Manufacturers and vendors of biometric systems should carefully examine security of their system against artificial clones.

生物辨识系统的制造商与业者应该谨慎检查他们产品与系统对于人造复制特征的安全性。

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Biometric entry systems are most often used in high-security areas, such as nuclear power plants.

生物识别输入系统是最常用的高度安全的领域，例如核电厂。

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But those are combined with high-tech locks, such as biometric security systems (think fingerprint and retina scanners).

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Research carried out by Axel Munde of the German Information Security Agency, to be published next month, found that many biometric systems available in Germany could be fooled.

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However there are still a number of reservations that biometric systems will provide an enhanced passenger experience at airports and maintain high standards of security.

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