Before 1995, he was an instructor in aviation security for the French swat police for airport security and border control, before the pre-privatization measures with the equivalent of TSA Transportation Security Administration. Since 1996, he teaches X-ray screening for the French gendarmerie show how to place laptops correctly in plastique baskets in and for correctional institution since 2000. He is a trainer for the French national police and the gendarmerie, working within the French police cooperation unit since 1997. Since September 2005, he is a speaker at the University of the Chinese People's Public Security and the Graduate School of Criminal Police in Shenyang. In 1996 he has created with Sébastien Benoit-Latour, a US consultancy firm based in West Palm Beach, Florida. In 2015 he helps two "old mates" escaping from a Dominican Republic prison, where they had been sentenced to 20 years each. In February 2016, Christophe Naudin was arrested in Cairo for being searched by Dominican Republic. He is accused of being directly involved in the Air Cocaïne business for helping the escape and exfiltration of two "friends". On February 27, Egypt agreed to extradite Naudin to the Dominican Republic to face criminal charges.
Books
Alias, le nouvel empire des crimes d'identité, Publisher La Table Ronde, Paris February 2005
Histoire de l'identité individuelle - d'hier et de demain, Publisher Ellipses, 2009
Sûreté mode d'emploi. Publisher Ellipses, 2011
Articles
Défense nationale N°3 : Fausse identité, nouvelle menace stratégique ? 2005
Cahier de la sécurité N°6 - INHES, Cybercriminalité identitaire, sept.- déc 2008
Outre Terre N°23 : Union pour la méditerranée contre Al-Qaïda, 2009
Défense nationale N°12 : Identité et défense : vulnérabilité d'hier, atout stratégique de demain ?, novembre 2009
PH.D
His Ph.D, "Doctorat d’État de géographie de l'école doctorale N°7", was delivered by Université Paris IV - Paris Sorbonne. His geography thesis titled "Géopolitique identitaire : le grand défi du 21e siècle", was directed by professor Michel Korinman. His dissertation committee was presided by Gérard-François Dumont.