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Telegram, a messenger program, is said to be impossible to track because the server is overseas. Exploits like this, including nude pictures of women on telegrams, have been confirmed by police who have recently found and arrested a person who ran a secret chat room.

This is the exclusive reporter of Jung Ban-seok.

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A telegram secret chat room with over 8,000 people, over 50 female nude photos and videos uploaded in two months.

They even shared the names, contacts and addresses of some of the victims, saying they would create a database of these women, while encouraging secondary harm by tracking down the changed addresses.

If the victims asked you to remove them, they also asked you to send them a picture of your body.

[Kim Jung-hoon / victims' lawyers: The personal information is disclosed, people around you and people you meet in the business knows, I have been damaged by almost burial, such as calling a number or leaving a comment that you do not know.]

In the case of telegrams, they believed that the server was in a foreign country and that the investigation was not easy.

However, their actions did not escape the investigation.

The police arrested A, a man in his twenties, a telegram secret chat room, and sent him to court last week for allegations of illegal filming, obscene use of communication media, unsuccessful attempts, and defamation under the Sexual Violence Punishment Act.

[Lee Seong-il / Police Department Cyber ​​Investigation Department Correction: We will continue to develop tracking systems and techniques, and establish international cooperation networks to eradicate illegal activities in telegrams.]

Police stressed that with the development of investigative techniques and international cooperation, the dark web and telegram can no longer be a refuge from crime.

(Video Editing: Jeon Minkyu)