This tutorial deals only with how to add an extra encrypted physical volume to a volume group pool containing other encrypted physical volumes. This is typical scenario if, at first, you have set up your encryption at a physical partition level (/dev/sdaX where X is the a number of your partition), then you setup your LVM on top of the encrypted partition.
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Protecting directory trees with gpgdir
http://www.linux.com –
gpgdir uses GNU Privacy Guard (GnuPG) to encrypt and decrypt files or a directory tree. You could accomplish the same objective by tarring the filesystem up and then encrypting the tar.gz file with GnuPG, but then you would still have to shred or wipe every file in the original directory tree. With gpgdir the whole tree is encrypted in one command.
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Sign & Encrypt your Emails with Thunderbird/Enigmail
http://tuxtraining.com –
Thunderbird is a great and well know open source email client brought to you by the same group that puts out Firefox. But like Firefox, there’s extensions we can add to it to make an already secure application more secure. Welcome to the world of signing and encrypting your emails
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Truecrypt 5.0 is out, now with GUI for linux
http://www.truecrypt.org –
A new version of Truecrypt is out with a bunch of new features including the ability to encrypt an entire system partition with pre-boot authentication, and finally a GUI for Linux users.
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Securing Linux laptops
http://www.linux.com –
Laptop and notebooks are being stolen at an ever-increasing rate. In 2004, Safeware Insurance which sells computer insurance, estimated 600,000 laptop and notebooks a year were being stolen.
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TrueCrypt Tutorial: Truly Portable Data Encryption
http://polishlinux.org –
TrueCrypt is free software that encrypts data “on-the-fly”. You can create an encrypted hard drive, a separate partition or a directory. TrueCrypt is portable -- it works on GNU/Linux and Windows. Worried about losing your valuable data when your laptop gets stolen? Don't wait and encrypt your data now!
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