Android phones not running the latest Oreo OS are vulnerable to a high-severity “toast” overlay attack.

Russian law enforcement has made 50 arrests in connection with a five-year operation to steal three billion rubles (just shy of $45 million USD) from the country’s largest bank, Sberbank. The hackers are alleged to have exploited websites, including popular news sites, to infect victims with the Lurk Trojan, a downloader that grabs more malware...