The real dedicated serial attacker will probably find a way in even if all these errors were removed. But a high school hacker with malicious intent - ankle-biters if you will - would be deterred from breaking in
Same as ankle-humper
I've always heard ankle-biter reffering to the effective ferocity of what I normally call 'yap yap' dogs.chihuahas, poodles ( not standard ), pomeranians, ..other toy dogs.