AWS sends noise to Signal: You can't use our servers to beat censors

By Richard Chirgwin

Amazon has followed Google’s example by lowering the boom on a practice called “domain fronting” that organisations like Signal use to get around government censorship.

As defined by Amazon Web Services, “Domain Fronting is when a non-standard client makes a TLS/SSL connection to a certain name, but then makes a HTTPS request for an unrelated name. For example, the TLS connection may connect to ‘’ but then issue a request for ‘’.”

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