All Questions
Tagged with encryption ssh
63
questions
0
votes
1
answer
142
views
I was installing / enableing fips 140 , rebooted as instructed now my wifi wont let me log rejecting the correct pw. Running Ubuntu Studio 20.13on
I was attempting to make a compliant
Laptop and after enabling fips 140. I can no longer log in to my Wi-Fi networks with what were the proper passwords, it asks for password or security encryption ...
- 11
3
votes
2
answers
740
views
What is the state of the art setup for encrypted home directories which allow remote SSH login in 2022/2024?
Question
What is the state of the art replacement for ecryptfs, while allowing user logins through SSH without a "master" full disk encryption (= FDE) password?
Context
A long time ago ...
- 28.9k
1
vote
0
answers
341
views
How to unlock encrypted drives on a headless server?
I'm planning a homemade NAS-build with the following features:
Standard Ubuntu server installation with SSH server
Two Btrfs RAID1 drives on encrypted HDDs with dm-crypt
NFS shared folders from ...
- 990
2
votes
1
answer
180
views
'ssh-keygen' - creates ssh key pair but silently skips encrypting the public key. Why?
For example
ssh-keygen -t rsa -b 4096 -C "test" -f test -N "1234567890"
creates a public key beginning with
-----BEGIN OPENSSH PRIVATE KEY-----
b3BlbnNz....
instead of
-----BEGIN ...
- 839
0
votes
1
answer
979
views
php 7.4, ssh_connect(), "Unable to exchange encryption keys" when connecting to ubuntu 22.04 machines
When using ssh2_connect
ssh2_connect($this->host, $this->sshPort)
to connect to a server running Ubuntu 22.04
I get the following error on the client
PHP Warning: ssh2_connect(): Error ...
- 101
53
votes
6
answers
130k
views
Ubuntu 22.04 SSH the RSA key isn't working since upgrading from 20.04
Up until last week I was running Ubuntu 20.04 happily, and then over the weekend decided to back everything up and install 22.04. I've had a couple of teething issues which I've solver, however I'm ...
- 1,078
3
votes
1
answer
3k
views
How to pipe credentials to cryptroot-unlock for automatic LUKS unlock on boot
My root partition is encrypted with LUKS so on every boot I get prompted for the passphrase, I've installed dropbear-initramfs so that I can SSH in and provide the passphrase headlessly with "...
- 31
1
vote
0
answers
316
views
How might an Ubuntu machine that has full-drive encryption be altered remotely to enable remote reboot?
I've got a remote machine that was set up with full-drive encryption. I need to remotely reboot the thing. Is there some way to remotely alter the machine such that the passcode for decryption gets ...
- 534
0
votes
1
answer
516
views
Why am I able to SSH a remote machine even with the wrong keys?
Description: I have created a ssh connection between my Windows Pc and Raspberry Pi. To so I followed the following steps:
Step 1: Somehow get the IP address of the Raspberry Pi. It should be ...
- 577
0
votes
1
answer
1k
views
how to remove the master password for the alpine pine e-mail client?
referencing:
https://comp.mail.pine.narkive.com/UcMK4NZG/suppress-master-password-prompt
how is the master password prompt suppressed? If memory serves this is indeed possible. As I recall, the file ...
- 1,254
0
votes
0
answers
149
views
Accessing from local Ubuntu a remote encrypted external drive connected to remote Windows
In a remote location there is an external drive that was encrypted like that:
https://ubuntuhandbook.org/index.php/2015/04/encrypt-usb-stick-linux/
Also in the remote location there is a Windows 7 ...
- 520
0
votes
1
answer
325
views
Deja Dup risk of data loss
I'm currently using Deja Dup ("Ubuntu Backups") to create backups of my data. However when reading around I see a lot of issues of people being unable to restore their backups in case the ...
- 3,198
0
votes
1
answer
525
views
ssh limit sent ciphers
I have an issue that I cannot connect with ubuntu focal (in a container) to a server behind a palo alto
It works with xenial and bionic
The difference we see there is the Cipher sent for key exchange
...
- 63
0
votes
0
answers
2k
views
My private ssh key suddenly requires a passphrase (which I don't have)
I have always used my ssh key without a passphrase. The last time I used it was yesterday.
But now, it suddenly requires a passphrase:
> ssh-keygen -y
Enter file in which the key is (/home/...
- 101
0
votes
0
answers
155
views
Vino without encryption: how dangerous is it?
I finally managed to set up a VNC remote connection between my laptop (with client VNC Viewer) and a desktop running Lubuntu (with server Vino; release details: Ubuntu 18.04 LTS). However, in order to ...
- 101