This blog is useful for you if : 1. You want to setup SFTP on Windows 2. If you want to restrict user to a directory on SFTP (using openssh)
Some background inforamtion : What is SFTP read here What is OpenSSH read here What is cygwin read here Content
Install SFTP-server, Cygwin with OpenSSH
Configure home-directory
Configure SSH-server
Start the SSH-service
Generate SSH-keys
Test login to SFTP-server
Uninstall the SSH-service
Restrict User to a directory
Install SFTP-server, Cygwin with OpenSSH
Download setup.exe from http://www.cygwin.com/ and save the file to 'c:cygwincygwin.install' (you will have to 1. create the directory).
Run setup.exe and follow instructions below:
Configure home-directory Note: This step is necessary if roaming profiles are used in Windows. 1. Start Cygwin 2. Open 'c:cygwinetcpasswd' with a text editor (Notepad for example) 3. In passwd, change home-dir from '/home' to 'C:Documents and Settings' (example below for user id: dfc0364). Change: dfc0364:unused_by.....-1851:/home/dfc0364:/bin/bash to: dfc0364:unused_by.....-1851:/cygdrive/c/Documents and Settings/dfc0364:/bin/bash 1. Close Cygwin Configure SSH-server Configure the SSH-server (sshd) in a Cygwin window: $ ssh-host-config *** Info: Generating /etc/ssh_host_key *** Info: Generating /etc/ssh_host_rsa_key *** Info: Generating /etc/ssh_host_dsa_key *** Info: Creating default /etc/ssh_config file *** Info: Creating default /etc/sshd_config file *** Info: Privilege separation is set to yes by default since OpenSSH 3.3. *** Info: However, this requires a non-privileged account called 'sshd'. *** Info: For more info on privilege separation read /usr/share/doc/openssh/README.privsep. *** Query: Should privilege separation be used? (yes/no) yes *** Info: Updating /etc/sshd_config file *** Warning: The following functions require administrator privileges! *** Query: Do you want to install sshd as a service? *** Query: (Say 'no' if it is already installed as a service) (yes/no) yes *** Info: Note that the CYGWIN variable must contain at least 'ntsec' *** Info: for sshd to be able to change user context without password. *** Query: Enter the value of CYGWIN for the daemon: [ntsec] *** Info: The sshd service has been installed under the LocalSystem *** Info: account (also known as SYSTEM). To start the service now, call *** Info: `net start sshd' or `cygrunsrv -S sshd'. Otherwise, it *** Info: will start automatically after the next reboot. *** Info: Host configuration finished. Have fun! InstallationGuideCygwinSetup - soi-toolkit - Cygwin setup for SFTP-s.. http://code.google.com/p/soi- toolkit/wiki/InstallationGuideCygwinSetup Start the SSH-service Start the SSH-server (sshd) in a Cygwin window: $ cygrunsrv --start sshd Generate SSH-keys Note: Remember your passphrase, you will have to configure it in your service components security-property-file in order to connect to your local SFTP-server. Generate the SSH-keys to use for public-key cryptography in a Cygwin window: $ ssh-keygen -t dsa Generating public/private dsa key pair. Enter file in which to save the key (/cygdrive/c/Documents and Settings/dfc0364/.ssh/id_dsa): Enter passphrase (empty for no passphrase): Enter same passphrase again: Your identification has been saved in /cygdrive/c/Documents and Settings/dfc0364/.ssh/id_dsa. Your public key has been saved in /cygdrive/c/Documents and Settings/dfc0364/.ssh/id_dsa.pub. The key fingerprint is: 07:5c:3f:f6:8e:b5:91:de:02:5c:c3:c8:3a:04:3f:aa dfc0364@dse31673 The key's randomart image is: +--[ DSA 1024]----+ . . . + o o o + * + + = + o S + o = . . . * + E . = . .
+-----------------+ dfc0364@dse31673 ~ $ cat ~/.ssh/id_dsa.pub >> ~/.ssh/authorized_keys2 Test login to SFTP-server Test to login to your local SFTP-server in a Cygwin window (example for user id: dfc0364): $ sftp dfc0364@localhost Connecting to localhost.. Enter passphrase for key '/cygdrive/c/Documents and Settings/dfc0364/.ssh/id_dsa': sftp> exit Uninstall the SSH-service If you want to uninstall the SSH-service, open up Cygwin and execute commands: cygrunsrv --stop sshd cygrunsrv --remove sshd Restrict User to a directory Open etc folder in your cygwin installation. Two file need a edit to to implement chroot jail for user. 1. sshd_config 2. passwd in sshd_config change below conigurtions # override default of no subsystems Subsystem sftp internal-sftp ChrootDirectory /cygdrive/d/inetpub/ftproot # Example of overriding settings on a per-user basis Match User administrators X11Forwarding no AllowTcpForwarding no ForceCommand internal-sftp in passwd file manually edit root user to change the group id (usually 544) to 0 for example as below : SvcCOPSSH:unused_by_nt/2000/xp:0:545:U-WINDOWS-AU90FH5SvcCOPSSH,S-1-5-21-2943273595-299576109-709065550-1031:/var/:/bin/false Restart OPENSSH service and Enjoy !
Unable to connect to SSH after generated public key and private key. Ask Question. However I'm able to connect by skipping the public key authentication via 'ssh localhost -o PubkeyAuthentication=no'. Browse other questions tagged ssh cygwin openssh or ask your own question. We need to generate some public-private keys. Note that in our case we need PK keys for passwordless authentication, so we didn't password protect rsa private key in the example that follows. Ssh-keygen -t rsa Generating public/private rsa key pair. Before you can access IBM Order Management servers or environments, you must generate a pair of public and private keys for SSH logon and provide IBM the public key. You can use the Cygwin key generator utility to create the public and private keys for SSH logon that you need for accessing IBM Order Management environment servers and applications.
Generating a new SSH key. Open Terminal Terminal Git Bash. Gta iv episodes from liberty city serial key generator. Paste the text below, substituting in your GitHub email address. $ ssh-keygen -t rsa -b 4096 -C 'youremail@example.com' This creates a new ssh key, using the provided email as a label. Generating public/private rsa key pair. SSH Keys With PuTTY and Cygwin for Windows. I’ll delve into how I’ve set up my computer to use public/private SSH key pairings for accessing different environments. I prefer the more secure approach of generating specific pairings for Github, Gitlab, and any client-specific instances.
Generate Ssh Key Github
The.pub file is your public key, and the other file is the corresponding private key. If you don’t have these files (or you don’t even have a.ssh directory), you can create them by running a program called ssh-keygen, which is provided with the SSH package on Linux/macOS systems. Ensure that you generated your SSH key pair correctly and added the public SSH key to your GitLab profile; Try manually registering your private SSH key using ssh-agent as documented earlier in this document; Try to debug the connection by running ssh -Tv git@example.com (replacing example.com with your GitLab domain).