TrueCrypt

TrueCrypt is free open-source disk encryption software that allows you to secure your data by creating virtual encrypted disks within files that can be mounted as real disks. It supports Windows, Mac OS, and Linux systems and is designed to protect your data through automatic, real-time encryption.

Creating a Virtual Encrypted Disk

With TrueCrypt, you can create an encrypted volume in the form of a file on your drive. This volume acts as a virtual disk that you can mount and access just like a physical drive. The encrypted volume looks like a normal file when dismounted, which helps conceal the fact that it contains encrypted data.

Real-Time, Automatic Encryption

TrueCrypt encrypts and decrypts your data automatically and on-the-fly as you save or read files. This process is transparent, so you don’t need to manually encrypt or decrypt your data. The encryption is fast and can be hardware-accelerated on modern processors, giving you secure data protection without sacrificing performance.

Plausible Deniability Features

TrueCrypt offers plausible deniability by allowing you to create hidden volumes or even a hidden operating system within an encrypted volume. This means you can protect sensitive data in a way that hides its very existence, useful if you are compelled to reveal a password but want to keep some data secret.

TrueCrypt combines these features to provide robust data protection and an easy-to-use interface, making it a powerful tool for securing sensitive files or entire drives. It is, however, important to note that TrueCrypt development has been discontinued, and successors like VeraCrypt have continued this legacy with ongoing support.

This description covers the key functionalities of TrueCrypt for encrypting and protecting your data effectively on multiple platforms.

Download

Since the official site is no longer available, you will need to download TrueCrypt from a third-party site : FileHippo for the Windows version.

Other languages ​​can be downloaded on truecrypt.ch (unofficial website).

Note : language packs are supported only by the Windows version of TrueCrypt.

Important: the official TrueCrypt website is down.
To download TrueCrypt, you will have to go through a third-party website : FileHippo.

This is version "7.1a" (the last real version of TrueCrypt).
Version 7.2 only allows for decrypting the data.

For more information about features of TrueCrypt, refer to the documentation available on a copy of the Truecrypt site (the official site is definitely inaccessible).