Keeping Watch for Interstellar Computer Viruses

"Add one more worry to the computerized world of the 21st century. Could a signal from the stars broadcast by an alien intelligence also carry harmful information, in the spirit of a computer virus? Could star folk launch a 'disinformation' campaign -- one that covers up aspects of their culture? Perhaps they might even mask the 'real' intent of dispatching a message to other civilizations scattered throughout the Cosmos..."

Didn't Jeff Goldblum's character do this in Independence Day?