在刑事案件和民事案件中，很多都涉及到对签名字迹进行鉴定的问题，这在目前带有一定的普遍性，同时鉴定也有一定的难度。因为签字案件鉴定字少易伪装，书面语言特点暴露不出来，笔画少，有些人的名字甚至只有两个字，检验难度较大。因此，文检人员不仅要结合少量字检验的方法 In criminal cases and civil cases, many of them involve the identification of signatures, which is presently of a certain degree of universality and of certain difficulties in identification. Because the signature case less easily disguised characters, written language features exposed, strokes less, some people’s names and even only two words, the test more difficult. Therefore, the inspection staff not only combined with a small amount of word test method