11 votes

security check fails. Is this OK?

These are UEFI/BIOS reported configurations/settings that differ based on hardware support and not much can be done about them from within Ubuntu(apart from updating your UEFI/BIOS firmware) ... These ...
Raffa's user avatar
  • 32.1k
5 votes

What is the default password encryption method used in ubuntu 20.04

Ubuntu does not encrypt anything by default. You have to use specific tools to encrypt. For example, e4crypt, ssh, gpg. Each of these tools may have a default encryption, and some support multiple ...
user10489's user avatar
  • 4,031
3 votes
Accepted

Ubuntu Encrypted instalation in external Hard Drive booting in recovery shell "GNU Grub"

I'll provide https://gitlab.com/cryptsetup/cryptsetup/-/wikis/FrequentlyAskedQuestions and suggest you scroll down to "PASSPHRASE CHARACTER SET:" and read that section; as the 'passphrase' ...
guiverc's user avatar
  • 30.4k
3 votes
Accepted

PGP, S/MIME and Thunderbird

When sending an encrypted email, Thunderbird wants to be able to store an encrypted copy of the message for yourself, saving it inside your Sent folder. Because only one combined message is created ...
Kai Engert's user avatar
2 votes
Accepted

Install Microsoft S/MIME Control for Outlook Web Access

You might want to try out my OWA-SMIME4Linux. I would appreciate feedback.
Schorschii's user avatar
2 votes

mount an encrypted zfs partition

You can use the below example workflow to perform the following: Install ZFS and verify the installation Locate and import a ZFS pool from a disk partition Set the mountpoint of the desired ZFS pool ...
Adam Erickson's user avatar
2 votes

Ubuntu encryption during installation

Boot from the Ubuntu 23.04 live USB that you used to install Ubuntu, and select the Try Ubuntu option to start an Ubuntu live session. Launch the built-in GParted partition editor, and reformat /dev/...
karel's user avatar
  • 115k
2 votes
Accepted

Does nautilus encrypt files on BitLocker encrypted drive?

What I'm confused about is, whenever I use Nautilus to copy files onto these encrypted drives on Ubuntu (using Nautilus), I can't quite tell if those files are actually being encrypted. They are. ...
vidarlo's user avatar
  • 22.7k
2 votes

iwconfig results differ when used as root or us plain user

iwconfig still has the remnants of methodologies long since deprecated. Encryption key is a great example. Back in the earlier days of wireless networking in Linux, including Ubuntu, one could connect ...
chili555's user avatar
  • 60.2k
1 vote

PGP, S/MIME and Thunderbird

But why is this necessary? If my friend's thunderbird can verify my PGP signatures, it should be able to encrypt a message to me with my PGP public key, no matter that his key is S/MIME That is true –...
user1686's user avatar
  • 615
1 vote

Disk decryption on boot not working on Lubuntu

I'm having a similar but not quite the same issue. I'm posting this since it may be useful to you or someone else. My issue: When I enter the disk decryption password on the splash screen it says it's ...
Daniel's user avatar
  • 3,970
1 vote

Create USB device protected by password, but readable/writable on multiple OS?

You could have a look at VeraCrypt which allows encrypting entire partitions or drives, and works on Windows and Linux. To share data between Windows and Linux, I suggest creating an encrypted ...
Sebastian's user avatar
  • 1,301
1 vote

Is it possible to retrofit TPM based disk encryption on system upgraded to 23.10?

It's not possible to do with out a reinstall. Ubuntu 23.10 TPM is setup during the system install. It replaces some system components with snaps from Ubuntu Core. See this article that describes how ...
betastack's user avatar
1 vote
Accepted

Losing files on external BitLocker encrypted drive

I've studied your process flow and if what you posted is the exact commands you issued, you should have been successful in accomplishing what you set out to do. Not to sound disrespectful, but doing a ...
jones0610's user avatar
  • 2,147
1 vote

What is the state of the art setup for encrypted home directories which allow remote SSH login in 2022/2024?

There are 3 main methods. The 3rd one seems the easiest and most appropriate but just to be thorough all 3 ... Method 1 "TPM-backed full disk encryption" is the method the installer supports....
Rinzwind's user avatar
  • 299k
1 vote
Accepted

Why do I need my admin password AND the encryption password when mounting a Veracrypt encrypted partition but not when mounting a LUKS encrypted USB?

You have to be an admin to mount internal partitions Mounting an internal partition always requires admin privileges (AKA sudo if you use the terminal), unless the internal partition is mounted ...
user68186's user avatar
  • 33.2k
1 vote

LVM encryption with manual partitioning for Ubuntu 23.04

Ubuntu maintains a version of 23.04 with the old installer. As of today (September 7th, 2023) you can find that installer listed on their download page, or download it directly at this link. I hope ...
FatalFlaw's user avatar
1 vote
Accepted

LUKS encrypted USB: "Operation cancelled" error on correct passphrase

As the comments revealed, I had forgotten to format the encrypted storage with an actual file system. I assumed that luksFormat would format the drive with a file system, or otherwise assumed I'd ...
EnronEvolved's user avatar
1 vote

Protect my webapp

You really can't. What you're asking for is DRM. It didn't work on DVDs, and it won't work in your scenario. You should rely on legal means (e.g. licenses and license enforcement) for protecting your ...
vidarlo's user avatar
  • 22.7k
1 vote
Accepted

Encrypted file/directory to be mounted as drive?

Veracrypt creates a virtual encrypted disk within a file and mounts it as a real disk. This sounds like exactly what you're describing. Beware that even with this option, there are ways that encrypted ...
Nmath's user avatar
  • 12.3k
1 vote

full disk encryption with separate /home partition

The short answer is that you cannot do full disk encryption with partitions using the Ubuntu desktop installer. However, you can achieve what you want, but it does take a bit more time. I've done what ...
richbl's user avatar
  • 2,303
1 vote

Putting Digital Signature on PDF in Ubuntu 20.04

The answer depends on how exactly you plan to digitally sign your document. The whole thing will get digitally signed by some encryption algorithm. Signing things in a void is generally not very ...
Vladimir Panteleev's user avatar
1 vote

How to see the volume group name of an LVM logical volume on an external Hard Drive?

Use $ sudo vgdisplay the output includes the VG Name. Source: https://edwards.flinders.edu.au/changing-the-volume-name-on-an-lvm-machine/
Josue Abarca's user avatar

Only top scored, non community-wiki answers of a minimum length are eligible