The Tennessee Valley Authority has failed to comply with new federal cybersecurity rules for email and web sites, a new audit shows.

The TVA Inspector General said among 116 TVA registered internet domains identified for testing e-mail security requirements, 115 were found not meeting Department of Homeland Security standards for cybersecurity during an audit earlier this year.

TVA internal auditors also found encryption requirements were inadequate at 20 of 55 TVA web sites.

Read from our newspartners at the Chattanooga Times Free Press.