With over two billion users worldwide, WhatsApp has become the default messaging platform for personal and increasingly, professional communications. Its ubiquity offers convenience, but for those with genuinely sensitive information to protect,…

You might assume that as long as your apps encrypt their content, no one can tell what you're doing. But there’s a hidden side-channel at work: app fingerprinting. Even when the words you send are private, the way your app communicates often betrays…

Most entrepreneurs believe encryption keeps them safe. Messages are scrambled, files are secured, and a VPN hides your IP — so what’s left to worry about?

In the world of crypto fund security, most managers focus on cold storage, multi-sig wallets, and institutional custody solutions. These defenses are critical, but they only protect digital assets, not the conversations that determine where those…

It’s an undeniable fact that smartphones have become frontline assets in modern espionage. With nearly universal reliance on mobile devices, state-sponsored surveillance campaigns increasingly target these endpoints. Traditional mobile security…

As geopolitical tensions between the United States and China intensify, the need for secure phone communications has become urgent. U.S. businesses operating in or interacting with China must take a proactive stance to protect sensitive…

For most people, a compromised phone means a phishing link clicked, a malicious app downloaded, or an account accessed from an unfamiliar location. The remediation is straightforward: remove the offending app, change the passwords, run a scan. For…

Mobile advertising IDs (ad IDs) were created to personalize the consumer experience. But today, these unique device identifiers are doing far more than helping brands sell sneakers—they’re quietly powering a multibillion-dollar surveillance economy…

As threats to our mobile devices and privacy become increasingly prevalent and sophisticated, protecting highly confidential communications is more important than ever. This blog post explores how Sotera SecurePhones, the most secure phones on the…

Updated April 2026. Originally published April 2025. When The Atlantic revealed in March 2025 that senior U.S. national security officials had coordinated military strike plans over a Signal group chat — accidentally including a journalist — the…