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9/11 brought increasingly complex security measures. We witnessed not only technical improvements, but also implementation of more advanced methods such as profiling.
As passenger air travel has become more and more secure, therefore an increasingly difficult target, the trend in terrorist attack could now move towards an easier one: all-cargo transportation. We must now give up our laid-back attitude, as every successful attempt in disrupting any stage of terrorist planning could mean the difference between life or death.
Public perception is that cargo is subject to extremely rigorous controls and that the regulations governing this sector are very strict, but there are still many areas that need to be improved. The circulation of cargo has always been difficult to understand by an outsider. However, today’s widespread use of the internet provides free and easily accessible information on just anything for those interested. The cargo industry is no exception.
Bearing in mind the fact that the terrorist’s first purpose is finding ways to breach security, we must be prepared. Cargo could become a side door for attacks against passengers as more and more consignments are being carried on passenger planes.
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Nowadays, there are several approved screening methods for cargo such as X-ray, hand search, flight simulation (including decompression) and canine olfaction, which are used worldwide on a daily basis for detecting hazardous substances and threat items.
However, these methods cannot be deemed 100% reliable. For example, procedures involving X-rays still depend very much on human interpretation of images. The difficulty in detecting a threat item in a 50 cm x 50 cm passenger bag is relatively low, compared to a 1,5m x 2m piece of cargo, for example. It is extremely difficult, if not impossible, to find an IED in such a large item.
There are even more risk-factors involved. Some of the most important are:
a) approximately 80% of cargo goes on passenger planes
b) it is possible to direct shipment into a specific flight
c) more and more cargo is being transported by air
d) cargo preparation and transportation involves various organisations and people |