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It's generally accepted that antivirus programs provide a necessary protection layer, but organizations should audit such products before deploying them on their systems because many of them contain serious vulnerabilities, a researcher warned.
A ransomware threat that encrypts files stored on the SD memory cards of Android devices has been updated to target English-speaking users with FBI-themed alerts.
Victims of Simplocker, the first file-encrypting ransomware threat for Android devices, can recover files without paying cybercriminals because the malicious program uses a hardcoded encryption key.
An Android Trojan program originally designed to steal mobile banking credentials from Russian users was recently retrofitted with ransomware functionality and has started infecting users in the U.S., using photos of its victims to intimidate them into paying a fictitious FBI fine.
The ransomware model is increasingly being adopted by cybercriminals who target mobile users, one of their latest creations being able to encrypt files stored on the SD memory cards of Android devices.