Google employees listened to audio files recorded by Google Home speaker and Google Assistant smartphones. The company responded to the report by posting a blog titled More information about our processes to safeguard speech data Google acknowledged that it uses sequences of linguists from around the world who understood the nuances and accents of a particular language and had reviewed and copied a small series of questions to better understand these languages. The terms and condition indicate that the users conversations are recorded. Google Assistant sends audio data to Google after device activation.”]
Source: https://hackercombat.com/googles-leaked-recordings-violates-data-security-policies/