Cynics, who may say that "chipped" passports are more about control than security, may point to articles like this one to support their position:
‘Fakeproof’ e-passport is cloned in minutes - Times Online
New microchipped passports designed to be foolproof against identity theft can be cloned and manipulated in minutes and accepted as genuine by the computer software recommended for use at international airports.
Tests for The Times exposed security flaws in the microchips introduced to protect against terrorism and organised crime. The flaws also undermine claims that 3,000 blank passports stolen last week were worthless because they could not be forged.
In the tests, a computer researcher cloned the chips on two British passports and implanted digital images of Osama bin Laden and a suicide bomber. The altered chips were then passed as genuine by passport reader software used by the UN agency that sets standards for e-passports.
The Home Office has always argued that faked chips would be spotted at border checkpoints because they would not match key codes when checked against an international data-base. But only ten of the forty-five countries with e-passports have signed up to the Public Key Directory (PKD) code system, and only five are using it. Britain is a member but will not use the directory before next year. Even then, the system will be fully secure only if every e-passport country has joined....