Moscow-born Rybakina, who defeated second seed Iga Swiatek in the quarter-finals, is trying to get back on the Grand Slam title board for the first time in three-and-a-half years after winning Wimbledon in 2022.
An announcement was made before the match at Rod Laver Arena and a statement flashed up on a big screen saying there would be no handshake, asking fans to "respect" that.
China's football association issued lifetime bans to 73 people, including former national team head coach Li Tie, and punished 13 top professional clubs for match-fixing and corruption.