04-17-2012
Hi,
make sure to have an encrypted backup of private/public keypair; there are a lot of tools you may use (i.e. gpg, truecrypt, etc...).
see ya
fra
9 More Discussions You Might Find Interesting
1. Programming
Hi all,
I have written a Java program to generate RSA public and private keys. I am writing the keys to a file and reading from it when required to encryption or decryption. I want to protect the private key file using a passphrase. Can anyone tell me how to do it? :(
Thanks. (2 Replies)
Discussion started by: Treasa
2 Replies
2. UNIX for Dummies Questions & Answers
Hi everyone,
I have a quick/newb question:
I know that a public key is used to encrypt data and a private key is used to decrypt data but who keeps the public/private keys??
Does the Web Server hold both?
Does the Web Server have the public key and does the client have the private key? ... (3 Replies)
Discussion started by: tical00
3 Replies
3. Shell Programming and Scripting
I wish to generate a id_dsa.pub and id_dsa (Public and Private Key) in a common user group. I have checked the .ssh directory and i have already found id_dsa.pub and id_dsa existing.
Is that OK if i create both the keys in my home direcotry, rename it to jjj.pub and jjj and move to Common user... (1 Reply)
Discussion started by: vasuarjula
1 Replies
4. Solaris
I would like to ask if you have a procedure on how to upload multiple private key for multiple users in solaris? I was only able to add one but when I tried to add several key, it fails.
example:
a. user1: user1.ppk
b. user2: user2.ppk
Each with different password on the server. Pls advise (6 Replies)
Discussion started by: lhareigh890
6 Replies
5. UNIX for Dummies Questions & Answers
Hi everyone!
I know you can extract public keys from a keystore using the keytool command.
But what is the process to extract a private key from a jks keystore and import into another jks keystore using keytool?
Any guidance would be greatly appreciated! I can't seem to find anything, I do... (0 Replies)
Discussion started by: Keepcase
0 Replies
6. Red Hat
Hello,
Need a suggestion to setup private key passwordless authentication. I am not sure this can done or not :wall:
here is the sincerio
I have two servers, sever1 with a user "user1" and servera with usera
here dataflow: usera from servera, will pull/push files to server1 on user1... (2 Replies)
Discussion started by: bobby320
2 Replies
7. Shell Programming and Scripting
I have two types of files
pubring.pkr
secring.skr
secring.skr is encrypted and not able to read.
How can i read secring.skr in text format after decrypting ?
is there any way of decrypting this file?
Unix HP - UX Version. (4 Replies)
Discussion started by: airesh
4 Replies
8. OS X (Apple)
Before you get the wrong idea, I am not looking for how to generate one. I have a key from a server admin but I can't figure out how to use it in OS X.
I have the key, the address and everything I should need but there doesn't seem to be a step by step on how to install the key and use it in... (4 Replies)
Discussion started by: kylebellamy
4 Replies
9. UNIX for Advanced & Expert Users
Hi,
we have private and public key, encrypt file using public and want to decrypt using private key. can you please advise below commands are correct or other remedy if unix have?
encrypt -a arcfour -k publickey.asc -i TESTFILE.csv -o TESTFILE00.csv
decrypt -a arcfour -k privatekey.asc... (2 Replies)
Discussion started by: rizwan.shaukat
2 Replies
LEARN ABOUT DEBIAN
libssh2_userauth_publickey_fromfile_ex
libssh2_userauth_publickey_fromfile(3) libssh2 manual libssh2_userauth_publickey_fromfile(3)
NAME
libssh2_userauth_publickey_fromfile - authenticate a session with a public key, read from a file
SYNOPSIS
#include <libssh2.h>
int libssh2_userauth_publickey_fromfile_ex(LIBSSH2_SESSION *session,
const char *username,
const char *publickey,
const char *privatekey,
const char *passphrase);
DESCRIPTION
session - Session instance as returned by libssh2_session_init_ex(3)
username - Remote user name to authenticate as.
username_len - Length of username.
publickey - Path and name of public key file. (e.g. /etc/ssh/hostkey.pub)
privatekey - Path and name of private key file. (e.g. /etc/ssh/hostkey)
passphrase - Passphrase to use when decoding private key file.
Attempt public key authentication using a PEM encoded private key file stored on disk
RETURN VALUE
Return 0 on success or negative on failure. It returns LIBSSH2_ERROR_EAGAIN when it would otherwise block. While LIBSSH2_ERROR_EAGAIN is a
negative number, it isn't really a failure per se.
ERRORS
LIBSSH2_ERROR_ALLOC - An internal memory allocation call failed.
LIBSSH2_ERROR_SOCKET_SEND - Unable to send data on socket.
LIBSSH2_ERROR_SOCKET_TIMEOUT -
LIBSSH2_ERROR_PUBLICKEY_UNVERIFIED - The username/public key combination was invalid.
LIBSSH2_ERROR_AUTHENTICATION_FAILED - Authentication using the supplied public key was not accepted.
SEE ALSO
libssh2_session_init_ex(3)
libssh2 0.15 1 Jun 2007 libssh2_userauth_publickey_fromfile(3)