Labour has ordered all of its MPs to sign up to TikTok, the video-sharing platform popular among teenagers, in a belated attempt to prevent parliamentarians from falling foul of online pranksters.

Opposition officials wrote to all Labour MPs to ask them to “secure your username” on the Chinese-owned social network after a spate of malicious parodies.

Sir Keir Starmer, the Labour leader, is among those whose identity has been appropriated by users of varying levels of artistic ability. The party is now lobbying TikTok to remove the accounts.

“We are aware of a number of parody MP TikTok accounts that have been set up recently,” officials wrote. “We would encourage all MPs to create a TikTok account (even if you aren’t planning on using it)