TikTok says cyber-attack hit brands and celebrities

TikTok says it is addressing a cyber-attack that targeted several brands and celebrities.The video-sharing app, which is owned by Chinese company ByteDance, told the BBC that a "very limited" number of accounts had been compromised.It added that it was working with users to restore access to their accounts.TikTok did not share further details on the perpetrators of the cyber-attack, or how it was carried out.One…