b'End-to-end encryption is a staple of secure messaging apps like WhatsApp and Signal. It ensures that no one\\u2014even the app developer\\u2014can access your data as it traverses the web. But what if you could bring some version of that protection to increasingly ubiquitous\\u2014and notoriously insecure\\u2014Internet of Things devices? The Swiss cryptography firm Teserakt is trying just that.\\nLearn more about your ad choices. Visit podcastchoices.com/adchoices'