The automotive industry is swiftly moving towards automotive Ethernet as the new in-vehicle network core. This technology comes with many new features and benefits, but it also comes with numerous legacy risks from the traditional IT Ethernet landscape, as well as from new, error prone software that is developed. Automotive Ethernet risks need to be mitigated, with security and protection incorporated into new devices. This lecture will detail solution to address and mitigate those threats and focus on IDS/IPS required functionality.