Submission + - Encrypted messaging app designed by law enforcement used to monitor communicatio (abc.net.au)
The app, known as AN0M, was used by organised crime gangs around the world to plan executions, mass drug importations and money laundering.
Authorities say they were able to read up to 25 million messages in real-time.
Police said they uncovered 21 murder plots and seized more than 3,000 kilograms of drugs and $45 million in cash and assets seized.
Last night, more than 300 search warrants were carried out across Australia, with simultaneous stings in the US and Europe.