IEEE 802.1AE on Paul Fleischmannhttps://paul-fleischmann.com/en/tags/ieee-802.1ae/Recent content in IEEE 802.1AE on Paul FleischmannHugoenWed, 15 Jul 2026 00:00:00 +0000EthTrcv & MACsec — Automotive Cybersecurity at Layer 2https://paul-fleischmann.com/en/autosar/ethtrcv/ethtrcv-macsec-cybersecurity/Wed, 15 Jul 2026 00:00:00 +0000https://paul-fleischmann.com/en/autosar/ethtrcv/ethtrcv-macsec-cybersecurity/How IEEE 802.1AE MACsec encrypts and authenticates Ethernet frames at Layer 2, why UN-R155 and ISO/SAE 21434 bring the topic into the vehicle, and what it means for EthTrcv configuration and the AUTOSAR Crypto Stack.