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#Rate Limiting

Every article tagged Rate Limiting, in one place.

2 articles
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17 Aug, 2026 last updated

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System Design 2 min read

System Design Interview Question: Design a Rate Limiter

Rate limiters protect services from abuse and overload. This question tests algorithm choice and distributed-state thinking. Requirements Limit requests per user/API key (for example 100 per minute), with different tiers. Low added latency (a few milliseconds)...

17 Aug, 2026 Author 195 60

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Authentication 2 min read

Protecting Login Endpoints from Credential Stuffing

Credential stuffing uses username/password pairs leaked from other sites, tried automatically against yours. Because many people reuse passwords, even a small success rate means many hijacked accounts. 1. Layered rate limits import rateLimit from 'express-rate...

03 May, 2026 Author 1.2K 98

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