The SSH File Transfer Protocol, (sometimes called Secure File Transfer Protocol, Secure FTP), or SFTP, is a network protocol that provides file access, file transfer, and file management functionality over any reliable data stream.

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19 views

Is it secure to do “chroot” SFTP directory without actually setting owner to be root?

I don't know if this sounds wrong, but I have a use case where I need to run a cron job and rsync the data into the SFTP file directory. Typically SFTP set up on the Internet would suggest to set the ...
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2answers
52 views

Block chmod over SFTP

Is it possible to block chmod over SFTP without patching the SSH daemon? I read somewhere that you can do this via ACLs although I am not quite sure how that is supposed to work.
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1answer
72 views

how to customize google compute engine sftp path?

I have configured sftp for my google compute engine VM instance by key method. I had generated a private and public key by Puttykey generator tool. Then i add that public key to my vm instance path /...
0
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1answer
53 views

SFTP for Customers [closed]

We would like to setup SFTP on windows server 2003 in such a way that all our customers (approx. 15 users) can have their own download/upload shares (without creating users in windows domain). We must ...
2
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1answer
250 views

Blacklisting and whitelisting SFTP requests

I see that the sftp-server and internal-sftp support blacklisted and whitelisted protocol requests, however, I don't understand what exactly can be passed to those arguments.
7
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1answer
660 views

Why is FileZilla so much faster than PSFTP?

I'm using FileZilla 3.10.3 and PSFTP 0.63 (PuTTY). Can anyone help me figure out why the throughput I get is so drastically different between the two clients? It can't just be a shortcoming of the ...
1
vote
1answer
101 views

Adding address to known_hosts command line

I am having trouble adding an IP to known_hosts from command line. I have a mysql backup script that is supposed to upload files to an other server using sftp. The script works fine, but you have to ...
2
votes
1answer
3k views

A proper way to create a chrooted SSH on CentOS 7 [closed]

There are a lot of tutorials of how to create a chrooted SFTP, but I would like to use SSH, because it is much faster to simply wget, unzip, mysql and mysqldump than tossing around the FTP and ...
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0answers
141 views

SSH stalled after a while

I am executing some commands over SSH from a linux client (centos 7) toward a server (wind river linux) and for a reason it always stopped ( not completed ). If i executed a command that take short ...
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1answer
3k views

Server unexpectedly closed network connection (sftp + putty) [closed]

I am running CloudLinux 6.6 with Cpanel/WHM. We had disabled default port 22, but a client required it, so ever since I switched back to port 22, we have experienced "Server unexpectedly closed ...
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0answers
2k views

Server unexpectedly closed network connection [closed]

I have Godaddy Shared Linux Hosting. I have enabled SSH. When I try to connect with SFTP or SSH, I frequently get this error: Server unexpectedly closed network connection If I keep retrying, I ...
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2answers
2k views

Polling FTPS/SFTP Server with Windows Server 2012

Is it possible to securely routinely poll an external FTPS (or SFTP) server and copy/move the files locally using standard Windows Server 2012 functionality? I imagine the use of scheduler to do the ...
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1answer
2k views

How to solve TLS error in Filezilla FTP client? [closed]

When i try to connect a site files by Filezilla FTP client, i get the following error Status: Connecting to 91.109.7.88:21... Status: Connection established, initializing TLS... Error: ...
2
votes
2answers
1k views

Why is FileZilla SFTP file transfer max capped at 1.3MiB/sec instead of saturating available bandwidth? rsync and WinSCP are even slower

I'm downloading from a server and downloads are maxing out at 1.3MiB/second with FileZilla but I can start concurrent downloads and they will download at 1.3MiB/second also. So why can't I download ...
0
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0answers
303 views

Banned from SSH Centos server but can't find where

For some reason my ip address is banned from using ssh or sftp. I have no problem connecting to the server using an other ip nor i have problems reaching all other services (like http, teamspeak) with ...
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0answers
139 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 ...
0
votes
1answer
796 views

sftp: get file by mtime

Objective: Connect to sftp server with very simple script using -b option, cd to directory and get file with the latest modified time or created time. I can connect and download *.csv but that may ...
0
votes
1answer
411 views

SSH - ChrootDirectory not working

I am trying to chroot a "test" user (group sftp) to /home/test. I've added the following lines at the end of my sshd_config: Subsystem sftp internal-sftp Match User test ChrootDirectory /home/...
2
votes
0answers
95 views

SFTP logging configuration fails with an error (OpenSSH 5.1)

Adding following line to sshd_config Subsystem sftp /usr/libexec/openssh/sftp-server -f LOCAL5 -l INFO When i start sshd service it fails with error "garbage at the end of line : -f" My openssh ...
0
votes
1answer
26 views

Not able to restrict the user to particular directory in unix

Below are the steps I performed: I created group sftponly. Added one user named sftpusers to that group. Added Subsystem sftp internal-sftp to file /etc/ssh/sshd_config Added this line to the file ...
2
votes
1answer
441 views

Set Initial Remote Working Directory in SFTP

I am running Amazon Linux AMI (Red Hat derivative), and am creating a new SFTP server using OpenSSH. I would like for the SFTP user to be restricted to a directory, and to be able to write to the ...
1
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2answers
1k views

/etc/init.d/ssh restart does not reload the configuration

I've added a chroot configuration to my /etc/ssh/sshd_config. I reload the configuration file using /etc/init.d/ssh reload, then try to connect using an SFTP client, but nothing changes, the user is ...
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votes
2answers
646 views

Chroot user to an existing folder witch parent owner isn´t root [closed]

We have moodle installed on our company and due to big SCORM packages + slow conection + proxy, I usually upload them with SFTP with my root user. Now, I want to give users a way to upload files by ...
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0answers
257 views

SFTP chroot jail not working

Trying to follow this tutorial but for Arch Linux. /etc/ssh/sshd_config: # override default of no subsystems #Subsystem sftp /usr/lib/ssh/sftp-server Subsystem sftp internal-sftp ...
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votes
3answers
2k views

Copying over SSH via Putty tools is slower than via WinSCP

Uploading from my Windows PC (1) to my Ubuntu machine (2) in another city using PuTTY tools is slow. I tested this over OpenVPN tunnel and via port forwarding to (2). It turns out that using rsync (...
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votes
1answer
578 views

admin panel on port 2030 in CWP is not opening [closed]

I have dedicated server with centos and proxmox ve. Also made virtual machine with centos 6 and centos webpanel in proxmox. From last four month I'm using this and everything is working properly mean ...
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votes
1answer
71 views

SFTP and SSH Logins [duplicate]

I've been doing my research and found some clues as to where I should be looking, but just can't quite get it perfect. I'm trying to create a new user, and allow them to have access to SFTP for file ...
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0answers
116 views

can' t access ec2 instance for additional user with sftp or ssh - key refused

I keep getting server refused our key error with putty/public key rejected error in filezilla when trying to access my ec2instance with a new user. Access works fine for both ssh and sftp with the ...
-1
votes
1answer
70 views

Syncronize new / modified files trought SFTP on Linux [closed]

I only have a SFTP access on my NAS, on Lacie OS 3.X, (so exit rsync) and i want to backup it from a remote debian server. The problem is that the NAS is 4TB and it can take a lot of time if i ...
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vote
0answers
707 views

CentOS 6.5 ssh ChrootDirectory not working

I have been trying to configure my CentOS 6.5 minimal 64 bit machine to allow SFTP users to connect and get jailed to specific folders. I can sftp in using the unix commmand: "sftp user@localhost" and ...
4
votes
2answers
7k views

How can I set up an SFTP server backed by S3 (or similar)

I need to set up an SFTP server that, essentially, has very large capacity. I need to give one of our partners SFTP login details to a server where they will upload millions of files, totalling a few ...
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votes
1answer
403 views

proftpd: mod_sftp connection timeout

I'm using an SFTP Server based on proftpd's mod_sftp. The only problem is, that I haven't found a way to keep idle connections for longer then a few minutes. Our users request idle times for up to a ...
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vote
2answers
626 views

proftpd ssh key-based authentication not working

I've setup a new proftpd server with mod_sftp for SSH support, that I'm able to login to when I use a password. But when I try to use my SSH key, I'm unable to connect. Here's the full proftpd.conf ...
1
vote
1answer
205 views

sFTP users permissions to overwrite/edit over root owned files

This is related to Give SFTP users and Apache write permissions on same folders So, I am using ACLs to give write permissions over /var/www. It works perfectly when developer login users upload new ...
1
vote
2answers
4k views

Creating FTP user to access a specific directory with SFTP in Linux Ubuntu Server 14.04 LTS

I'm creating an FTP user on Linux Ubuntu Server 14.04 LTS, but when I try to log in via FileZilla with SFTP I get the following error: Received unexpected end-of-file from SFTP server If I try to ...
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0answers
60 views

ForceCommand vs Subsystem

Is there any particula reason why I should use ForceCommand internal-sftp instead of Subsystem sftp iternal-sftp and disabling the shell?
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votes
1answer
51 views

Install SSH key in UNIX server

I'm trying to connect to a UNIX server from a Windows server, through PSFTP. I am using this command in CMD: psftp.exe -i %userprofile%\.ssh\certificate.ppk username@unixserver The problem is that ...
0
votes
1answer
148 views

SFTP and syslog-ng custom logging format

I have modified sshd_config and syslog-ng configs to log sftp connections into separate files. Now I would like to create custom logging like: [date] [source_ip] has downloaded the [filename] [size] ...
0
votes
1answer
838 views

How To restrict ftp user in /var/www/html folder only not to others directory

Hope you all are doing fine. Team I want to strict ftp user only for /var/www/html directory not to other's. Please share your valuable suggestion for that. I have checked lots of Blogs, Forums etc ...
2
votes
3answers
814 views

Duplicity error: BackendException: ssh connection to SERVER_IP:22 failed: Unknown server SERVER_IP

I'm trying to setup a backup system with Duplicity. I have a server that I want to backup to another SFTP server. If I try to connect via sftp it works fine: root@SERVER:~# sftp user@SFTP_IP ...
0
votes
1answer
3k views

SFTP Error: open for write: permission denied

I have created a user and a group only for SFTP and when I try to transfer a file with Filezilla in /var/www I have this error: Open for write: permission denied I have configured sshd_config like ...
1
vote
0answers
321 views

permission denied using a public key with Copssh on a windows 2003 server

I've a Windows 2003 SP2 server with CopSSH version 1.1.0.1 installed. I've a user set up for SFTP who is able to transfer files from two servers. I am trying to add the public keys he provided me so ...
1
vote
1answer
14k views

SFTP Error - Couldn't read packet: Connection reset by peer

I try to configure SFTP on Centos 7, on my first server it works perfectly, but on my second server when I try to connect me with : sftp USERNAME@serveripaddress I have this error : Could not read ...
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votes
2answers
425 views

Trying to ChrootDirectory an SFTP user to their home directory

I have followed a few examples of how to do this, all of them end up with modifying sshd_config to Subsystem sftp internal-sftp Match User chubbyninja ChrootDirectory %h AllowTCPForwarding ...
1
vote
1answer
191 views

Any idea why SFTP works differently based on the client machine/network

I have an odd situation. From Computer A with PSFTP.EXE (putty sftp client) I can connect to a remote sftp server and use dir and chdir to browse around. If I try to get or put files I get a ...
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votes
1answer
65 views

SFTP - Create a hierarchy of users to control access

I would like to create two levels of users to restrict SFTP access: "parent" users, and "child" users. I need the parent users to be able to access all the directories owned by the children, but the ...
0
votes
1answer
166 views

What firewall configuration do I need for SFTP to be able to put files on a remote server

I have a situation in production where SFTP (using Putty PSFTP) is working when I connect and list files on a remote server but put and get fail with error permission denied. In my dev environment I ...
0
votes
1answer
462 views

SFTP connection issues

I just setup a new debian sftp server in order to provide access to multiple CHROOTed users. While the first account I added works just fine, the second one disconects right after authentication. ...
0
votes
1answer
252 views

Give SFTP users and Apache write permissions on same folders

I have a centos6 web server where developers also upload by connecting through SFTP. So, to give developer login write permissions, I have change /var/www user to that user. My current permissions are:...
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votes
1answer
95 views

SFTP best way to remote access multiple intranet machines except for using VPN?

I have only one public IP address, behind it are some virtual machines that I need to access using WinSCP/FileZilla from public internet. I know I can do port forwarding on the router like 10022->...