours, allowing thieves to break in undetected. I'd argue that this should be called a 'false negative' rather than a 'false positive', but in any event it's certainly a security risk.