All webpages are blocked on my Chromebook

Symptom:

All webpages are coming up as blocked on my Chromebook, including sites like vlnstudents.com

Resolution:

Step 1: Click the Puzzle Piece

Step 2: Click the Pin next to the Barracuda Security Extension

Step 3: You'll see the blue WSG icon now in the top of the browser, click "Sync"

See screenshots attached to this knowledge base article for visual instructions.