---
title: GnuPG
kind: note
description: Open source e-mail and file encryption software for Linux, macOS, Windows and other operating systems Resources GPG on macOS for developers FAQ Import a key List keys
words: 27
readingMinutes: 1
created: '2025-07-21T10:39:36+02:00'
updated: '2025-07-23T10:33:19+02:00'
---
[Open source](/notes/open-source) [e-mail](/notes/email) and file encryption [software](/notes/software) for [Linux](/notes/linux), [macOS](/notes/macos), [Windows](/notes/microsoft-windows) and other [operating systems](/notes/operating-systems)
# Resources
- [GPG on macOS for developers](https://alexnorell.com/post/set-up-gpg/)
# FAQ
## Import a key
```shell
gpg --import FILENAME.asc
```
## List keys
```shell
gpg --list-keys
```