# Microauthorization: Why Microservices can be Great for Security Hygiene

DevFeed: [Microauthorization: Why Microservices can be Great for Security Hygiene](<https://devfeed.tech/articles/microauthorization-why-microservices-can-be-great-for-security-hygiene-13156.md>)

Original publisher: [Read original article](<https://www.chainguard.dev/unchained/microauthorization-why-microservices-can-be-great-for-security-hygiene>)

Published: 2025-05-08T00:00:00Z

Content type: opinion

Language: en

Sources: [Chainguard: Unchained](<https://devfeed.tech/sources/chainguard-unchained.md>)

Topics: [Architecture & Design](<https://devfeed.tech/topics/architecture-design.md>), [microservices architecture](<https://devfeed.tech/topics/microservices-architecture.md>), [Security](<https://devfeed.tech/topics/security.md>), [Authorization](<https://devfeed.tech/topics/authorization.md>), [IAM](<https://devfeed.tech/topics/iam.md>)

Tags: [architecture](<https://devfeed.tech/tags/architecture.md>), [authorization](<https://devfeed.tech/tags/authorization.md>), [container-security](<https://devfeed.tech/tags/container-security.md>), [iam](<https://devfeed.tech/tags/iam.md>), [least-privilege](<https://devfeed.tech/tags/least-privilege.md>), [microauthorization](<https://devfeed.tech/tags/microauthorization.md>), [microservices](<https://devfeed.tech/tags/microservices.md>), [remote-code-execution](<https://devfeed.tech/tags/remote-code-execution.md>), [security](<https://devfeed.tech/tags/security.md>)

## AI overview

The article argues that decomposing monolithic applications into microservices can improve security hygiene by isolating processes and assigning each service a distinct identity with narrower IAM capabilities. It explains that service-to-service authorization can limit the blast radius of a breach, although attackers may still need to move laterally across services.

## Source excerpt

Microservices can enable you to easily independently roll out services, but they can also provide security benefits. Learn more with Chainguard CTO Matt Moore.