【Linux kali 更换yum源】
1、注释原文件的镜像源,添加阿里云镜像源
deb https://mirrors.aliyun.com/kali kali-rolling main non-free contrib
deb-src https://mirrors.aliyun.com/kali kali-rolling main non-free contrib

2、apt update,会报错

3、在文件里添加一下内容
[signed-by=/usr/share/keyrings/kali-archive-keyring.gpg]

4、执行这个命令,输入y
curl -fsSL https://archive.kali.org/archive-key.asc | sudo gpg --dearmor -o /usr/share/keyrings/kali-archive-keyring.gpg

5、再次apt update ,成功了

