The expert named ways to identify deepfake in video conferencing systems

Scammers began to actively use video clips in video conferencing systems, faking the appearance and voice of the interlocutors in real time. On March 23, the head of the Kontur project office told Izvestia about how to recognize a fake.Tolka" by Ivan Shekhtman.

Video clips are created using neural networks based on facial images, followed by adaptation to the movements, lighting, and facial expressions of the original video. As Shechtman explained, it is enough for an attacker to have at least one high-quality photo of a person in order to use specialized software to overlay his face on his own image in real time.

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"The voice can also be tampered with in a similar way, which significantly increases the threat level for businesses and private users. Such technologies are already used in video conferencing systems, where fraudsters pose as colleagues, managers or partners," the expert noted.

Shechtman said that it is becoming increasingly difficult to recognize a deepfake "on your own", but a number of visual markers still allow you to identify a fake. Among them are unnatural or absent blinking, blurred borders of the face, hair or ears, mismatch of lip movement to speech, as well as incorrect lighting of the face compared to the background. In addition, unnatural head turns and facial expressions should be alerted.

"In the face of growing digital threats, businesses need to implement verification tools that allow them to distinguish a genuine human presence from a digital imitation in real time," he stressed.

On March 22, Andrey Budilov, the head of the anti-fraud group at Yandex, told RIA Novosti that scammers had learned how to fake videos with the faces of acquaintances using deepfake technology. Previously, high-quality forgery required expensive equipment, but today it only requires a subscription to the program, the expert noted. The whole process also took less time.

Prior to that, on March 14, it became known that hackers were using deceptive calls to force Russians to urgently disclose their income under the guise of a request from the Federal Tax Service (FTS). It clarifies that the fraudster calls the victim and claims that her employer did not file or incorrectly submitted information about her last year's income to the tax service.

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