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New Samsung Message Guard Protects Mobile Devices Against Zero-Click Exploits

February 20, 2023

It’s not uncommon for sophisticated threat actors to target users with exploits that can be triggered without any interaction from the victim.

As an example, Samsung described a scenario where a hacker sends the targeted user a specially crafted image file that automatically exploits a vulnerability — while the phone is locked in the user’s pocket — to give the attacker access to the victim’s messages, picture gallery and bank details.

Samsung has pointed out that Galaxy smartphones, through the Knox platform, are already protected against attacks involving video and audio file formats. The new Message Guard feature is designed to protect phones against threats disguised as image attachments.

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