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Added EXIF guide

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Sun Knudsen 2020-06-25 13:56:31 -04:00
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how-to-encrypt-sign-and-decrypt-messages-using-pgp-on-macos-adding-privacy-to-email/README.md
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@ -8,13 +8,13 @@ Publication date: 2020-06-18T00:00:00.000Z
# How to encrypt, sign and decrypt messages using PGP on macOS (adding privacy to email)
[![How to sign, encrypt and decrypt messages using PGP on macOS (adding privacy to email) - YouTube](how-to-sign-encrypt-and-decrypt-messages-using-pgp-on-macos-adding-privacy-to-email.png)](https://www.youtube.com/watch?v=mE8fL5Fu8x8 "How to sign, encrypt and decrypt messages using PGP on macOS (adding privacy to email) - YouTube")
> WARNING: this is a getting started guide. For a hardened guide, see https://github.com/drduh/YubiKey-Guide.
## Installation guide
**Step 1: install Homebrew**
See https://brew.sh/
**Step 1: install [Homebrew](https://brew.sh/)**
```shell
/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"
@ -26,7 +26,7 @@ See https://brew.sh/
brew analytics off
```
**Step 3: install GnuPG**
**Step 3: install [GnuPG](https://gnupg.org/)**
```shell
brew install gnupg

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<!--
Title: How to remove EXIF metadata from images on macOS to prevent geolocation and hardware leaks
Description: Learn how to remove EXIF metadata from images on macOS to prevent geolocation and hardware leaks.
Author: Sun Knudsen <https://github.com/sunknudsen>
Contributors: Sun Knudsen <https://github.com/sunknudsen>
Publication date: 2020-06-25T00:00:00.000Z
-->
# How to remove EXIF metadata from images on macOS to prevent geolocation and hardware leaks
## Installation guide
**Step 1: install [Homebrew](https://brew.sh/)**
```shell
/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"
```
**Step 2: disable analytics**
```shell
brew analytics off
```
**Step 3: install [ExifTool](https://exiftool.org/)**
```shell
brew install exiftool
```
---
## Usage guide
**View EXIF metadata**
```shell
exiftool -n /path/to/image.jpg
```
**Remove EXIF metadata**
```shell
exiftool -all= /path/to/image.jpg
```