Amit Yoran, chairman & CEO of Tenable, discusses his company's approach to protecting information in the cyber world amid numerous security threats.

Reports have emerged which say the United States is preparing to ban transactions made using social media aps TikTok and WeChat, citing their links to China as a national security threat.

A new study of more than one million people suggests those with a certain blood type are less at risk of contracting COVID-19 than others.

The United States on Friday ordered a ban on downloads of popular Chinese-owned video app TikTok and use of the messaging and payment platform WeChat, saying they threaten national security.

Israel became the first developed country to impose a second nationwide lockdown amid rising Covid-19 cases. As businesses are forced to close ahead of major Jewish festivals, WSJ's Dov Lieber meets restaurant owners who worry they may never reopen. Thumbnail: Amir Cohen/Reuters