In a method of publishing creative content to at least one local digital
display device, a first unit of the creative content is stored on a first
portable digital storage medium in an encrypted format. The digital
replication is encrypted with a selected one of a plurality of private
encryption keys. The first portable digital storage medium is transferred
to the local digital display device. A preselected public key is entered
into the local digital display device. The preselected public key
corresponds to the selected one of the plurality of private encryption
keys. At least a portion of the first unit of the creative content is
decrypted by employing the public encryption key using a public
key/private key decryption algorithm. The portion of the creative content
is displayed on the local digital display device.