Mengatasi Signatures Were Invalid di Kali Linux

Langsung saja yah...

1. Buka Terminal, ketik

sudo leafpad atau sudo gedit

2. File-Open

3. Geser places turun kebawah dan pilih Filesystem root

4. Buka file sources.list pada folder etc/apt

5. Terus copas repo berikut ini (cek list repositories sesuai versi Kali Linuxnya https://docs.kali.org/general-use/kali-linux-sources-list-repositories)

deb http://http.kali.org/kali kali-rolling main contrib non-free
# For source package access, uncomment the following line  
# deb-src http://http.kali.org/kali kali-rolling main contrib non-free

6. Save

7. Tekan Ctrl +C

8. Copas kemudian Enter

wget -q -O - https://archive.kali.org/archive-key.asc  | apt-key add

9. Ketikan kembali

apt-get update

10. Selesai

Mohon maaf bila ada kesalahan yah, maklum newbie. :)