Recording medium, recording medium reading/writing apparatus, and method of using recording medium

A recording medium reading/writing apparatus to write information to a recording medium and to read the information from the recording medium, the apparatus comprising:

• a device to read identity verification information input by a recording medium owner to verify the identity of the recording medium owner;
• a device to write the identity verification information input by the recording medium owner to an identity verification information area of the recording medium, and to read the recorded identity verification information;
• a device to compare the identity verification information input by the recording medium owner with the identity verification information recorded in the recording medium to verify the identity;
• a device to classify and write personal information of the recording medium owner to a personal information area with different security levels set up, and to read the recorded personal information according to the set up security levels;
• and
• a device to write information of a company or organization to a company or organization information area of the recording medium using an encryption key unique to the company or organization, and to read the recorded information of each company or organization using the encryption key unique to the company or organization.

A method of using a recording medium in which identity verification information to verify the identity of a recording medium owner, personal information of the recording medium owner, and information of a company or organization are recorded, the method comprising:

• comparing identity verification information input by the recording medium owner with the identity verification information recorded in the recording medium to verify the identity;
• classifying and writing the personal information with different security levels set up, and reading the personal information;
• and
• after verification of the identity, reading or writing information relating to the company or organization using an encryption key unique to the company or organization.

A computer program for use with a recording medium reading/writing apparatus that writes information to a recording medium and that reads the information from the recording medium, the program comprising:

• a program for reading identity verification information input by a recording medium owner to verify the identity of the recording medium owner;
• a program for writing the identity verification information input by the recording medium owner to an identity verification information area of the recording medium, and reading the recorded identity verification information;
• a program for comparing the identity verification information input by the recording medium owner with the identity verification information recorded in the recording medium to verify the identity;
• a program for classifying and writing personal information of the recording medium owner to a personal information area with different security levels set up, and reading the recorded personal information according to the set up security levels;
• and
• a program for writing information of a company or organization to a company or organization information area of the recording medium using an encryption key unique to the company or organization, and reading the recorded information of each company or organization using the encryption key unique to the company or organization.