Group 1 - The South Korean government has issued a black travel warning and a level 4 "do not travel" alert for certain areas in Cambodia due to the rising incidents of kidnapping and violence against South Korean citizens [1] - Specific regions such as Bokor Mountain, Bavet City, and Poipet have been designated as prohibited travel areas, with Bokor Mountain being the site of a recent murder of a South Korean student [1] - From January to August this year, 330 South Koreans were reported missing or illegally detained in Cambodia, with around 80 individuals still unaccounted for as of August [1] Group 2 - International telecom fraud and kidnapping gangs based in Cambodia have expanded their operations, luring South Korean youth with false job offers and high-return investment schemes [2] - It is estimated that over 50 crime zones exist within Cambodia, with around 2,000 South Koreans potentially involved, often forced into scams and illegal activities [2] - The South Korean police plan to increase personnel working with Interpol from 22 to 47 to enhance international crime investigation capabilities [2] Group 3 - A joint response team from the South Korean government has been dispatched to Cambodia to negotiate the repatriation of approximately 60 detained South Koreans [3] - Discussions are ongoing with Cambodian authorities to strengthen law enforcement cooperation and prevent further victimization of South Korean citizens [3] - The South Korean government aims to prioritize the return of about 20 core members of telecom fraud gangs currently detained in Cambodia [3]