Found this
PY0FF assists in search for flight AF-447 | DX World of Ham Radio
Appears this radio operator was told to "keep quiet" even though communication was scare at the time. From one of the links translated:
But he upheld the reprimand. The fact is that, having disclosed the recorded conversation between the crew of two Hercules C-130 which were searches, along with an airplane house, had no access to any other communication
