Secondary Security Screening Selection

Secondary Security Screening Selection refers to a specific measure for aviation safety, which is applied in the U.S. by some airlines.

Here, passengers are selected at check-in due to certain criteria and provide the boarding pass with the abbreviation SSSS. Subsequently, these passengers a particularly meticulous security including careful screening of hand baggage are subjected.

According to information from the security department at Chicago the most common reasons:

• Appearance of the name on lists of individuals who are treated as terror suspect. It may be sufficient that the name is related to these people.
• The person had dismissed problems with previous entries into the United States and / or was. The reason does not matter.
• The person has provided on previous flights problems on or ausfälliges behavior, vandalism, etc.
• The person on the ticket is not identical to the person who bought the ticket. It often is booked by a third party tickets, such as for business trips, ordered by the company of the traveler.
• People who travel back into an other than your home country. Example: German citizen traveling with final destination Zurich.
• Passengers with one-way tickets (no return ).
• Passengers who pay their tickets in cash.
• Passengers with tickets purchased the day of departure.