Sabrina Dubroca

Sabrina Dubroca's contributions

MACsec setup with NetworkManager
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What's new in MACsec: setting up MACsec using wpa_supplicant and (optionally) NetworkManager

Sabrina Dubroca

A few months ago, on this blog, we talked about MACsec. In this post, I want to introduce the work we've done since then. Since that work revolves around methods to configure MACsec, this will also act as a guide to configure it by two methods: wpa_supplicant alone, or NetworkManager with wpa_supplicant. If you read the previous MACsec post, you probably thought that this whole business of generating keys and creating "secure associations" isn't very convenient, especially given that you...

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MACsec: a different solution to encrypt network traffic

Sabrina Dubroca

MACsec is an IEEE standard for security in wired ethernet LANs. This blog , will give an overview of what MACsec is, how it differs from other security standards, and present some ideas about how it can be used. MACsec is a Layer 2 protocol that relies on GCM-AES-128 to offer integrity and confidentiality, and operates over ethernet. It can secure all traffic within a LAN, including DHCP and ARP, as well as traffic from higher layer protocols. It is...