2008 Société Générale trading loss on January 28, 2008 with abuse of confidence and illegal access to computers. He was released from custody a short time after. The charges filed carry a maximum three-year prison term. On January 29, 2008 investigating judges Renaud van Ryumbecke and Francoise Desset had rejected prosecutor Jean-Claude Marin's bid to charge Kerviel with the more serious crime of "attempted fraud" and refuse bail. Société Générale characterizes Kerviel as a rogue trader and claims Kerviel worked these trades alone, and without its authorization. Kerviel, in turn, told investigators that such practices are widespread and that getting a profit makes the hierarchy
Jérôme Kerviel a profit made the hierarchy turn a blind eye. Kerviel published a book in May 2010, "L'engrenage: Mémoires d’un Trader" (The gears: Memoirs of a Trader), in which he alleges that his superiors knew of his trading activities, and that the practice was very common. Jérôme Kerviel grew up in Pont-l'Abbé, Brittany. His mother, Marie-Josée, is a retired hairdresser, and his father, Charles, who died in 2006, was a blacksmith. Kerviel has an older brother, Olivier. Kerviel is married, but he and his wife separated in 2008. He graduated in 2000 from University Lumière Lyon 2 with a Master of