Google’s work to tighten up protection of network traffic from Android devices to web services that began three years ago is finally paying off.     In 2016, Google gave Android app developers the tools to ensure traffic from apps were encrypted over the Transport Layer Security protocol, which enables the secure version of HTTP communications known as HTTPS or HTTP ‘secure’.  Google considers the security feature especially important for mobile apps because of how frequently smartphones connect to untrusted wifi networks, such as at cafes and airports.

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