Remote identity identification or security method utilizing mobile phone with near field communication (NFC) function

The invention discloses a remote identity identification or security method which utilizes a mobile phone with a near field communication (NFC) function to read encryption identity information transmitted by a non-contact label. According to commodity brand information, the mobile phone with the NFC function performs search and is automatically connected to an internet protocol (IP) address server system appointed by a specific commodity brand, or the mobile phone with the NFC function is manually connected to the IP address server system appointed by the specific commodity brand to perform decryption operation on the encryption identity information to obtain commodity identity information and perform identification according to the commodity identity information, so that remote identity identification or security can be performed on different kinds of commodities.