Enable Kali Linux repositories on Debian/Ubuntu

• Import Kali Linux PGP keys from keyserver

gpg --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys ED444FF07D8D0BF6

• Export public key

gpg --export ED444FF07D8D0BF6 | sudo tee /usr/share/keyrings/kali-archive-keyring >/dev/null

• Add Kali Linux repository to apt sources

cat<<EOF | sudo tee /etc/apt/sources.list.d/kali.list >/dev/null
deb [signed-by=/usr/share/keyrings/kali-archive-keyring] http://http.kali.org/kali kali-rolling main contrib non-free
deb-src [signed-by=/usr/share/keyrings/kali-archive-keyring] http://http.kali.org/kali kali-rolling main non-free contrib
EOF

• Update list of available packages

sudo apt update

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