What is durfing?

There seems to be a typo in your question, as there is no known activity or word called "durfing." If you meant to ask about "surfing," it is a water sport in which a person rides on the surface of a breaking wave while standing on a surfboard. Surfing is a popular recreational activity enjoyed by people around the world, especially in coastal areas with ideal wave conditions. It requires skill, balance, and timing to maneuver the board on the waves effectively. Surfing can be done on various types of waves, including beaches, point breaks, and reef breaks. It is not only a sport but also a lifestyle for many enthusiasts.