I had to use the following instead:
Code: Select all
wget -O - https://zmrepo.zoneminder.com/debian/archive-keyring.gpg | gpg --dearmor | sudo tee /etc/apt/trusted.gpg.d/zoneminder.gpg > /dev/null
Code: Select all
wget -O - https://zmrepo.zoneminder.com/debian/archive-keyring.gpg | gpg --dearmor | sudo tee /etc/apt/trusted.gpg.d/zoneminder.gpg > /dev/null