NewsletterCyber BulletinChina Revives Home-Grown Hacking Competition That Stirs Security ConcernsParticipants look for vulnerabilities.FacebookXLinkedInEmailLinkGiftExpandA group of students in front of a Chinese flag.Photographer: Qilai Shen/BloombergFacebookXLinkedInEmailLinkGiftGift this articleContact us:Provide news feedback or report an errorConfidential tip?Send a tip to our reportersSite feedback:Take our SurveyNew WindowFacebookXLinkedInEmailLinkGiftBy Ryan GallagherFebruary 11, 2026 at 2:32 PM UTCBookmarkSaveLock This article is for subscribers only.