Fastest, Free internet , NASK is National Research Institute supervised by the Polish Ministry of Digital Affairs.AI Overview NASK, or Naukowa i Akademicka Sieć Komputerowa (Research and Academic Computer Network), is a Polish research institute focused on internet security and technology. It is responsible for the .pl domain registry, operates the National Cybersecurity Center, and manages Poland's Nationwide Education Network (OSE), providing free, secure internet access to schools