Installing Trivy using YUM Package Manager

install-trivy.sh

#!/bin/bash

# https://aquasecurity.github.io/trivy/v0.50/getting-started/installation/#rhelcentos-official
RELEASE_VERSION=$(grep -Po '(?<=VERSION_ID=")[0-9]' /etc/os-release)
cat << EOF | sudo tee -a /etc/yum.repos.d/trivy.repo
[trivy]
name=Trivy repository
baseurl=https://aquasecurity.github.io/trivy-repo/rpm/releases/$RELEASE_VERSION/\$basearch/
gpgcheck=1
enabled=1
gpgkey=https://aquasecurity.github.io/trivy-repo/rpm/public.key
EOF

# If ok, update yum repo and install trivy:
sudo yum -y update
sudo yum -y install trivy

# Finally, show the trivy version
trivy --version