N4N042: Meet MACsec
N4N042: Meet MACsec  
Podcast: N Is For Networking
Published On: Thu Nov 06 2025
Description: MACsec is a protocol for encrypting Ethernet frames on a local (though not always local) network. Ethan Banks and Holly Metlitzky have an ELI5 (explain like I’m 5) discussion as to what exactly is MACsec and how it differs from IPsec. They talk about when and whether you need to implement MACsec with all the... Read more »