On the morning of March 22, 2016, three coordinated nail attacks occurred in Belgium: two at Brussels Airport in Zaventem and one at the Maalbeek metro station in Brussels. In these attacks, 32 victims and three suicide bombers died, and over 300 people were injured. Another bomb was found during a search at the airport. The Islamic State of Iraq and the Levant (ISIL) claimed responsibility for the attacks.[1]1. "Another bomb found in Brussels after the attacks kills at least 34 people; the Islamic State claims responsibility". The Los Angeles Times. Retrieved March 22, 2016. It has become a normal part of air travel, the common airline passenger expects to have to undergo certain checks before boarding a plane. The procedure of removing shoes, jackets, belts, laptops, etc. it has become a regular operation and most people feel safe because these precautions are taken with every passenger. But are travelers as safe as they feel? Airports are divided into five security areas: public area, sterile, SIDA (secure identification display area), air operations area and secure. The common thought about security breaches at an airport is that of someone walking through the security restricted area, this area is where people are screened before reaching the plane gates. The reason for this perception stems from the attacks on the morning of September 11, 2001, when nineteen hijackers managed to bypass security and board four planes, resulting in the worst loss of life due to terrorism in US history. However, this document will focus on these latter security areas through the security precautions taken to try to prevent unauthorized access, as well as notable failures... middle of the document... 13, from http://www .nec -nis.co.jp/en/product/videosecurity/hbacs/Oliver, B. (February 20, 2013). Investigation: Airport Security - Dallas News | myFOXdfw.com. Investigation: Airport Security - Dallas News | myFOXdfw.com. Retrieved November 18, 2013, from http://www.myfoxdfw.com/story/21290524/investigation-airport-security Pescador, K., Renga, A., & Gay, P. (2012). N/A. San Diego International Airport, Lindbergh Field (p. 110). sl: Arcadia Publishing (SC). Stereovision. (n.d.). The ultimate in anti-piggybacking technology. Stereovision. Retrieved November 20, 2013, from http://www.boonedam.us/securityaccess/stereovision.aspStoller, G. (2011, July 12). Airport security breaches since 2001 raise alarms. USATODAY.COM. Retrieved November 24, 2013, from http://travel.usatoday.com/flights/story/2011/07/Airport-security-breaches-since-2001-raise-alarms/49326312/1