Search teams have retrieved the cockpit voice and flight data recorders from the EgyptAir plane which crashed into the Mediterranean in May, killing all 66 on board.
It is hoped analysis of the black boxes will shed light on why the plane crashed en route from Paris to Alexandria.
At present no militant group has claimed responsibility for bringing down the aircraft.
Egypt's state newspaper Ahram has reported that no distress call was made from missing flight MS804 and that the last contact with the pilot was about 10 minutes before the aircraft disappeared.
The A320 with 66 people on board disappeared from radar 10 miles into Egyptian airspace in the early hours of Thursday morning.
Work has begun on analysing data from the two black boxes from the fated EgyptAir flight that crashed into the sea in May.
French air accident investigators confirm the signal detected earlier is from a flight recorder.
The head of Egypt's forensics authority said it is 'too early' to know what caused the EgyptAir plane to crash into the Mediterranean sea.