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A major security flaw could affect 1 in 4 Android phones - here's how to check yours

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Kerry Wan/ZDNET

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ZDNET's key takeaways

Researchers have found a flaw in a chip common in Android phones.

The flaw enables quick access and theft via a USB cord.

Cybercrime targeting hardware security flaws is on the rise.

A hardware security flaw found in many Android phones allowed white hat hackers to gain entry in under a minute, according to a new report. From there, they accessed sensitive user data, including messages and crypto wallet seed phrases.

The flaw can be exploited by simply connecting an affected Android device to a laptop via a USB cable, according to a Wednesday report published by Donjon, the research division of crypto security hardware company Ledger. The phone's PIN could then be automatically brute-forced, its storage decrypted, and seed phrases from popular crypto wallets like Kraken Wallet and Phantom extracted.

Also: How to enable Advanced Protection on your Android phone - and why it's critical to do so

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