There are a couple of ways to use the repository

wget https://deb.myguard.nl/pool/myguard.deb
dpkg -i myguard.deb
apt-get update && apt-get upgrade

or

_{apt-get install -y lsb-release wget gnupg # optional
CODENAME=lsb_release -c -s
wget -O- | apt-key add –
echo “deb [arch=amd64] http://deb.myguard.nl $CODENAME main” > /etc/apt/sources.list.d/deb.myguard.nl.list
apt-get update && apt-get upgrade}

Pinning this repository:

You can pin this repository, but it should generally not be necessary (but is included in the first method, install myguard.deb)

echo “Package: *” > /etc/apt/preferences.d/99debmyguard.nl
echo “Pin: origin deb.myguard.nl” >> /etc/apt/preferences.d/99debmyguard.nl
echo “Pin-Priority: 501” >> /etc/apt/preferences.d/99debmyguard.nl