Everyone has that little voice inside them that wonders in the middle of the night whether or not the front door is locked. Do you get up to check or stay in bed as the worries seep into bad dreams?

When it comes to SSH keys, however, most companies don’t even realize that up to 10,000 unlocked back doors may be open in the middle of the night, but that is exactly the case, at least according to SSH Communications Security. SSH keys, otherwise known as secure shell keys, are a cryptographic network protocol that automates commands between two or more networked computers. When it comes to large banks or logistic companies with 20,000 to 100,000 servers, there can literally be hundreds of thousands of keys. One of the company’s clients has 10,000 hosts with over a million keys, 10 percent of which provided the highest possible administrative access. More...