Explorer badge is achieved by visiting and hacking distinct Portals.

Explorer badge have 5 tiers and each tear have required number of hacked portals  to achieve it.

  • Bronze – 100 portals
  • Silver – 1000 portals
  • Gold – 2000 portals
  • Platinum – 10000 portals
  • Onyx – 30000 portals

Here are all badges:

And explorer badge info:

explorer-info