As far as language support goes, it doesn't get much easier than working with TLS, especially in Go. As far as alternatives go, Noise Pipes[0] never took off,

As far as language support goes, it doesn't get much easier than working with TLS, especially in Go. As far as alternatives go, Noise Pipes[0] never took off, but feel like they'd be well suited to this task. [0]: https://noiseprotocol.org/noise.html#noise-pipes https://noiseprotocol.org/noise.html#noise-pipes