Articles in #Networking

5 articles published

All TopicsSystem DesignNetworkingAlgorithmsSecurity
API Gateway Explained: The Front Desk Concierge for MicroservicesEp 8
Aug 22, 20261 min read

API Gateway Explained: The Front Desk Concierge for Microservices

Why modern apps need a single, secure front entrance instead of letting user devices talk directly to dozens of internal backend services. Explained through a luxury hotel lobby analogy with routing, rate limiting, request aggregation, and SSL termination.

#System Design#API Gateway#Microservices
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CDNs Explained: Bringing the Toy Store to Your NeighborhoodEp 6
Aug 14, 20261 min read

CDNs Explained: Bringing the Toy Store to Your Neighborhood

What is a CDN and how does it work? Explained simply through a neighborhood toy store analogy, with Edge Servers, Cache Hits vs Misses, and Pull vs Push CDNs.

#System Design#CDN#Networking
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Load Balancers Explained: How Apps Handle Millions of UsersEp 5
Aug 13, 20261 min read

Load Balancers Explained: How Apps Handle Millions of Users

Load balancers explained through a supermarket checkout line analogy: how a Load Balancer routes traffic, health-checks servers, and the difference between Layer 4 and Layer 7 routing.

#System Design#Load Balancer#Scalability
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TCP vs UDP: What's the Difference?Ep 2
Aug 8, 20261 min read

TCP vs UDP: What's the Difference?

TCP vs UDP explained through a careful mailman and a paper-plane launcher, then a real-world guessing game: which protocol powers Netflix, Uber, and WhatsApp?

#System Design#TCP#UDP
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DNS Explained: How Domain Names Become IP AddressesEp 1
Aug 7, 20261 min read

DNS Explained: How Domain Names Become IP Addresses

How does DNS convert a human-readable domain name into an IP address? Explained the way you'd explain it to a 5-year-old, with Mom, a Big Post Office Boss, and Doraemon.

#System Design#DNS#Networking
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