Benötige ich für den Transit am Flughafen Helsinki ein Visum?

https://um.fi/visa-to-visit-finland#Visa%20types

The Schengen category A visa is an airport transit visa which allows its holder to travel through the international transit area of an airport during a stopover or a change of flights. The visa does not permit its holder to leave the international transit area of an airport. The nationals of the following countries need an airport transit visa:

    Afghanistan
    Bangladesh
    Eritrea
    Ethiopia
    Ghana
    Iraq
    Iran
    Democratic Republic of Congo
    Nigeria
    Pakistan
    Somalia
    Sri Lanka