Son 20 añof the attacks 9/11 O 11 September 2021 and since that dayíin aviationón changesó forever. Foto Telegram.

We all remember as if it were yesterday to have seen in the news like the Tés Témelas ArdíAn on flames with impressive imágenes.

In my personal case, I was at school and all the activities stopped and we sat next to the television to watch over and over again the videos of commercial airplanes hitting one or another building., in an infinite loop.

Fear and concernón be nicknamedó of all, The classes minutes afterés and we were sent with our families for security.

No sóThe world changedó and one of the más graves crisis aéreas startó for a global fear to fly before the risk of possible new attacks, but alsoén that obló in aviationón to change your security protocols forever, changing our way of flying.

¿Whaté you changeó in aviationón after the attacks of the 9/11?

Were 4 planes Boeing that día were used for the known purposes that marked the world, to which youó three añto recover the núgroupers passengers carried before the attacks.

Possibly there are many things to lookán lógica that have been reinforced, But others in the Día a díA of the industry may not have noticed VIéNando as normal, but before the 11 September was not soí And let's check them:

• Reinforced or armored cockpit doors.
  • Changeó The form and quiénes can enter the cabin or not.
• Cásecurity maras or viewers to have a visionón of whaté This is what happens outside the command cabin.
• Revisionón in strict security filters such as requiring shoes, Separate electronic equipmentónicos, not address with líso much and others.
• Revisionón of traces of pump in safety filters and new machines for its detectionón.
• Crossroad trainingón to act in case of kidnapping attempt.
• New approach for pilots in case of attempted hijacking (do not negotiate, prevent entry to the cabin as necessary and land as soon as possible).
• Limit access to boarding areas to passengers only, no longer familiar.
• Always ask for an identity document and boarding pass.
• Prohibitionón to board with knives or similar of any type (before you canía sí They were minors of 10 centímeters).
• For example in USA if you authorizeó What pilots can carry a firearm in flight and what máS specialized agents Actúin how passengers.
• Se incrementó The use of dogs for detectionón of threats.
• Homeó at 2009 The use of celebrities «Full body scann».

With the passing of theños, other security measures and layers have been applied, Always by the hand of the technologyía, such as MáS New scanner are capable of joining hundreds of small piecesñas belonging to a firearm that isé divided into a suitcase and with technologyíA of artificial intelligence detect it by joining each of these parts in virtual way.

You reverse itón and significant advances in  technologyíA and PRáSecurity coticas have made the aviationón sea máS sure that never after the 9/11, from the airport experience to the flight stage.