"Top-secret documents from the archive of former NSA contractor Edward Snowden show the National Security Agency can now automatically recognize the content within phone calls by creating rough transcripts and phonetic representations that can be
“Top-secret documents from the archive of former NSA contractor Edward Snowden show the National Security Agency can now automatically recognize the content within phone calls by creating rough transcripts and phonetic representations that can be easily searched and stored.”
See the article: The Computers are Listening – How the NSA Converts Spoken Words Into Searchable Text (The Intercept, link)
See documents: Media Mining – the future is now (pdf) and: UK: Security Service and speech technology (STRAP 1, pdf)