Are Airdale terrier good guard dogs?

Airedale Terriers can be good guard dogs due to their intelligence, loyalty, and protective instincts. They are naturally alert and often wary of strangers, which makes them effective at alerting their owners to potential intruders. However, their temperament can vary, and proper training and socialization are essential to ensure they exhibit good guarding behavior without being overly aggressive. Overall, they can serve well as both companions and protectors when trained appropriately.