Corey Christiansen, APS’s public information officer, stated the cause for the outage was “potential suspicious activity” spotted within the network Monday.

Teachers in Aurora Public Schools are worried about safety as suspicious activity caused the district to shut down its internet and phone services. FOX31's Kasia Kerridge spoke with individuals who wanted to stay anonymous out of fear of retaliation.

The entire Aurora Public School District was now on day three of no internet or phone service on Wednesday. Some employees noticed some potentially suspicious activity within their network and reported it on Monday.