LTE flaws let hackers ‘easily’ spoof presidential alerts

Security vulnerabilities in LTE can allow hackers to “easily” spoof presidential alerts sent to mobile phones in the event of a national emergency. Using off-the-shelf equipment and open-source software, a…

The real risk of Facebook’s Libra coin is crooked developers

Everyone’s worried about Mark Zuckerberg controlling the next currency, but I’m more concerned about a crypto Cambridge Analytica. Today Facebook announced Libra, its forthcoming stablecoin designed to let you shop…

Every secure messaging app needs a self-destruct button

The growing presence of encrypted communications apps makes a lot of communities safer and stronger. But the possibility of physical device seizure and government coercion is growing as well, which…