Hickman identifies Anika as the bank manager from a bank in Amsterdam. However, she was the bank manager at the bank in The Hague that got robbed. That is where Hickman met her.
Dorn uses a suppressed small caliber pistol to stop two assailants from a distance with one shot each, shown hitting their torsos. Suppressed bullets have less power and accuracy, and it is nearly impossible to immediately stop a large male with one shot to the torso as was shown with a small caliber bullet.
Sebastian observes the Scangen has been hacked via a virus. He later says his backup files were stolen. The device's manufacturer would have both software and if needed firmware that could be downloaded and reinstalled to return the unit to a functional status. Sebastian as a registered user would likely have a copy of the software in a non-hackable medium such as a CD.