1
vote
2answers
183 views

Cannot convert ssh.com key to ppk format using Puttygen

I am having issues converting a private key from ssh.com format to putty format. Upon importing of the private key, I am met with the following error. Couldn't load private key (key does not begin ...
1
vote
1answer
39 views

GPG fails to retrieve passphrase

When trying to do gpg (version 1) keygen on archlinux I get the following errors after details (other than passphrase) have been entered: You need a Passphrase to protect your secret key. pinentry: ...
0
votes
2answers
31 views

SSH Encryption - AES-128?

I have a requirement for a minimum of AES-128 for SSH on my server. When I run ssh -v I get: debug1: match: OpenSSH_5.3 pat OpenSSH* debug1: Local version string SSH-2.0-OpenSSH_5.9p1 ...
1
vote
3answers
63 views

Trucrypt and remote access - how to?

I have encrypted whole system partition drive via truecrypt but now I can't remote access my computer. I need to be physically be in front of computer, to enter password. Is there possible to enter ...
4
votes
1answer
351 views

SSH-client on windows that supports ECDSA

I'm looking for a ssh-client on windows that supports ecdsa. There is a whish for putty, but no support yet. Winscp is waiting for putty to implement it. It seems to me that there is no client that ...
1
vote
3answers
471 views

Why can't SSH tunneling be used for SIP VOIP encryption?

On http://www.voip-info.org/wiki/index.php?page_id=2716 it says "Note that SSH tunneling is not a viable method for VoIP media path encryption." Why can't SSH tunneling (as opposed to a VPN) be used ...
2
votes
1answer
3k views

SSHD HMAC Configuration

I have read and understand the posting from here, Secure Configuration of Ciphers/MACs/Kex available in SSH. However, I would like to know what the /etc/sshd_config configuration would look like ...
0
votes
2answers
130 views

programs to push files to remote computer

Objective Have a folder on my desktop, drop files into this folder, this begins a transfer from my computer to a remote computer. if the transfer is interrupted the transfer should resume from that ...
1
vote
1answer
169 views

Signature Verification using OpenSSL

I have been experimenting with OpenSSL and OpenSSH and I have been unable to sign and verify using RSA key pairs. I did the following Generated key pairs: $ ssh-genkey -b 2048 -t rsa ...
2
votes
3answers
50 views

Secure network mounts?

I have a large-capacity file storage server ('Storagebox') which other systems mount to to access certain files. One of these systems ('Securebox') is 100% managed by another person and I have no ...
3
votes
0answers
217 views

How to encrypt rsync communication? (rsyncd + stunnel, vs rsync over SSH, etc)

I don't know much about the specifics of rsync, SSH, stunnel, etc, but I'm looking for a way to make rsync backups, but the transfer of data over the network must be encrypted (the credentials, and ...
0
votes
1answer
203 views

SSH rejects RSA passphrase for keys created with GPG/Enigmail [duplicate]

Last year I created an 4096 bit RSA key pair with GPG / Enigmail in Thunderbird. Enigmail lists me a primary key used to sign and authenticate e-mails, and a subkey used to encrypt e-mails. I exported ...
2
votes
2answers
108 views

Is it possible to decrypt remote files with key stored in pageant(local)

I connect from my windows desktop to linux(centos) vps using pytty, authenticating with key stored in pageant. Now I would like to store passwords in encrypted file and use them in scripts, but ...
0
votes
2answers
103 views

If I scp a file through an intermediate server, is the file stored temporarily on the server?

For the sake of simplicity (I find it easier to remember names than arbitrary letters), I will dispense with letters and use names to refer to the machines in this scenario. Say I have two machines, ...
0
votes
1answer
236 views

Reverse SSH Tunnel Connection

If I issue a command to set up a reverse shell: grebwerd@bt:~$ ssh goldberd@whatever -R 10000:localhost:22. I was wondering, when I issue this command, it connects me to grebwerd@whatever, what ...
6
votes
2answers
2k views

SSH Tunnel doesn't work in China

Last year I was working in China for a few months. I never bothered setting up a real VPN, but just created a SSH tunnel, and changed my browsers proxy settings to connect through it. Everything ...
0
votes
1answer
76 views

Can I use an ssh tunnel to secure an otherwise insecure connection?

Is there a way to set up an ssh tunnel, then connect an arbitrary program (say, an IRC client) to the port on localhost and get an effectively secure connection to a server? How would I go about doing ...
10
votes
2answers
29k views

SSH: The authenticity of host <host> can't be established

What does this message mean? Is this a potential problem? Is the channel not secure? Or is this simply a default message that is always displayed when connecting to a new server? I am used to ...
0
votes
2answers
189 views

Encrypt internet traffic with ssh

Purpose: I want to encrypt my browsing. According to this lifehacker article it can be done by setting up OpenSSH on Windows with Cygwin. What I don't understand is: If I install the server on my ...
7
votes
2answers
2k views

Using ssh key pair to encrypt files

Is it possible to encrypt a text file using a ssh key pair using gnupg? Where I work we already have our pair created and will be very useful to use these keys to send encrypted files. Thanks!
21
votes
4answers
13k views

How does SSH encryption work?

I've read about generating 2 keys (private and public) on client host and copying the public key to the server host. As I understand it, (correct me if i'm wrong): The server encrypts data with the ...
1
vote
1answer
305 views

What is the purpose of passphrase when I generate public and private keys using ssh-keygen?

What is the purpose of passphrase when I generate public and private keys using ssh-keygen? I'm fairly new to all the SSH business. I have some basic idea about that using SSH public and private keys ...
2
votes
2answers
2k views

How is SSH/scp/rsync encrypted?

And, just making sure I have this right, if I copy a file from a server with this command: $ rsync mvmacd@ssh.mysite.com:~/credit_card_numbers.txt ./ [Not that I actually have that file on my ...
4
votes
1answer
152 views

When I encrypt a message with my public key, can I read it with the same public key?

On a process that is using asymmetric encryption(such as ssh), when I want to send a message to someone using my public key, can I decrypt and read this message with my public key (the same that I ...
4
votes
2answers
200 views

Understanding encryption Keys

I'm really embarrassed to ask this question but its the fact that I don't know anything about encryption. I always avoided it. I don't understand the concept of encryption keys (public key, private ...
1
vote
2answers
703 views

How is non-HTTP traffic handled while running Firefox through an SSH tunnel?

I have configured Firefox to run through an SSH tunnel via SOCKS5 so that all HTTP traffic is encrypted. What happens if I am watching a video streaming over RTMP or opening an FTP site? Is this ...