Questions tagged [fingerprint]

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Generate fingerprint with PGP Public Key

I have a PGP public key and I need to get the fingerprint for it. My Public key is as such: -----BEGIN PGP PUBLIC KEY BLOCK----- mQlDBF4w............................ . . . =uYgH -----END PGP PUBLIC ...
1 vote
1 answer
115 views

Guess current date/time on remote server [closed]

I want to know the current date/time of a remote server. I do not have any access on this server. This server expose OpenSSH (port 22) and apache2 (port 80) Is there a fingerprint technique that can ...
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1 vote
2 answers
550 views

SSH: Why do I have to re-verify the fingerprint when connecting to the same server from another domain?

In the following I'm talking about the OpenSSH Client installed by default on debian. I'd like to have multiple (sub)domains pointing to my server(s) (so multiple per server), i.e. database.example....
0 votes
0 answers
4k views

ECDSA host fingerprint changes if the host is already known

I'm using a web hosting service that offers both FTP and SSH access, but for SSH they only allow authentication via SSH keys. I've generated myself SSH keys using ssh-keygen, imported them into my ...
3 votes
1 answer
14k views

How do I enable fingerprint login in Domain Joined Windows 10 Creators via GPO?

I want to enable fingerprint login with GPO. I installed the Windows 10 1703 (Creators) ADMX files. First, I read that "Turn on convenience PIN sign-in" from "Computer/policies/admin templates/...
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1 vote
1 answer
882 views

Verify SSH Fingerprint about DNS SSHFP record fails

I have an Debian Jessie Server and I would like to verify the SSH HostKey about the DNS SSHFP record. I only provide the ed25519 and rsa algorithm to connect to the server. I have masquerade the ...
3 votes
2 answers
668 views

Can I find local ssh private key from remote fingerprint? [duplicate]

Possibly I am missing something obvious but after getting fed up with 5 key limitation of ssh-agent I start looking for ways for a better ssh key management. If I create a new ssh key pair using ssh-...
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0 votes
1 answer
96 views

Windows 7 delete fingerprint from profile

I'm facing the following situation: I have a computer, joined to an AD with roaming profiles and with fingerprint logon enabled. A problem with a user profile had me delete the said profile and ...
0 votes
2 answers
7k views

fprintd: ** Message: No devices in use, exit

I keep getting following messages inside of /var/log/messages: 4/7/2016, 11:03:49 AM fprintd[3277] Launching FprintObject 4/7/2016, 11:03:49 AM fprintd[3277] ** Message: D-Bus service ...
  • 12.7k
1 vote
0 answers
55 views

Why was the previous authenticity of the host ignored?

I'm on Ubuntu 14.04 Desktop. I have just logged into other machine (Ubuntu 14.04 Server) using ssh in one terminal. I'm still connected. When I did scp in another terminal (opened earlier) to move a ...
  • 75
-2 votes
3 answers
1k views

How to connect to a SFTP [closed]

Got a SFTP Hostname username password from someone and he gave me a Server RSA public key fingerprint like this: d2:h4:h5:gf:f4 etcetera. But how do i need to connect to this host, doesnt this ...
2 votes
1 answer
59 views

validating an ejabberd fingerprint

I set up and tested an ejabberd-server. Ejabberd creates a SSL-Certificate itself during installation. Unfortunately I did not find any tutorial about how to get its fingerprint. this documentation ...
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1 vote
2 answers
1k views

Secure EC2 instance from logging without .pem file

I see here and here (under Connecting to Your Linux Instance if You Lose Your Private Key) ways to access EC2 instance without a .pem file that was created when the instance was created. I would like ...
  • 195
0 votes
0 answers
1k views

Why would a server's RSA fingerprint change every few seconds?

In the past I've been able to connect to my server via SFTP with no problems, but suddenly yesterday it warned me that the fingerprint for the RSA key sent by the remote host had changed. I've ...
35 votes
2 answers
104k views

Check the fingerprint for the ECDSA key sent by the remote host [closed]

I have got the well-known warning message when trying to ssh into a server: $ ssh whateverhost @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ @ WARNING: REMOTE HOST IDENTIFICATION HAS ...
0 votes
1 answer
1k views

ssh-keygen key verification changed in OpenBSD 5.7, how to verify host_key?

OpenBSDs "ssh-keygen -l" output format has changed in 5.7. How to verify the host key when connecting from older ssh versions? Until OpenBSD 5.6 the host_keys fingerprint output format was like this: ...
0 votes
0 answers
2k views

Timestamp response behaviors in different tools

I was testing out icmp time stamp response on one of my servers using ping and hping3. Here is result of hping3 # hping3 --icmp-ts x.x.x.x HPING x.x.x.x: icmp mode set, 28 headers + 0 data bytes ...
2 votes
2 answers
17k views

Postfix still complains that "certificate verification failed" even when "smtp_tls_security_level = fingerprint"

I'm attempting to use Postfix (version 2.6.6 on RHEL6) to connect to and send mail via a mail relay on our internal network. I want to connect with STARTTLS on port 25 (port 465 is not available on ...
  • 175
2 votes
1 answer
865 views

How to add fingerprint templates to active directory?

Is there any way to add fingerprint templates to active directory? If yes then please suggest number of possible ways.... and if there is any SDK or API through which we can achieve storing ...
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42 votes
4 answers
91k views

Fingerprint of PEM ssh key

I have a PEM file which I add to a running ssh-agent: $ file query.pem query.pem: PEM RSA private key $ ssh-add ./query.pem Identity added: ./query.pem (./query.pem) $ ssh-add -l | grep query 2048 ...
  • 1,291
0 votes
1 answer
40 views

Linux / Ubuntu fingerprinting command/method(s) to identify system wide differences in hardware / packages / configurations between 2 environments

I have 2 separate environments, and some strange behaviour occurring in one environment that is not in the other. Specifically the error is related to the PHP: Fatal error: Nesting level too deep - ...
  • 827
58 votes
7 answers
119k views

How to change a SSH host key?

I cloned a server and so they've the same RSA key fingerprint. It seems to be defined in /etc/ssh/ssh_host_rsa_key.pub. What is the correct way to change that? Thanks.
2 votes
2 answers
2k views

Different ssh fingerprints on server. (MITM attack?)

When I try to ssh to my server in Germany from my UK laptop I get: IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY! Someone could be eavesdropping on you right now (man-in-the-middle attack)! It ...
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1 vote
1 answer
3k views

How to obtain the DSA fingerprint from a hosting server

this is not a duplicate of Get SSH fingerprint from remote server securely? My question is what are the ways to obtain the public-key fingerprint of a remote server. I have a shared hosting account ...
36 votes
8 answers
20k views

SSH into a box with a frequently changed IP

I have some cloud boxes that change their IP frequently. I ssh using the hostname but have to edit the known_hosts file every time the server launches because of this error message: @@@@@@@@@@@@@@@@@...
0 votes
3 answers
5k views

Determine if the "yes" is necessary when doing an SCP

I'm writing a Groovy script to do an SCP. Note that I haven't ran it yet, because the rest of it isn't finished. Now, if you're doing an scp for the first time, have to authenticate the fingerprint. ...
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