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TrueCrypt User Guide

Dec 14, 2014

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TRUECRYPTFREE OPEN-SOURCE ON-THE-FLY ENCRYPTION

USERS GUIDEwww.truecrypt.org

Version Information TrueCrypt Users Guide, version 4.3a. Released May 3, 2007.

Licensing Information By installing and/or running and/or using TrueCrypt you agree to the license contained in the file License.txt, which is included in TrueCrypt binary and source code distribution packages.

Copyright Information Portions of this software are: Copyright 2003-2007 TrueCrypt Foundation. All rights reserved. Copyright 1998-2000 Paul Le Roux. All rights reserved. Copyright 1999-2005 Dr. Brian Gladman, Worcester, UK. All rights reserved. Copyright 1995-1997 Eric Young. All rights reserved. Copyright 2001 Markus Friedl. All rights reserved. For more information, please see the legal notices attached to parts of the source code. Graphics (logos, icons, etc.) are copyright 2003-2007 TrueCrypt Foundation. A TrueCrypt Foundation Release

Trademark Information TrueCrypt and the TrueCrypt logos are trademarks of the TrueCrypt Foundation. Note: The goal is not to monetize the name or the product, but to protect the reputation of TrueCrypt, and to prevent support issues and other kinds of issues that might arise from the existence of similar products with the same or similar name. Even though TrueCrypt is a trademark, TrueCrypt is and will remain open-source and free software. All other trademarks are the sole property of their respective owners.

Limitations The TrueCrypt Foundation does not warrant that the information contained in this document meets your requirements or that the information is free of errors. The information may include technical inaccuracies or typographical errors.

CONTENTSINTRODUCTION..............................................................................................................................5 BEGINNERS TUTORIAL ..............................................................................................................6 How to Create and Use a TrueCrypt Container .......................................................................6 How to Create and Use a TrueCrypt Partition/Device...........................................................23 PLAUSIBLE DENIABILITY .........................................................................................................24 HIDDEN VOLUME ............................................................................................................................25 Protection of Hidden Volumes Against Damage...................................................................27 Security Precautions Pertaining to Hidden Volumes.............................................................30 TRUECRYPT VOLUME................................................................................................................31 CREATING A NEW TRUECRYPT VOLUME ........................................................................................31 Hash Algorithm...................................................................................................................... 31 Encryption Algorithm ............................................................................................................ 31 Quick Format ......................................................................................................................... 32 Dynamic................................................................................................................................. 32 Cluster Size ............................................................................................................................ 32 TrueCrypt Volumes on CDs and DVDs ................................................................................ 32 Hardware/Software RAID, Windows Dynamic Volumes ..................................................... 33 Additional Notes on Volume Creation .................................................................................. 33 MAIN PROGRAM WINDOW .......................................................................................................34 Select File .............................................................................................................................. 34 Select Device ......................................................................................................................... 34 Mount..................................................................................................................................... 34 Auto-Mount Devices.............................................................................................................. 34 Dismount................................................................................................................................ 35 Dismount All.......................................................................................................................... 35 Wipe Cache............................................................................................................................ 35 Never Save History................................................................................................................ 35 Exit......................................................................................................................................... 35 Volume Tools ........................................................................................................................ 36 PROGRAM MENU.............................................................................................................................37 File -> Exit .............................................................................................................................37 Volumes -> Auto-Mount All Device-Hosted Volumes .........................................................37 Volumes -> Save Currently Mounted Volumes as Favorite ..................................................37 Volumes -> Mount Favorite Volumes ...................................................................................37 Volumes -> Set Header Key Derivation Algorithm ..............................................................38 Volumes -> Change Volume Password .................................................................................38 Tools -> Clear Volume History .............................................................................................38 Tools -> Traveller Disk Setup................................................................................................38 Tools -> Keyfile Generator ....................................................................................................39 Tools -> Backup Volume Header ..........................................................................................39 Tools -> Restore Volume Header ..........................................................................................39 Settings -> Preferences ..........................................................................................................40

TrueCrypt Users Guide. Copyright 2003-2007 TrueCrypt Foundation. All rights reserved. 2

MOUNTING TRUECRYPT VOLUMES.................................................................................................41 Cache Password in Driver Memory .......................................................................................41 Mount Options .......................................................................................................................41 HOT KEYS.......................................................................................................................................42 KEYFILES .......................................................................................................................................42 Keyfiles Dialog Window .......................................................................................................43 Keyfile Search Path................................................................................................................43 Empty Password & Keyfile....................................................................................................44 Keyfiles -> Add/Remove Keyfiles to/from Volume..............................................................44 Keyfiles -> Remove All Keyfiles from Volume....................................................................44 Keyfiles -> Generate Random Keyfile ..................................................................................44 Keyfiles -> Set Default Keyfile/Paths....................................................................................45 TRAVELLER MODE .....................................................................................................................46 Tools -> Traveller Disk Setup................................................................................................46 USING TRUECRYPT WITHOUT ADMINISTRATOR PRIVILEGES ..................................47 TRUECRYPT BACKGROUND TASK ........................................................................................47 LANGUAGE PACKS ......................................................................................................................48 Installation ............................................................................................................................. 48 ENCRYPTION ALGORITHMS....................................................................................................49 AES........................................................................................................................................ 49 Serpent ...................................................................................................................................

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