Method for secure transactions

A method for secure transaction, wherein a buying part of said secure transaction utilizes a portable radio communication device, comprising the steps of:

• detecting support for mobile payment through NFC at said buying part of said secure transaction, and
• when a selling part of said secure transaction supports mobile payment through NFC and said buying part of said secure transaction supports mobile payment through NFC said secure transaction is performed by mobile payment through NFC,
• when a selling part of said secure transaction supports mobile payment through NFC and said buying part of said secure transaction does not support mobile payment through NFC mobile payment through NFC is emulated by said buying part and said secure transaction is performed by mobile payment through NFC with verification of the buying part;
• and
• otherwise said secure transaction between a selling part and said buying part is performed by mobile payment through a predefined identity on a predefined transaction server.

A method for a secure transaction, wherein a selling part of said secure transaction supports mobile payment through NFC and a buying part of said secure transaction utilizes a mobile payment device not supporting mobile payment through NFC, comprising the steps of:

• initiating, by wireless encrypted communication, said portable radio communication device on said predefined transaction server, which portable radio communication device thereby is put in an active transaction state as said buying part on said transaction server, wherein a user transaction software in said portable radio communication device has been installed through an authenticated service provider and a user is securely identified and tied to the installation;
• utilizing NFC means separate from said portable radio communication device, wherein a predefined identity is transferred between said NFC means and said selling part to initiated said secure transaction;
• an issuer of said predefined identity received information of said secure transaction through NFC means of said selling part and recognizes this secure transaction to be treated as a NFC emulation;
• said issuer of said predefined identity requests verification of said transaction server of said secure transaction;
• identifying the buying part on the transaction server by the predefined identity and checking that the buying part is in the active transaction state on the transaction server;
• and
• finalizing the secure transaction connected to the predefined identity based on the information of the secure transaction and the predefined identity.