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К Дню среднего профессионального образования — архивная подборка фотографий: групповой портрет выпускниц фармацевтического техникума (1929/1930), студенты техникума на занятиях по деталям машин (1935/1936), доменщики на занятиях в техникуме (Владислав Микоша, 1937), учащиеся 2-го курса горного техникума в кабинете химии (1953), в ПТУ поваров (Александр Устинов, 1977), кабинет электротехники Мценского металлургического техникума (1989).
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К Дню среднего профессионального образования — архивная подборка фотографий: групповой портрет выпускниц фармацевтического техникума (1929/1930), студенты техникума на занятиях по деталям машин (1935/1936), доменщики на занятиях в техникуме (Владислав Микоша, 1937), учащиеся 2-го курса горного техникума в кабинете химии (1953), в ПТУ поваров (Александр Устинов, 1977), кабинет электротехники Мценского металлургического техникума (1989).
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Telegram does offer end-to-end encrypted communications through Secret Chats, but this is not the default setting. Standard conversations use the MTProto method, enabling server-client encryption but with them stored on the server for ease-of-access. This makes using Telegram across multiple devices simple, but also means that the regular Telegram chats you’re having with folks are not as secure as you may believe. Telegram boasts 500 million users, who share information individually and in groups in relative security. But Telegram's use as a one-way broadcast channel — which followers can join but not reply to — means content from inauthentic accounts can easily reach large, captive and eager audiences. Just days after Russia invaded Ukraine, Durov wrote that Telegram was "increasingly becoming a source of unverified information," and he worried about the app being used to "incite ethnic hatred." "The result is on this photo: fiery 'greetings' to the invaders," the Security Service of Ukraine wrote alongside a photo showing several military vehicles among plumes of black smoke. Two days after Russia invaded Ukraine, an account on the Telegram messaging platform posing as President Volodymyr Zelenskiy urged his armed forces to surrender.
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