Weibo Confirms 538 Million User Records Leaked, Listed For Sale on Dark Web

guest · Mar 20, 2020

Weibo Confirms 538 Million User Records Leaked, Listed For Sale on Dark Web
March 20, 2020
https://pandaily.com/weibo-confirms-538-million-user-records-leaked-listed-for-sale-on-dark-web/

Rumors have spread after Wei Xingguo (Yun Shu), CTO of Chinese Internet security company Moresec and former chief of Alibaba’s Security Research Lab posted on Weibo that millions of Weibo users’ data had been leaked on March 19. Wei claimed that his own phone number was leaked through Weibo and had received WeChat friend requests based on “phone number search.”

In the comment section, netizens claimed that they found 538 million user records including user IDs, number of Weibo posts, number of followers, gender and geographic location available for purchase on the dark web. Among all the user records, 172 million had basic account information, all of which was available for sale for 0.177 Bitcoin.

Luo Shiyao, Weibo’s Security Director responded on Weibo that the Internet security community was merely “overreacting.”
“Phone numbers were leaked due to brute-force matching in 2019 and other personal information was crawled on the Internet,” adding that “When we found the security vulnerability we took measures to fix it.”
Both Wei’s thread and Luo’s Weibo post have been deleted.
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Weibo responded to media admitting that the data leak is true, while no users’ passwords or ID numbers were under threat. Weibo also claimed that its security policy has since been strengthened and is under continuous optimization.

However, according to Phala Network‘s research, users’ ID numbers, emails, real names, phone numbers and related QQ numbers can all be obtained through the Weibo information leak on the dark net.
According to TMT Post, a source had purchased their own personal information including name, email, home address, mobile phone number, Weibo account number and password on the dark web and confirmed it to be accurate
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