A situation occurred in which 3.8 billion yen was transferred to a fraudster according to the instructions of the deep fake boss. Is there a way to distinguish between deep fakes?



As AI technology develops, cases of misuse of deepfake technology, which creates videos that include faces and voices that look exactly like real people, are increasing. In Hong Kong, there was a case in which an employee was tricked by a deepfake video of a person claiming to be the company's CFO and remitted HK$200 million (approximately 3.8 billion yen).

Finance worker pays out $25 million after video call with deepfake 'chief financial officer' | CNN

https://edition.cnn.com/2024/02/04/asia/deepfake-cfo-scam-hong-kong-intl-hnk/index.html



'Everyone looked real': multinational firm's Hong Kong office loses HK$200 million after scammers stage deepfake video meeting | South China Morning Post
https://www.scmp.com/news/hong-kong/law-and-crime/article/3250851/everyone-looked-real-multinational-firms-hong-kong-office-loses-hk200-million-after- scammers-stage

According to an announcement by Hong Kong police, the victim received a message in mid-January 2024 from someone claiming to be the chief financial officer (CFO) of the company he worked for, stating that he needed funds for a secret transaction. About. The person claiming to be the CFO then invited the victim to a video conference. In addition to the victim and the CFO, the video conference included multiple colleagues and individuals outside the company.

Although the victim felt a sense of distrust when receiving the message, the distrust disappeared because the faces and voices of the CFO and colleagues participating in the video conference looked exactly like the real ones. The video conference with multiple participants was followed by a one-on-one video conference with the CFO and instructions for remittance via text message, resulting in a total of HK$200 million being transferred to five accounts over 15 times.



A week after the initial contact, the victim contacted the company's headquarters and discovered that the series of remittance instructions had been sent by the fake CFO. A subsequent police investigation revealed that the footage of the CFO and colleagues attending the video conference was a deepfake video created based on footage posted on the internet.

The fake CFO asked the victim to introduce himself during the video conference, but he did not interact with the victim. Mr. Tyler Chan Chi-win, a senior inspector of the Hong Kong Police Force, said that in order to identify video conferences using deepfake footage, ``ask the person on the other end to move their head,'' ``ask the person on the other end to respond to questions,'' and ``ask the person on the other end to respond to questions.'' We recommend that you immediately become suspicious if you are asked to do so.

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in Software, Posted by log1o_hf