#network Development Tutorials & Tips | Roast Dev

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[AWS][Update]Amazon Route 53 Profiles now supports VPC endpoints

Notice The AWS console screen is in Japanese. introduction Thank you for always reading my articles!On Tuesday, April 29, 2025, we received some interesting update information about R...

30.04.2025 0 Read More

WHO’S IN THE MIDDLE?

Introduction Imagine you're sitting in your favorite coffee shop, casually browsing your bank account on public Wi-Fi. Everything looks normal—padlock icon, HTTPS, the familiar interface. B...

30.04.2025 0 Read More

We need ARP (Address Resolution Protocol) to enable communication between devices on a local network. Specifically, ARP is used to map an IP address (logical address) to a MAC address (physical addres...

02.05.2025 0 Read More

Understanding Wi-Fi (Wireless Fidelity)

In the wired world, we're talking about IEEE 802.3. But the moment we cut the cable, we move into IEEE 802.11 — the world of wireless communication: Wi-Fi, Bluetooth, and friends.Wi-Fi uses radio fr...

03.05.2025 0 Read More

[AWS][Update]Amazon Route 53 Profiles now supports VPC endpoints

WHO’S IN THE MIDDLE?

Why ARP Matters !!!

Understanding Wi-Fi (Wireless Fidelity)

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