# App Data Encryption - Touchlab

DevFeed: [App Data Encryption - Touchlab](<https://devfeed.tech/articles/app-data-encryption-touchlab-38069.md>)

Original publisher: [Read original article](<https://touchlab.co/2013-03-app-data-encryption>)

Published: 2013-03-16T01:14:00Z

Content type: opinion

Language: en

Sources: [Touchlab | Enterprise Mobile Innovation & Development](<https://devfeed.tech/sources/touchlab-enterprise-mobile-innovation-development.md>)

Topics: [Encryption](<https://devfeed.tech/topics/encryption.md>), [passwords](<https://devfeed.tech/topics/passwords.md>), [Single sign-on (SSO)](<https://devfeed.tech/topics/sso.md>), [Android](<https://devfeed.tech/topics/android.md>)

Tags: [android](<https://devfeed.tech/tags/android.md>), [encryption](<https://devfeed.tech/tags/encryption.md>), [local](<https://devfeed.tech/tags/local.md>), [password](<https://devfeed.tech/tags/password.md>), [sso](<https://devfeed.tech/tags/sso.md>), [thoughts](<https://devfeed.tech/tags/thoughts.md>)

## AI overview

The article discusses the challenge of encrypting an app's local data after switching from username-and-password-derived keys to single sign-on. It considers storing the encryption key in the KeyChain, tying access to the device lock screen, or requiring full-disk encryption, and proposes seamless per-app data encryption managed by the Android runtime.

## Source excerpt

We're working on an app that requires local data to be encrypted. Till now, the solution has been username/password as the ultimate source of the encryption