shctf专题

[SHCTF 校外赛道] crypto

终于都结束了，这些新生赛太漫长了。不过这个也还是有些难度的，好多整不来。抓紧时间整理一下。 week1 第1周基本是古典密码，古典和现代最大的区别是古典全靠猜，现在都是数学立正 wl hgrfhg 4gNUx4NgQgEUb4NC64NHxZLg636V6CDBiDNUHw8HkapH :jdoi vl vlkw ~xrb wd nrrT Y: 只给这么一段，全靠猜其中:jdo

[SHCTF 校外赛道] crypto

终于都结束了，这些新生赛太漫长了。不过这个也还是有些难度的，好多整不来。抓紧时间整理一下。 week1 第1周基本是古典密码，古典和现代最大的区别是古典全靠猜，现在都是数学立正 wl hgrfhg 4gNUx4NgQgEUb4NC64NHxZLg636V6CDBiDNUHw8HkapH :jdoi vl vlkw ~xrb wd nrrT Y: 只给这么一段，全靠猜其中:jdo

SHCTF 山河CTF Reverse方向[Week1]全WP 详解

文章目录 [WEEK1]ez_asm[WEEK1]easy_re[WEEK1]seed[WEEK1]signin[WEEK1]easy_math[WEEK1]ez_apk [WEEK1]ez_asm 从上往下读，第一处是xor 1Eh，第二处是sub 0Ah；逆向一下先加0A后异或1E 写个EXP data = "nhuo[M`7mc7uhc$7midgbTf`7`$7%#u

SHCTF 山河CTF Reverse方向[Week1]全WP 详解

文章目录 [WEEK1]ez_asm[WEEK1]easy_re[WEEK1]seed[WEEK1]signin[WEEK1]easy_math[WEEK1]ez_apk [WEEK1]ez_asm 从上往下读，第一处是xor 1Eh，第二处是sub 0Ah；逆向一下先加0A后异或1E 写个EXP data = "nhuo[M`7mc7uhc$7midgbTf`7`$7%#u