Assef Shawkat Profile: Assef Shawkat a.k.a. Asaf Shawkat Events (2) September 2000-July 24, 2001: Alleged CIA Informant Said to Be in Contact with Atta 2001-07-24 November 20-22, 2002: Germany Makes Secret Deal with Syria to Interview Al-Qaeda Hamburg Cell Member Zammar 2002-11-20