Questions tagged [passphrase]

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Luks "No key available with this passphrase" but seemingly at random

I've been having the strangest of experiences with my encrypted Luks volume and was hoping maybe someone could help me shed some light on it. Let me walk you through it. When installing my OS (vanilla ...
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1 answer
656 views

non-interactive ssh-keygen in Windows PowerShell: create a key pair and avoid pressing enter for location and empty passphrase

In Windows PowerShell, with ssh-keygen, how to create an SSH key pair with a private key that has no passphrase (password), without having to confirm twice the empty passphrase, and without having to ...
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1 vote
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398 views

How can I enter key passphrase only once instead of thrice?

I have a passphrase protected key file to access server. I have to enter passphrase thrice every time I open my computer. Once for pagent (putty, winscp, ...). Once for bash (git, ...). And once for ...
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2 votes
1 answer
1k views

How to verify an ssh key is valid for a given a host?

I want to test the validity of an ssh passphrase-protected identity file against a given host. I do not want to actually provide the passphrase nor do I necesarily know it, just verify that the ...
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I can log in successfully with ssh sert, even if I do not provide passphrase

My client OS is Ubuntu 18.04, server is Ubuntu 16.04. I created and uploaded new ssh certs, created ssh config. Cert has passphrase. When I try to log in via ssh in terminal, there appears Gnome ...
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2 votes
1 answer
1k views

How does Windows 7/8/10 store and protect WiFi password?

What encryption algorithm and what key is being used to encrypt WiFi passphrase storage in Windows 10. I am trying to understand this. I looked at the XML file at C:\ProgramData\Microsoft\Wlansvc\...
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1 vote
0 answers
202 views

No prompt for setting a passphrase in GPG Keychain

I am trying to use GPG Keychain with Thunderbird (version 60.5.1) and Enigmail (version 2.0.9 / 20181209-1409). In the process of generating a key for the email address after setting the password and ...
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3 votes
1 answer
10k views

Decrypt and encrypt a file using gpg without re-typing the passphrase

[Notice: my problem is similar to this. And related to this] Basically I want to edit a symmetrically encrypted filed and then encrypt it again using the same passphrase, without the need to retype ...
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2 answers
5k views

Shortcut to unhide the master password of KeePass

I have a long password (passphrase) and so I often have to check if I typed it correctly. So I have to move my hand from the keyboard to the mouse to click that unhide button. Is there a hotkey, ...
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54 views

How to reset a root password using the passphrase ?

I've lost my root password and I would like to recover it (as you might have guessed). I have the passphrase but don't know what I can do with it ? Thanks
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1 vote
2 answers
683 views

GnuPG: Add passphrase to passphrase-less key

I've created my PGP keypair using an online site. The thing is, I didn't provide a passphrase upon creation; The site didn't make supplying a passphrase mandatory. Since this key is passphraseless, ...
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3 votes
1 answer
2k views

GPG passphrase vs public key encryption

If I have a GPG file that's passphrase protected, with no key, is it still encrypted? (It was hard to google for an answer to that question). A guy on answers.yahoo.com said it's not. So... what's ...
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1 vote
0 answers
810 views

How do you set the gpg-agent passphrase ttl?

I'm having troubles trying to get gpg-agent to cache my passphrase for a long time. I'm using FreeBSD, GnuPG 2.1.11 I've created a .gnupg/gpg-agent.conf file with the following default-cache-ttl ...
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1 vote
3 answers
274 views

Can passphrase be embedded into private key file?

I have the some key file ----BEGIN RSA PRIVATE KEY----- SOMEGARBAGECHARACTERS -----END RSA PRIVATE KEY----- but when I am trying to use it with ssh, it asks for some passphrase: ssh -i mykey.pem ...
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1 vote
1 answer
5k views

Expiry date of Putty key generator passphrase

I have generated a key pair using putty key generator which came with winscp installation package. while generating key I also entered Passphrase . Can you please tell me that Is there any expiry date ...
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413 views

Are there different standards to calculate the hex WEP key from an ASCII passphrase?

Are there different standards/methods to calculate a WEP key from a passphrase? Or why is it, that the 128 bit key generated on http://www.andrewscompanies.com/tools/wep.asp differ from the 128 bit ...
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1 answer
2k views

Permission denied (publickey) error when using scp

I had created 3 linux instances on the Amazon EC2 cloud without a passphrase for the private key. I had stored the private key in a file id_rsa in one of my instances(the master) to allow it to ssh ...
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4 votes
1 answer
2k views

Pass doesn't ask for passphrase

I am using pass (http://www.zx2c4.com/projects/password-store/) on ubuntu 12.04. Process: apt-get install pass gpg --gen-key pass init <generated gpg id> pass insert test pass test After the ...
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5 votes
2 answers
38k views

Convert WEP key to passphrase

How can I convert a 10-digit (in HEX) WEP key to it's corresponding passphrase? I've recovered the WEP key by a software tool (eg: 3666386162). Now I want to connect to this wifi network, so I need it'...
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  • 219
7 votes
2 answers
2k views

How to change the passphrase of a duplicity backup?

How to change the passphrase of a duplicity backup? I tried to just provide a new one when doing a backup but was faced with an error. GPGError: GPG Failed How should I proceed to change the ...
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  • 515
0 votes
2 answers
2k views

Openssl generating private key

I'm trying to generate a private key with passphrase from the command line. For the same pass:: shmicha and the same algo -aes128 i'm getting differents results. It' is normal ? Please help openssl ...
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5 votes
4 answers
418 views

Passwordless SSH not working from terminal as I get prompted for the RSA passphrase

We have set up a CentOS 6.4 box with passwordless SSH to multiple other systems. This works fine when using a terminal as the correct user directly on the CentOS computer. However, if I log into the ...
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0 votes
1 answer
538 views

How to make ssh remember unlocked ssh-keys not in default directory

I structured my private/public-keys in a subfolder of ".ssh" called "keys". Mapping is done by a .ssh/config file. Now I have to retype the passphrase for every key every time I use it. Before this ...
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  • 1
19 votes
8 answers
58k views

public key always asking for password and keyphrase

I am trying to SSH from a NAS to a webserver using a public key. NAS user is 'root' and webserver user is 'backup' I have all permissions set correctly and when I debug the SSH connection I get: (...
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6 votes
5 answers
26k views

Forgotten LUKS passphrase

i am stuck with a big problem. I have encrypted my linux drive with LUKS and now I can't remember it. During boot, it prompts me for the passphrase, but I went into troubleshooting mode and deleted ...
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3 votes
1 answer
945 views

Can GnomeKeyring store passwords unencrypted?

I have a Fedora 15 laptop with the root and home partitions encrypted using LUKS. When it boots I have to enter a pass phrase to unlock the master key, so I have it configured to automatically log me ...
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  • 133
1 vote
3 answers
7k views

Failure to decrypt a gpg file using a passphrase within unix

I'm trying to decrypt a file using the following command within a unix shell prompt: gpg --passphrase-file /path/to/passphrase/file --output /path/to/output/dir/full_db_restore --decrypt ...
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85 votes
3 answers
63k views

Do I need to have a passphrase for my SSH RSA key?

Before I started at my current job (at a small business), my office had no firewall on the network and literally nothing was ever being backed up. Now that I've signed on as a dedicated sysadmin / one-...
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  • 1,094
5 votes
2 answers
2k views

Does the length of a WPA2-PSK passphrase affect wireless performance?

Will the performance of my home wireless network be affected by an overly long WPA2-PSK passphrase? Is the passphrase used only during authentication or is it used to encrypt all frames?
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