From the course: AWS Certified Advanced Networking - Specialty (ANS-C01) Cert Prep

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MAC Security (MACsec): How AWS Direct Connect protects your link

MAC Security (MACsec): How AWS Direct Connect protects your link - Amazon Web Services (AWS) Tutorial

From the course: AWS Certified Advanced Networking - Specialty (ANS-C01) Cert Prep

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MAC Security (MACsec): How AWS Direct Connect protects your link

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In every network, the first few meters are often the most vulnerable the moment your data leaves your router and travels into the world. Today, we're going to understand how MACSEC or MAC Security protects that critical first hop using encryption at Layer 2. Whether you're totally new to networking or just exploring AWS, this lesson will make MACSEC simple, practical, and easy to understand. MACSEC is an IEEE standard that adds encryption at Layer 2, which is the Ethernet layer. It protects data that travels through physical cables between two devices. When enabled with AWS Direct Connect, MACSEC makes sure no one can read or tamper with the traffic as it flows through the cross-connect. It's simple, fast, and highly secure. MACSEC is valuable because it protects your traffic at the earliest stage. router encrypts the data even before it enters AWS infrastructure. After that, AWS encrypts it again across its global network backbone…

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