A known example from online puzzle forums is:
Let’s list unique (digits allowed to repeat): agent 17 puzzle
You are given a circular cipher disk (either physical or digital) with two alphabets. Agent 17 has left a note: "When the eagle aligns with the key, the truth comes out at midnight." The solution requires matching a specific symbol (eagle = stars in some versions) to a date or time. A known example from online puzzle forums is:
The puzzle you're likely looking for is the Art of Discounting" "Business School" from the game agent 17 puzzle