rsa_signin:
题面:
1 | """ with open("flag.txt","rb") as f: |
看到好多n,c,而且e是确定的,第一反应的低解密指数广播攻击,但是注意到e=65537并不是低指数
转而测试n是否存在公因子p
exp:
1 | from Crypto.Util.number import * |
1 | """ with open("flag.txt","rb") as f: |
看到好多n,c,而且e是确定的,第一反应的低解密指数广播攻击,但是注意到e=65537并不是低指数
转而测试n是否存在公因子p
1 | from Crypto.Util.number import * |