【菁英论坛】美国之音 自由亚洲 如何起死回生
在七八十年代，美国之音曾经是中国大陆民众甚为依赖的非官方资讯来源，影响之大远远超越了政治领域。如今突然关闭，原因到底是什么？以后这些机构还会继续运作吗？
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BY 信息安全技术频道🔎
Launched in 2013, Telegram allows users to broadcast messages to a following via “channels”, or create public and private groups that are simple for others to access. Users can also send and receive large data files, including text and zip files, directly via the app.The platform said it has more than 500m active users, and topped 1bn downloads in August, according to data from SensorTower.
In many cases, the content resembled that of the marketplaces found on the dark web, a group of hidden websites that are popular among hackers and accessed using specific anonymising software.“We have recently been witnessing a 100 per cent-plus rise in Telegram usage by cybercriminals,” said Tal Samra, cyber threat analyst at Cyberint.The rise in nefarious activity comes as users flocked to the encrypted chat app earlier this year after changes to the privacy policy of Facebook-owned rival WhatsApp prompted many to seek out alternatives.信息安全技术频道 from cn