A method of verifying data timeliness with time-based derived cryptographic keys is disclosed. A master key is received. Based on both the master key and a current time, an interval key is derived. Data, which was encrypted with the interval key, is decrypted with the interval key.

 
Web www.patentalert.com

< Method and apparatus for routing data traffic in a cryptographically-protected network

> Method and system for secure storage, transmission and control of cryptographic keys
~ 00442