You get it through direct contact with a syphilis sore, normally during unprotected (without a condom) anal or oral sex, rubbing penises together or sharing sex toys.
Hii inawezekana kuwa wakati wa ngono mume kwa mume au mume na mwanamuke, au ngono ya mdomo isiyokuwa na kinga (bila kondomu). Ama kuguzishana uume pamoja au kushiriki vifaa vya ngono.