Messenger apps: A security nightmare to haunt SecOps

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10 months ago

Many messaging apps do link previews insecurely. That’s the conclusion of a pair of well-known infosec researchers this week.

The worst are Facebook’s Messenger and Instagram, plus LINE. Shocking, I know. Also heavily criticized are Discord, LinkedIn, Slack, and Zoom—among others.

In some cases, link previews even break E2EE. Other services actually run untrusted JavaScript on their servers!

I know, right? In this week’s Security Blogwatch, we revert to semaphore and smoke signals.

Read the full article here.

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