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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Moving a 13 gig file over sFTP (md5sum fails)

Each time I download a big file over sftp, the md5sum on the source machine doesn't match the md5sum I do on the destination machine. I have a 13gig file on an Ubuntu 12.04 machine with ...
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2answers
622 views

nginx clobbering sftp traffic during peak times - is tc the answer?

This is probably a continuation of my previous (unanswered) question because the underlying cause is probably the same. I have a Linux server with nginx and sshd running on it. It's on a shared ...
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1answer
163 views

Chroot / sFtp / Ftps Problems

regular debian admin, i am faced to a complex situation and i appreciate your advices... I have a server with chroot environment that is working without problems up to now : Chroot user : store ...
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2answers
406 views

Is it safe to only allow SSH access from certain IPs?

I'm currently installing CSF (http://www.configserver.com/) for my Ubuntu server and in CSf you're able to specify the ports you want everyone to be able to access, and if your IP is in the allowed ...
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1answer
147 views

Centralizing our FTP processes via an SFTP server in our DMZ

We have a number of various FTP processes, running on various internal servers, that connect with outside vendors to send or receive sensitive data files. As such, we don't have one centralized place ...
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1answer
115 views

Why does my ftp(e)s server fails like half of the time

I have this discussion at work regarding our ftp server running via vsftpd. Initially, we have opted to serve ftpes instead of sftp because this seemed the most flexible and straightforward solution ...
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3answers
3k views

how to pipe data to sftp connection?

ftp supports the put "|..." "remote-file.name" command to pipe data to an ftp connection. Is there something similar available for sftp? In sftp i get the following error: sftp ...
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1answer
3k views

Allow SFTP in iptables

I have just purchased a VPS from linode and am going through the setup guide. I have everything running (apache2, php, mysql etc) but I am being denied access via SFTP when using fileZilla to upload a ...
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2answers
121 views

Windows Tool - SFTP to Multiple Server

does anyone know of any tool available. I have around 100 servers and i'd like to transfer a single file into each of them. Is there any windows tool that does this?
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3answers
2k views

Wordpress can't find ssh public and private key pair

My server configuration is as follows: CentOS 5.8 (final) running Nginx. I am using the SSH2 feature of Wordpress's plugin installer. I have installed lib2ssh and it is working (Wordpress is ...
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1answer
189 views

Access via sftp/scp an encrypted disk

I would like to do something really paranoid but I am not sure it could be done at least easily... Let's see if I can explain properly: I have a server running debian (could be changed to any other ...
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2answers
1k views

SFTP “Could not connect to server error”

I'm having problems connecting to my server via SFTP. I can SSH in to the system perfectly fine, but for some odd reason, i'm not able to SFTP (which I used to be able to). I have cleared ALL my ...
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1answer
1k views

Managing Linux Directory Permissions & SFTP

Good morning; I have a RHEL 5.7 web server configured to allow SSH/SFTP only by specific groups. I'd like for content managers to upload content to their respective directories and have that content ...
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2answers
5k views

chrooting user causes “connection closed” message when using sftp

First off I am a linux newbie so please don't assume much knowledge. I am using CentOS 5.8 (final) and using OpenSSH version 5.8p1. I have made a user playwithbits and I am attempting to chroot them ...
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1answer
334 views

Linux SFTP and many local user accounts, limits with mount --bind?

I am in the process of building a solution to handle many developers (possibly hundreds) to work on their files via sftp, each one Jailed in their home directory. For our particular needs, we have a ...
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2answers
507 views

Ubuntu SFTP & Chrooting

I've been looking around for a few days now, playing around with configurations and following tutorials on this. I Have two groups: dev and sftp. Users within the dev group are also part of the ...
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2answers
3k views

sftp concurrent connection

I have to setup my server to receive 20-30 concurrent sftp connections from different clients using same username. I've tried to test this simulation user connections with scp. The problem is that ...
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1answer
41k views

How to add user with SFTP/ FTP access to '/var/www/html/website_abc' folder on Amazon EC2 Centos?

Possible Duplicate: Linux directory permissions I'm working with some third-party developers and I would like to grant SFTP (or FTP) access to the root folder for a website they're working ...
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2answers
1k views

How to enable LDAP auth for SFTP logins only

I currently use ActiveDirectory for authentication on my Ubuntu 10.04 servers using a tool called Centrify Express. Centrify has a custom .so file that is configured in /etc/pam.d/common-auth. I'd ...
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1answer
146 views

FTP/SFTP client that can store sessions in MSSQL

I'm looking for a FTP/SFTP client that can store all the session information in a central SQL server, so all employees always have an up-to date list of FTP sites they can connect to. I've been using ...
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1answer
2k views

Can't connect to web hosting with Filezilla - Shows Initializing TLS [closed]

I am trying to open my web hosting account using filezilla, but continuously failing to open it via Filezilla. It always gets timeout after saying Initializing TLS... My hosting provider are saying ...
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1answer
353 views

ProFTPd with sftp first login fails, seconds succeeds

We are working with ProFTPd and SFTP module enabled. We have a problem with using the sftp module. When we try to connect to server in FileZilla we need to enter the password to the server twice, ...
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2answers
865 views

sftp vs ftps, securing SSH and virtual users vsftpd

right now, i would like to encrypt data tranmission over ftp. I considered sftp and fpts. After reading the www, I concluded there is a general tendency to favor sftp over ftps (eg. ...
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3answers
436 views

Disable chmod in openssh-server

I'm trying to disable the ability to use the chmod command from sftp clients. I want files uploaded by users to only be set based on the umask and remove their ability to change it. It seems like ...
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1answer
171 views

set umask per user

It's possible to force any ssh type connection to have a umask of 0777 using pam. This is what I have: # /etc/pam.d/ssh sesssion required pam_umask.so umask=0777 I want to do this only for a ...
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1answer
374 views

Chroot SFTP Users

I have an Ubuntu Server, where several users log in to upload some files. Each user has a home directory, in which I 'd like to be chrooted. e.g. user1 connects with sftp to the server and is ...
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1answer
273 views

sftp uploads to multiple servers

I have multiple EC2 instances that share the same directory and files in /var/www. Now, everytime I need to upload, I need to use an sftp client, it is good maybe if I have only one server but, I ...
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2answers
3k views

sftp with anonymous user

How I can set a anonymous sftp user ? I generate the ssh keys pair, set /usr/lib/sftp-server as shell in /etc/password and share the private key (id_rsa) and with this command the users get access ...
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1answer
2k views

SSH - cannot start sftp-server when trying to force internal sftp

i'm having trouble forcing users to only be able to use sftp when connecting over ssh. I have the following lines in my /etc/ssh/sshd_config: Subsystem sftp /usr/libexec/openssh/sftp-server Match ...
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2answers
345 views

SFTP Access on CentOS Server

I have a CentOS server with a plesk control panel installed, I used to login using SFTP with the root password to manage the files. However, and all of a sudden, I am not able to access the server ...
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0answers
378 views

SSH automatically disconnects after file transfer

I'm running Ubuntu 11.04 on a machine in my house that I use for web development. I connect to it using Filezilla SFTP to transfer files from my office. When I connect and only browse, the connection ...
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4answers
8k views

Detecting upload success/failure in a scripted command-line SFTP session?

I am writing a BASH shell script to upload all the files in a directory to a remote server and then delete them. It'll run every few hours via a CRON job. My complete script is below. The basic ...
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3answers
780 views

How do I limit concurrent sftp / port forwarding logins

I have ssh set up so my users can only access sftp and port forwarding, how can I limit the number of concurrent logins on a per user basis? In my sshd_config file, I have UsePAM set to yes, and in ...
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1answer
304 views

Home folder only SFTP connection has limited access

I have configured sftp access for user using this guide: Linux shell to restrict sftp users to their home directories? I have problem though. I have taken all steps. I have chown'ed root:user the ...
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1answer
94 views

SSH: one user logs in, other don't

Some users can ssh correctly, others don't. I have an admin user, which is in wheel. I used vsftpd for allowing FTP. I created a nologin user for FTP. Call this user "ftpuser". Now I want to allow ...
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1answer
84 views

Windows secure file copy

I'd like to setup a secure file copy to some of my servers. A particular login (not Active Directory or Windows login) would have access to a starting point (e.g. c:\a\www) and then that login would ...
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2answers
505 views

SFTP server, mount bind limit

I am building an SFTP server where I have to give users access to individual dirs on different drives. I can't use symlinks because that allows them access to everything and cause navigation ...
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1answer
149 views

How to access shared folders

I have VPN tunnel between two computers and through WinSCP (or any other SFTP client) I can access shared folders. Is it possible to access them outside the SFTP client (in the OS)? I have to access ...
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1answer
614 views

Connection to linux server fails with filezilla

I am trying to connect Filezilla with my Amazon EC2 instance. I changed the settings in my security group to open port 22 SSH. Now I am connecting as follows:: File-> Site Manager > Host-- ...
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1answer
593 views

linux ubuntu 10.04 LTS x64 openssh sftp configuration

Linux server with the following software: - Ubuntu 10.04 LTS x64 - Linux kernel 2.6.38 Need the following configuration/software: - SSH through rsa key authentication - SFTP with the following ...
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5answers
138 views

Secure File Upload

I need the ability for clients to send me files. I would like them to use web services, but they are unable to do this (they want to just FTP a file over like they are used to, so this is what I have ...
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2answers
577 views

Setting up an sftp file dump site openssh or other sftpd?

Back in the old days, we could easily setup an ftp server with anonymous upload access whereas once the file was uploaded, the user couldn't see, delete, or modify the files they have uploaded. I'm ...
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1answer
2k views

Force SFTP/SCP to copy files with a remote directory's permission

I am having a problem with SFTP and SCP where files that are copied are not inheriting the permissions of the remote parent directory. I have seen similar questions on serverfault where the umask of ...
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2answers
186 views

Linode seems to require reboot before RoR code changes are displayed

I've inherited a project from a developer who I can no longer contact. It's a Ruby on Rails project hosted on Linode with SVN as the vcs. I can SFTP into the server and change files but the ...
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2answers
1k views

how to make SFTP work on Windows

What is the correct way to set up sshwindows for SSH key authentication? Does the user need to be created in Windows first or can a login be inserted into passwd without a Windows equivalent? I've ...
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4answers
402 views

SSH file transfers hang after ~700KB

OVERVIEW I'm scripting SFTP file transfers on a Windows 7 box in the field. When I transfer zip files larger than a megabyte or so, the transfer (and SSH) stops unexpectedly after about 700KB. The ...
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1answer
2k views

Can I configure VSFTPD to listen only to localhost?

I have a legacy app that needs FTP and cannot do SFTP. My solution is: put an FTP server in place using VSFTPD configure the firewall to accept port 21 connections only from localhost Set up an SSH ...
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1answer
2k views

Meaning of “SFTP subsystem requests”

The following message showed up in my logwatch: --------------------- SSHD Begin ------------------------ SFTP subsystem requests: 1 Time(s) ---------------------- SSHD End ...
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6answers
5k views

What are some secure alternatives to FTP? [closed]

This Hacker News story is all about the downsides of FTP. The only reason I might set up FTP is that it's easy. I know about and use scp already, but sometimes I want to share files with someone ...
32
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5answers
13k views

Allow SFTP but disallow SSH?

I'm starting a very little hosting company for a few friends and little clients, nothing big. I want to give my "clients" the right to manage their files on the server. I hate FTP as it is not secure ...