Ancient Shrouded Armor

Ancient Shrouded Armor is a set of Light Armor that appears in The Elder Scrolls V: Skyrim. It's an upgraded variation of the Shrouded Armor set.

Location
The player must complete the Dark Brotherhood quest Breaching Security and retrieve Olava's Token from Gabriella. Speak with Olava the Feeble and allow her to perform a psychic reading.

After she finishes, travel to the location mentioned (Deepwood Redoubt). After fighting through several Forsworn and Witches you will reach Hag's End. Open the easily missed door behind the throne by activating the handle.

Inside a dead Dark Brotherhood Assassin can be found. By looting him you gain the Ancient Shrouded Armor, in addition to this there is also a chest behind him containing more treasure.