Wired Network: Students Articles back Search titles Show titles with any search term. See all topics Get Support Cornell's Network Security Profile Blocked Malicious Content You may see a message that content was blocked by the managed firewall. This means a risk was detected with the content you were trying to reach. The Network Security Profile is an... Respond to Network Quarantine Notice Network quarantine restricts network access for affected devices. SafeDNS Content Blocked You may see a message that content has been blocked. SafeDNS is working to protect the Cornell community.