The key in the article is a TLS key, not the keys that actually guarded the email contents. Lavabit shutdown after disclosing the TLS key. They couldn’t give u

The key in the article is a TLS key, not the keys that actually guarded the email contents. Lavabit shutdown after disclosing the TLS key. They couldn’t give up the actual storage keys because they weren’t stored. The courts wanted Lavabit to implement a mechanism to capture the keys during use, which they didn’t do.