Voice processing method and system, and voice processing device

The invention relates to a voice processing method, a voice processing system and a voice processing device in the field of information security. The voice processing method comprises the following steps: acquiring voice data, determining the position of set sensitive information in the voice data, and reducing the identification degree of a part, corresponding to the position of the set sensitiveinformation, in the voice data. According to the voice processing system, the voice processing method and the voice processing device, sensitive information in the voice data can be recognized, so that the privacy of a user is effectively protected. 本发明涉及信息安全领域的一种语音处理方法及系统、语音处理装置，语音处理方法包括：获取语音数据，确定所述语音数据中的设定敏感信息的位置，对所述语音数据中与所述设定敏感信息的位置对应的部分进行降低辨识度的处理。这种语音处理系统、语音处理方法以及语音处理装置可以对语音数据中的敏感信息识别，从而有效地保护用户隐私。