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fast encrypted disk on raspberry pi [on hold]

I need to have a trivially encrypted disk on my raspberry-based server. As far as I know, Raspberry Pi doesn't have any hardware AES encryption. The filesystem doesn't have to be NSA/CIA-proof, nor ...
2
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1answer
31 views

Replacing a Self encrypting Hard Drive in an IBM xseries server raid

I have a failed drive in a RAID 5 array in an IBM x3650, Machine Type 7945. The RAID is composed entirely of original IBM SED SAS drives, 300GB ea. Unfortunately I am the purchasing Tech, not the ...
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1answer
35 views

Is mounting /boot in /etc/fstab automatically necessary?

Hello members of StackExchange, I am running a Debian 8.0 server with Full-Disk-Encryption and while I was doing some hardening I went through the /etc/fstab and I was wondering if some partitions ...
2
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1answer
116 views

How to send “ATA Secure Erase” command to SSD?

A very good way to erase a SSD which have SED support is to change the password/key. But what to do with those that doesn't have SED support? This article says Fortunately it is possible to erase ...
0
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1answer
14 views

Unable to perform enable-bitlocker and lock-bitlocker successively

I am trying to enable bitlocker on windows server 2012 R2 data volume using following command: Enable-BitLocker -MountPoint $volume -Password ($password | ConvertTo-SecureString -AsPlainText -Force) ...
2
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1answer
92 views

How can I input password to manage-bde -pw option via windows powershell

I am trying to encrypt Data volume (for example E:) with the following command: manage-bde -protectors -add E: -pw When I execute the above command, it will ask for the password, so I entered it. ...
0
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1answer
14 views

What are the Security Implications of not fully overwriting a fresh LUKS disk prior to use

I recently read this nice Howto tutorial about doing backups with whole disk encryption using LUKS. Surprisingly for me this tutorial contains as the first part of step #3 a command to overwrite the ...
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0answers
12 views

Encrypt ubuntu 14.04 home directory with services accessing them without login

I have few services which gets started as soon as server boots up. Now i would like to encrypt my home directory. Will services work properly if i do so? Code for those services is present in the home ...
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2answers
45 views

LUKS/dm-crypt security in the case of a break-in

This is an encryption topic I've been confused by for a while now. From what I understand of LUKS, once the LUKS volume is opened with a passphrase and the resulting device mapper device is mounted, ...
1
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1answer
58 views

BitLocker Already Configured Issue

System Configuration: Windows Server 2008 R2 Standard Disk Configuration: RAID1 We have a newly built system that is joined to a domain and has the proper GPOs for BitLocker already setup. We ...
0
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1answer
87 views

Preeseding a debian stable install with a complex partitioning scheme - missing physical volume

My personal systems run on: An open /boot partition separately random key encrypted /tmp and swap partitions and a password encrypted btrfs lvm volume holding everything else. My latest project is ...
0
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2answers
88 views

Automation and full-disk encryption

I know that the title seems to be completely contradictory, but allow me to elaborate. Reading Bruce Schneier's recent article on data deletion got me thinking that every server should have full-disk ...
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0answers
77 views

Possible to decrypt FDE/SED Samsung 840 upon boot without native BIOS/UEFI support for ATA password?

It's possible to encrypt and decrypt a drive with hdparm coupled with Full Disk Encryption like some Samsung and Intel SSDs. What I'm curious about is if it's possible to use with a Desktop ...
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0answers
114 views

Encrypting SVN Store with ecryptfs

I previously had TrueCrypt setup to automount my SVN repos on the Subversion server at boot with an automated network script that used a keyfile on a protected share to mount the volume. Now that ...
1
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1answer
88 views

Does filesystem encryption strain SSDs?

For security purposes we are required to implement full filesystem encryption on an upcoming server installation. We use the default encryption settings shipped with CentOS 7. My question: as our ...
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0answers
127 views

Using a non-validated SED on a Dell R720

We were given a Dell R720 a couple years ago, and the machine currently has standard 300GB 3.5" SAS 15k drives. Our RAID controller is a Perc H710. We need to update our disks to FIPS 140-2 ...
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1answer
463 views

How can I encrypt 2008 Server Running under esxi

I have a need to run multiple 2008 R2 VMs under the free esxi. Storage will be local to the host. As I understand it, BitLocker is not a supported option in a VM environment from either Microsoft or ...
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2answers
83 views

Workstation imaging on top of full disk encryption

Is it possible to use imaging tools (e.g. Acronis Snap Deploy, or possibly SystemImager) to deploy workstation images to laptops that have PGP full disk encryption? How could I go about doing this? ...
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0answers
57 views

Opensuse 13.1 - Encrypted Partition Vanished

I installed a second drive in my machine running OpenSuse 13.1 and created an encrypted partition. I was able to use the partition after doing so and after reboots, no problem. Now my system can see ...
2
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1answer
525 views

How to use Google Drive as secure storage on a linux server

since google dropped the price for storage recently I thought about using it at my storage servers too add storage capacity easily. What I found so far is the ability to mount the google drive into ...
3
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1answer
151 views

Enabling Disk Encryption on DC S 3700?

I have a server running Debian stable with two 100GB Intel DC S 3700 drives in a Linux MD RAID 1. According to Intel, these drives support 256-bit AES encryption and I would like to encrypt the data ...
0
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0answers
72 views

Trust relationship between workstation with PBA/Encryption and domain failed

I have installed some endpoint encryption solution on a laptop and from that point I could not login into the workstation with another user. Windows always tells me that the trust relationship between ...
2
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1answer
506 views

Changing Disk Encryption key in CentOS 6.4

I checked the "encryption" checkbox in the Anaconda installer during CentOS 6 installation, which encrypts at the PV (Physical Volume) partition level. Now, for some security reasons, I want to ...
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1answer
182 views

Expanding raid 5 luks partition

I have just bought 2 new drives to my raid 5 array. I have successfully added them to the array and resynced. I now have a /dev/md4 drive that is 16 TB, but the crypt-luks partition md4p1 is still 12 ...
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2answers
63 views

Mac Encryption and Reporting

We have a requirement at my company to support Macs. The machines need to be encrypted and have some sort of way to check in with a management system to verify the encryption status. This can be ...
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0answers
177 views

Can't mount ecrytpfs as a non-root user on Red Hat

I'm trying to mount a ecryptfs volume on Red Hat as a regular user. ecryptfs-utils is installed from source (repos only contain old versions). Mounting as root works normally, but trying with a ...
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2answers
61 views

Secure a live server

I've been asked to encrypt the filesystem of a live server without affecting the operations or data. I normally install Redhat with encrypted filesystem, so the "how" is not the problem. I want to ...
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1answer
1k views

BitLocker with Windows DPAPI Encryption Key Management

We have a need to enforce resting encryption on an iSCSI LUN that is accessible from within a Hyper-V virtual machine. We have implementing a working solution using BitLocker, using Windows Server ...
3
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1answer
228 views

Resting Encryption on iSCSI SAN in Hyper-V Environment

I have a need to implement resting encryption of data within our environment. Basically, we have a Hyper-V virtual server named FILER01 that runs Windows Server 2012 that is has a direct iSCSI ...
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1answer
128 views

How to protect against in-RAM attacks

Since hosting providers are constantly under attack from hackers, encryption of the entire file system (the entire server) with tools like www.truecrypt.org seems like an absolute must to me, if you ...
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1answer
202 views

Determine if LUKS/dmcrypt key is present

I am writing a Chef LWRP to add a key to a LUKS container and I'm having difficulty coming up with a way to determine whether or not my key already exists. cryptsetup luksAddKey will happily add the ...
1
vote
1answer
646 views

Troubleshooting I/O latency possibly caused by file system driver

I have a SQL Server instance (SQL Server 2008 R2, Windows 2008 R2) that complains, for very short, random periods of about 15-20 seconds, that some of its I/O requests are taking longer than 15 ...
1
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1answer
82 views

Will adding a Windows machine to a different domain adversely affect DPAPI encryption?

I am considering moving a machine on which DPAPI encryption is used from one domain to another. Will doing this break or otherwise adversely affect the DPAPI configuration - and already encrypted ...
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1answer
339 views

Move an LXC container to a dm-crypt/LUKS filesystem

I need to move a container to a different filesystem, specifically a subdir of an already mounted LUKS/dm-crypt home dir. I tried moving it there and then bind mounting or symlinking it to ...
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1answer
747 views

CentOS 6.3 drive encryption being on remove server

During the clean installation of CentOS 6.3, I choose to encrypt the primary partition / (the whole drive) (obviously except /boot). My point is to have fully encrypted drive (8 drives in RAID10) but ...
2
votes
1answer
437 views

Possible to set encryption block size in LUKS?

When I do a benchmark test modprobe tcrypt sec=2 mode=200 I see that different encryption block sizes are used test 0 (128 bit key, 16 byte blocks): 4460604 operations in 2 seconds (71369664 ...
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1answer
524 views

Does cryptsetup “Plain mode” store the hashed passphrase in each sector?

When I read the manpage for cryptsetup on Linux about "Plain mode" it says: Plain dm-crypt encrypts the device sector-by-sector with a single, non-salted hash of the passphrase. and the -c ...
0
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1answer
615 views

How to re-encrypt disk with a different password (standard debian full disk encryption)?

I've got a situation where disk encryption password has been compromised and now am in a situation where I need to re-encrypt the hdd with a different password. It's a standard debian full disk ...
0
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2answers
3k views

Is there such thing as hardware encrypted raid disk?

I have a server for which I want to protect the content. The server is located on a clients premises. Is there a way to encrypt the content of a RAID DISK (at hardware level) ? What I need is that ...
0
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2answers
213 views

USB key to pass password in Centos 6 [closed]

I had a room mate that put a livecd in my desktop and looked around on my machine. I caught him in the act and threw him out. I haven't had a room mate for a while now and so as to avoid the livecd ...
1
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1answer
875 views

Disable asking for a passphrase without having to re-make the encrypted partition

I have a server which I set up with its root partition totally encrypted. I urgently need to disable the passphrase dialog at startup because it is not letting the server boot up after an electricity ...
2
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2answers
396 views

Decrease in disk performance after partitioning and encryption, is this much of a drop normal?

I have a server that I only have remote access to. Earlier in the week I repartitioned the 2 disk raid as follows: Filesystem Size Used Avail Use% Mounted on /dev/mapper/sda1_crypt ...
0
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2answers
214 views

Best Practice: Implementing a Full Disk Encryption on laptops

We are thinking about using TruEncrypt full disk encryption to protect the data on our laptops (roughly 15-20 in the healthcare field - XP & Win7). And I was wonder about backups, and not per say ...
2
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2answers
2k views

Security of BitLocker with no PIN from WinPE?

Say you have a computer with the system drive encrypted by BitLocker and you're not using a PIN so the computer will boot up unattended. What happens if an attacker boots the system up into the ...
0
votes
1answer
241 views

Access via sftp/scp an encrypted disk

I would like to do something really paranoid but I am not sure it could be done at least easily... Let's see if I can explain properly: I have a server running debian (could be changed to any other ...
6
votes
1answer
255 views

Does LUKS also encrypt free space?

I have moved to Ubuntu 12 and chosen to use full disk encryption (encrypted LVM). So now I'm wondering: should I shred (eg: with secure-delete package, srm) the free disk space to remove any remnant ...
2
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2answers
301 views

Does dm-crypt support journaling filesystem transactional guarantees?

I'm considering using ext4 on encrypted LVM (which uses LUKS and dm-crypt). Will the transactional guarantees in ext4's journaling be preserved? Bonus: where may I find authoritative information ...
3
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1answer
577 views

Are there any Microsoft Exchange Clients for iOS and Android that store their local data in an encrypted manner?

I don't feel like this is a product recommendation question, more of a "does this tech even exist and is it feasible" question, but if I'm wrong, feel free to give this question the boot. Context: ...
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2answers
1k views

Approaches for Linux server disk encryption

What are the approaches available for fully encrypting a disk on a remote server (say, colocated in a datacenter)? On Windows, we can just turn on Bitlocker with a TPM. Then the server can reboot, and ...
1
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1answer
224 views

some Zimbra project planning questions

I am planning to deploy a ZCS machine in a remote DC on colocation. Using the latest Community edition Hardware: 2x SAS disks for OS in raid1, 8x SAS disks in raid10 for Zimbra, 32Gb RAM 8 CPU ...