The fine was issued on the following grounds: insufficient security measures established on the app launched by an Oslo school. This app allowed students and parents to contact teachers in real-time. However, unauthorized access was detected, and unknown people gained access to personal data related to students and school employees. 
the  was issued on the following grounds: insufficient security measures established on the app launched by an oslo school this app allowed students and parents to contact teachers in realtime however unauthorized access was detected and unknown people gained access to personal data related to students and school employees 
   issue   follow grounds: insufficient security measure establish   app launch   oslo school  app allow students  parent  contact teachers  realtime however unauthorized access  detect  unknown people gain access  personal data relate  students  school employees 