North Korean hackers exploited OpenAI’s ChatGPT to generate deepfake military ID cards in a phishing campaign against South Korean defense-related institutions, researchers have found. The July 2025 attack was credited to the Kimsuky group, also known as APT43, which has been sanctioned by the US and its allies for supporting Pyongyang’s foreign policy and sanctions-evasion efforts through intelligence-gathering operations.
South Korean cybersecurity firm Genians reports that the hackers used C
