How to Add ZoneMinder Repo on Debian-Based Systems

Setting Up Repo

3. 3. Adding ZoneMinder Repo

   Then to Add ZoneMinder Repository for Debian
   For Bullseye, for all the Stable/Testing/Unstable Based releases, and for Kali rolling execute:

   sudo echo "deb https://zmrepo.zoneminder.com/debian/master bullseye/" >> /etc/apt/sources.list.d/zoneminder.list

   Correspondingly for Buster:

   sudo echo "deb https://zmrepo.zoneminder.com/debian/master buster/" >> /etc/apt/sources.list.d/zoneminder.list

   Again for Stretch:

   sudo echo "deb https://zmrepo.zoneminder.com/debian/master stretch/" >> /etc/apt/sources.list.d/zoneminder.list

   Last, this same repo should be still available also for Jessie and Wheezy.

4. 4. Adding ZoneMinder GPG Key

   Again to Add ZoneMinder GPG Signature Key
   Do:

   wget -O - https://zmrepo.zoneminder.com/debian/archive-keyring.gpg | sudo apt-key add -

   (For the Newer Release in case of apt-key Issue see: Gpg.d Keyring Setup Guide.)

5. 5. Refreshing Debian Sources

   Next to Refresh Debian Apt Repo Sources
   Play:

   sudo apt update