Ledger co-founder David Balland and his wife were the victims of a kidnap for ransom plot last week, but they were rescued by French authorities after the kidnappers mutilated one of the crypto executive's fingers.

David Balland, co-founder of Ledger, a French crypto hardware wallet company, was recently the victim of a kidnapping incident in central France.

David Balland and his wife were rescued in a police operation involving elite units, Paris Prosecutor Laure Beccuau said.