随着IT技术的迅速发展,数字图像的采集越来越方便,但通过数码设备形成的数字图像非常容易被篡改。当前国内外均存在照片伪造现象,因案件性质不同,影响的范围也有所差异,但共同的目的都是为了私欲而混淆是非。这就要求我们必须不断提高检验鉴定的水平,还原事实真相。 With the rapid development of IT technology, digital image acquisition is more and more convenient, but digital images formed by digital devices are easily tampered with. At present, there is a phenomenon of photo forgery both at home and abroad. Due to the different nature of the case, the scope of the influence is also different. However, the common purpose is to confuse the illusion of selfish desires. This requires that we must constantly improve the level of inspection and identification and restore the truth.