java学习（2）外置类123456789101112131415161718192021222324252627282930313233343536public class StudentTest { public static void main(String[] args) { Student s=new Student("straw",20); System.out.println(s.getAge()); System.out.println(s.getName()); }}cla...
java学习（1）随机数1234567891011121314151617181920import java.util.Random;public class Root1{ public static void main(String[] args) { int[] arr={1,2,3,4,5}; Random r=new Random(); for(int i=0; i< arr.length ;i++) { int index=r.nextIn...
浙江省2023网络安全信息竞赛(初赛)Reverse 复现 我是fw，赛场上纯纯坐牢，只会复现
luare主函数
这里是一段lua的字节码，调试到这一步，提取
学了一手，有个java的unluac.jar反编译脚本，输入
1java -jar .\unluac.jar lua
里面的Oo00Oo0在ida里面
仔细研究一下，是一个查表+异或，关键就在那个ptr的for函数里
给出脚本
12345678910111213141516171819202122232425262728293031323334pw=[109,-73,-72,46,-73,-5,...
Tea类型加密 很早就想概括tea类型加密了，对于很多刚开始做逆向的新手来说，这个掌握好了解题确实快，不像之前的我找到了key，密文，算法，还是因为小错误，而解不出来。作为最基础，也是最常见的加密，确实需要好好总结一番的喵~!
Tea12345678910111213141516171819202122void encrypt(unsigned int* v, unsigned int* key) { unsigned int l = v[0], r = v[1], sum = 0, delta = 0x9e3779b9; for (int i = 0; ...
Welcome to Hexo! This is your very first post. Check documentation for more info. If you get any problems when using Hexo, you can find the answer in troubleshooting or you can ask me on GitHub.
Quick StartCreate a new post1$ hexo new "My New Post"
More info: Writing
Run server1$ hexo ...
