Former Bankman-Fried executive seeks leniency for building fraud detection tool

A former FTX executive, charged with writing computer code for his imprisoned former boss Sam Bankman-Fried in order to help him steal billions of dollars from cryptocurrency customers, has helped the U.S. government uncover stock market fraud.

Gary Wang has built software that will not only uncover stock market fraud but also help spot crypto crime, according to a court filing Wednesday seeking leniency for the FTX's former chief technology officer at his Nov. 20 sentencing.

"The...