Noah’s Snort 3 is the latest version of Snort for Ubuntu 18 and 19. Noah’s installation guide includes a guide of setting up Snort on the latest release. Noah also provides a guide for setting up with the latest Snort version of the software on Ubuntu. The guide is available to download and use for the most recent Snort software available on the App Store and the App App Store for iOS and Android versions of the Snort app for iOS, Android, iOS, iOS and iOS iOS iOS and Linux versions.”]
Source: https://blog.snort.org/2020/05/snort-3-updates-on-ubuntu-18-19.html