# Security Rarely Flows Downhill

DevFeed: [Security Rarely Flows Downhill](<https://devfeed.tech/articles/security-rarely-flows-downhill-36971.md>)

Original publisher: [Read original article](<https://shostack.org/blog/security-rarely-flows-downhill/>)

Author: Adam

Published: 2017-05-16T00:00:00Z

Content type: opinion

Language: en

Sources: [Shostack & Friends Blog](<https://devfeed.tech/sources/shostack-friends-blog.md>)

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

Tags: [security](<https://devfeed.tech/tags/security.md>)

## AI overview

This opinion article argues that security rarely flows downhill through a technology stack. Applications and higher-level components generally cannot protect lower layers or a user's device when those layers are compromised, so security requires substantial effort and careful isolation. The article also notes exceptions in which servers help protect corporate data on compromised devices.

## Source excerpt

[no description provided]