​1. Secure hardware:

1.1. Intro

1.2. BIOS settings

2. Secure OS Tails:

2.1. Introduction

2.2. Installation

2.3. Setup of Persistent Volume

2.4. Tails Overview

2.5. Cloning & Backup

2.5.1. Cloning of OS only

2.5.2. Cloning of OS + Persistent Volume

2.5.3. Backup of Persistent Volume

2.6. KeePassXC offline password manager

2.7. Additional software

2.8. Securely deleting files

3. PGP encryption:

3.1. Introduction

3.2. Symmetric encryption

3.2.1. Encryption/decryption of text

3.2.1.1. Kleopatra (gui)

3.2.1.2. Terminal (cli)

3.2.2. Encryption/decryption of files

3.2.2.1. Kleopatra (gui)

3.2.2.2. Terminal (cli)

3.3. Private-public key encryption:

3.3.1. Creation of a key pair

3.3.1.1. Kleopatra (gui)

3.3.1.2. Terminal (cli)

3.3.2. Encryption/decryption of text

3.3.2.1. Kleopatra (gui)

3.3.2.2. Terminal (cli)

3.3.3. Encryption/decryption of files

3.3.3.1. Kleopatra (gui)

3.3.3.2. Terminal (cli)

3.3.4. Encryption/decryption of email

3.3.4.1. Email client configuration (Thunderbird)

3.3.4.2. Email PGP encryption/decryption

4. Encryption of volumes (e.g. USB keys) and file containers

4.1. LUKS (volume formatting)

4.2. VeraCrypt

4.2.1. Plausible deniability

4.2.2. Verify software

4.2.3. Encryption/decryption (outside of Tails)

4.2.4. Encryption in Tails (ZuluCrypt)

4.2.5. Decryption in Tails

5. Hiding and encrypting data inside media (steganography):

5.1. Steghide

6. Nested encryption

7. Cold computing

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