diff --git a/books/DEDECMS伪随机漏洞分析(三)碰撞点.pdf b/books/DEDECMS伪随机漏洞分析(三)碰撞点.pdf
new file mode 100644
index 0000000..a5981ff
Binary files /dev/null and b/books/DEDECMS伪随机漏洞分析(三)碰撞点.pdf differ