Certificate Authority Explained: How Short-Lived Certs Are Replacing Passwords and Keys
For decades, digital security has leaned on two familiar tools: passwords that people memorize and long-lived keys that sit quietly on servers until someone remembers to rotate them. Both approaches share the same flaw. They are static. Once a password or key is stolen, it often stays valid until someone notices the breach, which research from IBM's Cost of a Data Breach reports shows takes an average of over 200 days. That gap between compromise and detection is where a lot of damage happens.