BA was the one who got pwned with a card skimmer script on their checkout page, so this tracks.

On the other hand, in-flight Wi-Fi "security" and actual company property security don't have anything to do with it. The in-flight Wi-Fi isn't protecting anything, it's just there as an annoyance to get a few extra bucks similarly to catering (and just like the latter, typically outsourced to a third-party which just allows them to white-label it).