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    Backend System Design, module B02

    Networking and protocols

    TCP, UDP, DNS, TLS and HTTP, plus proxies, the CDN and real-time transports every backend sits on.

    2 of 9 lessons published

    1. 1
      The Request Lifecycle

      Standard · beginner

    2. 2

      TCP and UDP (coming soon)

      Standard · beginner

    3. 3

      DNS (coming soon)

      Standard · beginner

    4. 4

      TLS and HTTPS (coming soon)

      Standard · intermediate

    5. 5

      HTTP/1.1, HTTP/2 and HTTP/3 (coming soon)

      Standard · intermediate

    6. 6

      Forward and Reverse Proxies (coming soon)

      Standard · beginner

    7. 7

      CDN and Edge Networking (coming soon)

      Standard · intermediate

    8. 8
      CDN and Object Storage

      Standard · intermediate

    9. 9

      WebSockets, Server-Sent Events and Long Polling (coming soon)

      Standard · intermediate

    All Backend System Design modules