The leader of a Telegram sex crime ring which facilitated the exchange of thousands of sexual abuse materials has been sentenced to life imprisonment in South Korea. Kim Nok-wan, 33, was the head of the so-called Vigilantes: a large-scale, pyramid-style group that blackmailed victims into producing explicit content and sharing it in online chatrooms. Between May 2020 and January 2025, the Vigilantes exploited at least 261 individuals – the largest number of cybersex exploitation victims in