The Fingerprint Stone Shield can be found in the Cathedral of the Forsaken, which you'll unlock shortly after defeating Mohg, the Omen. If you need help on finding Mohg, please refer to its page.

All the Latest Game Footage and Images from DCS World: A-10C - Stone Shield Campaign A-10C: Stone Shield is a story-driven campaign that puts you in the cockpit of an A-10C Warthog as a USAF pilot ...