guardian — 3 Technical Articles

Apr 22, 2026 · Backend Development

A Lightweight Spring Boot Starter for Anti‑Repeat Submissions and Rate Limiting – Now on Maven Central

Guardian is a lightweight Spring Boot starter that provides both anti‑repeat‑submission protection and API rate limiting; it supports annotation and YAML configuration, flexible key scopes (user, IP, global), Redis or local storage, customizable response modes, white‑list handling, and built‑in observability, making it a drop‑in solution for single‑service projects.

AnnotationRedisSpring Boot

0 likes · 16 min read

A Lightweight Spring Boot Starter for Anti‑Repeat Submissions and Rate Limiting – Now on Maven Central

Java Architect Handbook

Feb 28, 2026 · Backend Development

Prevent Duplicate Submissions and Rate‑Limit APIs with the Guardian Spring Boot Starter

This article introduces Guardian, a lightweight Spring Boot starter that provides anti‑duplicate‑submission protection and request rate limiting, explains how to integrate it via Maven, configure it with annotations or YAML, and details its internal workflow, storage options, concurrency handling, and monitoring capabilities.

JavaRedisSpring Boot

0 likes · 17 min read

Prevent Duplicate Submissions and Rate‑Limit APIs with the Guardian Spring Boot Starter

StarRing Big Data Open Lab

Nov 27, 2018 · Big Data

Explore Transwarp Data Hub 6.0: Inceptor, Guardian & Manager Breakthroughs

Transwarp Data Hub 6.0 introduces major upgrades—including Compactor and Profiler for Inceptor, attribute‑based access control for Guardian, a standalone Manager service, enhanced stream‑computing tools, new UDFs, and performance tweaks—offering enterprises a more powerful, secure, and easy‑to‑deploy big‑data platform.

Data HubInceptorManager

0 likes · 13 min read

Explore Transwarp Data Hub 6.0: Inceptor, Guardian & Manager Breakthroughs