covert

Uganda's police accused the suspects of being "engaged in covert activities that are suspected to be subversive, drawing the attention of Kenyan security forces".

Normal words such as person, nice and even smart meter all have covert, sinister meanings, the cult leader tells his followers.

During covert filming, smugglers revealed to us that they store boats in multiple secret warehouses - as they play cat-and-mouse games with German police.

The latest arrests come amid stepped up overt and covert activity between Israel and Iran, including intelligence and sabotage operations in each other's countries.

For years, the responsible nations of the world have tried myriad methods to thwart this doomsday scenario with sanctions, negotiated agreements and covert sabotage operations.