Which makes people research for new security system that is safer and more difficult to fabricate than the traditional security system . fingerprint recognition technique that is safer and has more feasibility was appeared under this circumstance . fingerprint recognition technique can use our body ' s physical characters to make itself becoming a safer security system 这就要求人们研究更加安全可靠，防伪性能更好的安全的系统，指纹识别技术就是在这种背景下产生的，指纹识别技术是一种安全可靠，可行性高的生物识别技术，它借助人体的生理特征来提高身份识别的可靠性。
