Contrary to the medal’s description, there are a number of actions that count toward this medal, not just hacking. The actions which count for this medal are:
- Deploying or upgrading a resonator
- Installing a mod or powerup
- Creating a link with this portal as the origin
- Local recharging
- Successfully nominating a portal or submitting a photo or portal scan
Use the “Visited” layer to determine which portals you have not yet visited for this medal.
The Explorer medal was one of the eight original ones available when the medal system was introduced on 12 September 2013.