1
vote
0answers
25 views

TRIM on encrypted device with Precise

I have migrated the main data to a new SSD. (That is Samsung 840 EVO, 120GB.) My ~ is an encrypted partition automounted by pam_mount. That is, there is a record in /etc/security/pam_mount.conf.xml ...
1
vote
1answer
31 views

How to migrate to a bigger ssd?

I'd like to migrate my ubuntu 14.04 install from a smaller sdd (256Gb) to a bigger one (Crucial MX100 512Gb) without reinstalling. What is the best way to process? I read that clonezilla was not ...
0
votes
1answer
61 views

How to remove encrypted ubuntu 14.04 OS from SSD

I installed ubuntu 14.04 LTS but I've decided its not for me. During the install I was prompted to use disk encryption and I chose to do so and I had to Use a Passpharse to unlock the SSD prior to ...
2
votes
0answers
52 views

Does system encryption encrypt /home if it is on a separate HDD?

This question is similar but it seems to deal with a /home partition on same drive as / partition so not sure if answer would be the same as setup I am proposing. I am hoping to set up my new laptop ...
3
votes
1answer
95 views

What are the pros and cons of an encrypted Ubuntu installation? [duplicate]

I am awaiting the delivery of a new laptop that has no OS on it. I am going to install 14.04LTS and I am wondering what are the pros and cons of an encrypted Ubuntu installation? I assume pros are to ...
0
votes
1answer
256 views

How to enable Hardware Encryption on SSDs like Samsung 840 EVO?

Just got Ubuntu 14.04 running on a Zotac Zbox CI320. I want to enable the Samsung 840 hard ware encryption that comes with this hard drive, but I don't know how. Is there anyone that can help me set ...
-1
votes
1answer
32 views

Moving Encrypted Folders

How can i move Encrypted folder(everything) to new Disk, my HDD that has Linux is about to blow, its so slow. So I bought SSD but, how can i move encrypted folders because my Linux folders are ...
0
votes
0answers
196 views

Swap partition on SSD with full encryption

I installed ubuntu 14.04 on my laptops SSD with full encryption enabled on installation and I just realized, that the installer created a swap partition. swapon shows me Filename Type ...
1
vote
0answers
47 views

T440s Stops Booting into GRUB after a random period of time

I have a new Thinkpad T440s. Here are my specifications: Intel 4600U 12GB (4GB integrated, 8GB stick) DDR3 1600 Samsung 840 SSD 250GB Sandisk SSD 16GB This problem has been a real brain buster as I ...
0
votes
2answers
141 views

Encrypt: Overwrite empty disk space bad for SSD drives?

I am installing Ubuntu 14.04 and got the choices of: Encrypt the new Ubuntu installation for Security Use LVM with the new Ubuntu installation If I select Encrypt and go to next step, I ...
3
votes
2answers
278 views

Is enabling TRIM on an encrypted SSD a security risk?

I recently installed Ubuntu 13.10 on an SSD drive using the "encrypt the new Ubuntu installation for security" option. I wanted to enable TRIM, so was following the guide provided here. One step says ...
0
votes
0answers
108 views

Discard option in crypttab and security problem for encrypted SSD

Why enabling the discard option in crypttab is a security risk ? I understand that unused areas will be replaced by zero. And this way, the NSA ;-) will be able to deduce what part of the hard disk ...
0
votes
0answers
111 views

How to encrypt SSD and HDD

I have a computer with an SSD for the system and an HDD for data. I want to encrypt both of them. Is the following configuration correct? SSD size: 20 GB | HDD size: 40 GB And what is the correct ...
3
votes
0answers
247 views

TRIM and encrypted home folders

I have enabled TRIM for my root partition by adding discard in /etc/fstab, following How to enable TRIM? They mention that special steps are needed if I have an encrypted partition. I have encrypted ...
3
votes
1answer
225 views

Encrypted Ubuntu 13.04 on SSD does not work

I got a fresh Ubuntu 13.04 full os encryption installed to my SSD. On boot I'm not able to type anything at all in the decryption screen. The keyboard works perfectly fine in GRUB, but in decryption ...
0
votes
1answer
41 views

Is it possible to install Win8 next to an encrypted Ubuntu?

I run Ubuntu on an SDD (encrypted with systemtools since installation). So I want to install Windows 8 on a second partion on the same drive, but it is possible to do so, without chrashing anything, ...
5
votes
1answer
3k views

Slow SSD + dm-crypt with Luks encryption in Ubuntu 12.10

I have an 128 GB SSD installed in my laptop (Samsung 840 Pro) on a Sata 3 interface. This laptop also has an i5 3210m Ivy Bridge Intel processor and 8 GB of RAM. I installed Ubuntu 12.10, using the ...
7
votes
1answer
1k views

Does the system suffer in performance because of full-disk encryption?

I have a netbook that uses an SSD (Corsair Force 3 SSD (5.02)). When installing Ubuntu on it I chose an encrypted file system with EXT4. My question is: Does the file system suffer any performance ...
1
vote
1answer
317 views

Use encrypted home or a ATA password on a Intel 330 SSD?

I plan to buy a Intel 330 SSD (encrypts all data whit AES 128) and use it in a Asus EeePC 1215N (supports ATA password) whit the latest *ubuntu and Windows 7. I'm a fair paranoid user and security ...
0
votes
1answer
833 views

Should I use Logical Volume Management and Encrypt the installation on SSD?

Should I enable Logical Volume Management on my SSD? What i want to know is if enabling either encrypt the "encrypt the new ubuntu installation for security" option or the "Use LVM with the new Ubuntu ...
3
votes
1answer
1k views

Encrypt SSD or not?

My desktop machine is running Ubuntu 12.04 (and will probably stay with it until the next LTS). I've got a new 120GB SSD on the way as my existing 420GB spinning disk. If it makes any difference I'll ...
0
votes
1answer
685 views

Fresh install on SSD with Ubuntu and Windows Vista, using whole disk encryption for Ubuntu

I would like to do a fresh install on a OCZ Vertex Plus R2 SSD 60GB drive I purchased on the cheap. Since the AES-encryption looks like it may not work optimally for this drive, I would like to set ...
2
votes
1answer
572 views

Trim on encrypted SSD--Urandom first?

My understanding (I'm not sure I'm getting this all right) is that if one uses Trim on an encrypted SSD, it defeats some of the security benefits, because the drive will write zeros to empty space (as ...
8
votes
2answers
10k views

TRIM on an encrypted SSD

wiki.ubuntuusers.de says if I want to use TRIM on an encrypted SSD, I need at least cryptsetup 1.4 and kernel 3.1. Do I need this, when creating the partitions and setting up encryption, or is ...
2
votes
2answers
1k views

How do I set up Full Disk Encryption on an SSD?

I have a new Lenovo Thinkpad with an Intel SSD. I want to set up full disk encryption with pre-authentication boot. From reading I see there is a Guided Setup with Encryption option on the alternate ...