deal with monzer al kassar for me? criminals are always cautious because the dea has built a large human intelligence network. so it was extremely hard to set up a meeting with monzer al-kassar. but eventually, he was successful in being able to do that. but samir came to us in july of 2006 and stated that monzer had requested that an end user certificate be provided before he would meet with us. we knew that it could potentially be a problem. in the arms trafficking world in order to make a weapons transaction legitimate, it starts with an end user certificate. an end user certificate is a document produced by a country or military or police force that states that the items listed on the certificate are for their