Specialisms: international journalism, cybersecurity, cryptocurrency, Bitcoin, crypto exchanges, cyberattacks and digital security.
Investigative journalist, editor, analyst and one of the founders of Decrypt. Co-author of books on cybersecurity, cyberwarfare, digital forensics and Bitcoin.
He was one of the first to analyse cryptocurrency crimes and the methods used by law enforcement agencies to track Bitcoin transactions. He has also provided detailed accounts of the activities of darknet markets.
He has received international honours and professional awards.
His career spans over 16 years.
