Two-dimensional bar code for ID card

A method comprising:

• reading a digitally signed identification feature from an identification card;
• comparing the digitally signed identification feature with a public identification feature of the identification card;
• and
• approving a holder of the identification card for security access in response to a match of the digitally signed identification feature with the public identification feature of the identification card.

A machine readable medium, having instructions stored therein, which when executed, cause a machine to perform a set of instructions comprising:

• encoding an identification feature of an individual to create an encoded identification feature;
• digitally signing the encoded identification feature to create a digitally signed identification feature;
• and
• printing the digitally signed identification feature on an identification card.

A machine readable medium, having instructions stored therein, which when executed, cause a machine to perform a set of instructions comprising:

• reading a digitally signed identification feature from an identification card;
• comparing the digitally signed identification feature with a public identification feature of the card;
• and
• approving a holder of the identification card for security access in response to a match of the digitally signed identification feature with the public identification feature of the card.