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Questions tagged [ftps]

FTPS or "File Transfer Protocol secure" is a protocol used to transfer data such as files over an encrypted and secure link.

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How do I obtain a trusted, signed, client certificate for use with an FTPS site in IIS and tied to a Windows user?

I've been asked by a third party to setup an FTPS site for them to connect to. I am doing this on IIS 10. It is required that the third-party client uses a client certificate which is tied to the FTP ...
readyStateFail's user avatar
0 votes
0 answers
85 views

FTP over SSL, FTPS TLS not working - Rejecting data connection - Only is allowed

< 2024-02-08 10:31:19.445 Read 16 bytes < 2024-02-08 10:31:19.459 200 'TYPE' OK. < 2024-02-08 10:31:19.459 PASV . 2024-02-08 10:31:19.554 TLS connect: SSL negotiation finished successfully . ...
Shanthi's user avatar
  • 101
1 vote
0 answers
5k views

curl: (35) error:0A00010B:SSL routines::wrong version number

I am using curl 7.85.0 under Windows 10 x64 and try to connect to a FTPS Filezilla server 1.5.1 using TLS V1.3 in passive mode. The server listen on port 635 on another Win10 computer. The command ...
fpiette's user avatar
  • 176
0 votes
1 answer
645 views

How to have `lftp` compare directories and only sync changed files?

The entirety of my question is summed up in the title. If there isn't a way to do this, what FTPS-compatible alternative would allow it? I'm running Debian GNU/Linux 11 (Bullseye) Stable.
GPWR's user avatar
  • 511
0 votes
1 answer
2k views

FTPS: how does the client obtain the server's certificate when the client is in Implicit TLS mode?

I read this on a website about FTPS: When connecting to an FTPS server, an FTPS client will first verify the trustworthiness of the server’s certificate. When an FTP client is configured to use FTPS ...
Tim's user avatar
  • 861
1 vote
1 answer
343 views

Getting ECONNREFUSED after certificate prompt when connecting to Pure-FTPd via TLS, plain FTP works

I have setup a new FTP server using Pure-FTPd and Ubuntu 20.04. I can connect to my server without a problem when I'm not activating TLS. First I created a self-signed certificate with the following ...
Manuel's user avatar
  • 13
1 vote
2 answers
498 views

How Can I Stop Virgin Media Hub 3.0 From Interfering with my FTPS Server

I have an FTPS server (using VSFTPD) working on a Raspberry Pi. Since I switched to a Virgin Media 3.0 hub, I have been unable to successfully connect specifically with the FTPS server. After a lot of ...
Limisios's user avatar
1 vote
0 answers
3k views

TLS 1.2 connection with lftp

I'm trying to connect to a server from my RHEL 7 server that only accepts FTPS, TLS 1.2 connections. The only client available seems to be lftp. When I try to connect, it hangs on "TLS negotiation......
Scott's user avatar
  • 11
3 votes
1 answer
3k views

File transfer with vsftpd does not work with TLS, but does work with unencrypted connection

I have an Ubuntu server at home. I access it from outside my network via NAT redirections. I use the port 3876 to connect to the FTP, and this port is redirected by the router to the IP of the ...
user avatar
-1 votes
1 answer
1k views

Cant connect to FTP after activating SSL

I use Windows 10, Laragon, Apache and Filezilla FTP server for my server. It was working when my Apache was on HTTP but when I turned it to HTTPS with this code: <Directory "C:/laragon/www/"&...
Danial Qsk's user avatar
1 vote
1 answer
2k views

Issues connecting with MoveIT Freely in Implicit mode: "Security handshake failed"

A vendor we are connecting to using MoveIT has asked us to update our connection from explicit to implicit. We use an automation tool in conjunction with MoveIT to download/upload files from them. I'...
user2073183's user avatar
0 votes
0 answers
765 views

Cannot connect to FTPS at the same machine

I need to create FTPS server for code testing purpose. I did such thing in IIS on port 990, generated a self-signed certificate and tried to connect via WinSCP at the same machine (All programs hosted ...
piotreqd's user avatar
1 vote
1 answer
322 views

Can't transfer files to/from Amazon EC2 free machine with FTPS

I have a free amazon EC2 machine. for some reason I can not transfer files using FileZilla from the EC2 machine to my local machine. I entered the machine public DNS and user name (which is ubuntu as ...
user9371654's user avatar
  • 1,237
4 votes
3 answers
7k views

trust server certificate with lftp

When connecting to a server with lftp, I have the following issue: Certificate verification: Not trusted: no issuer was found (AA:AA:AA:[...]:AA:AA) Which indicates at least that the cert ...
MayeulC's user avatar
  • 195
-1 votes
1 answer
1k views

Passive mode FTP works over WAN but not LAN

I'm using pure-ftpd 1.0.46 on Ubuntu 18.04 as the server, with TLS and certificates signed by Let's Encrypt. I have no issues connecting and transferring over WAN. I'm using passive mode, the ports ...
Kayson's user avatar
  • 199
2 votes
1 answer
2k views

How do I specify an MVS data set name when using lftp?

We have a Linux server that needs to send a file to a z/OS mainframe using FTPS. How do we specify the MVS data set name we want to create? When we try to FTP the file, it always prepends the ...
Matt's user avatar
  • 21
0 votes
0 answers
947 views

Simple Command for Cron Job that will FTPS a Text File to Remote Server

I am trying to have a text file moved routinely from our server to a remote server. The remote server requires ftps protocol and our servers IP address to be whitelisted (which I have done). The best ...
Piranha's user avatar
1 vote
1 answer
11k views

Upload file to ftps from command line

I need to upload single file to ftp on port 21. I used this: curl -T testFtpFile ftps://host -P 21 --user my_user Bu i am receiving: Failed to connect to host port 990: Connection refused How can I ...
Krzysztof Majewski's user avatar
0 votes
0 answers
746 views

Is there a (qnap-compatible) FTPS to SFTP proxy / bridge?

From an FTP server on the internet, I'd like to download a folder structure in regular intervals onto my QNAP NAS, a TS-831X. Unfortunately, the NAS backup-tools only offer FTP(s) and the server on ...
user1931751's user avatar
1 vote
0 answers
2k views

FTPS 431 Failed to setup secure session

I try to connect to a FTPS site with WinSCP but it always returns back this error: 534 Policy requires SSL. The certificate is in IIS 6.1, I use TLS\SSL Explicit encryption and passive mode in WinSCP. ...
Sándor Hatvani's user avatar
1 vote
1 answer
2k views

Illegal PORT command. - Connecting though WinSCP

When I try to connect to my ftp server through winscp, I get the "Illegal port command" error first time and it was happening when it was listing root(/) directory files. I'm not sure how to get-rid ...
Avis's user avatar
  • 111
2 votes
1 answer
5k views

FileZilla - Primary Connection and Data Connection Certificates Don't Match

One of my clients has recently started getting the above-mentioned error message in the FileZilla Client software (on Windows 7) when connecting to my FTP server (WS_FTP Server by Ipswitch). Before ...
G_Hosa_Phat's user avatar
4 votes
1 answer
2k views

FileZilla Server refusing connection - 425 error

I've looked at some other questions (for example, this one) but haven't found an answer there. Here's the issue: I'm running FileZilla Server (0.9.60) on a server on our network. We have an external ...
Matt Gutting's user avatar
2 votes
0 answers
2k views

how can I map a network location in Windows 10 to an FTPS location?

Add Network Location, Map FTP Drive in Windows 10/8/7 works with ftp:// prefix but fails with ftps:// prefix under Windows 10. my hosting provider 1&1 offers FTPS but it seems I can not use FTPS ...
gerryLowry's user avatar
0 votes
1 answer
1k views

Netbeans fails FTP upload when encryption is enabled

I recently switched to a new web host, and they offer FTP instead of SFTP. No problem, my regular client (WinSCP) handles this flawlessly, including with (explicit) encryption. However, when I ...
user1111929's user avatar
1 vote
1 answer
6k views

FTP server cannot complete SSL handshake (VSFTPD)

I'm trying to set up an internet-accessible FTP server with encryption, using VSFTPD as the server program, on Fedora 25. Despite seemingly setting everything up correctly, I can never connect to the ...
mr_johnson22's user avatar
5 votes
1 answer
5k views

How does an FTP client set file permissions on server?

I'm currently having to use a very limited FTP client/adapter to upload some files to a remote server. I say limited, because the resulting files end up on the remote server with permissions 000 and ...
Scott Oliver's user avatar
4 votes
1 answer
877 views

Can't connect to new FTP server

I know there are lots of post out there on this but I feel like I've tried everything. I've worked with my IT staff and we're all stumped. So here is all of the possibly useful information I can think ...
Supergibbs's user avatar
2 votes
0 answers
57 views

FTPS altered port

I had configured FTPS service on windows machine. It is working absolutely fine. User can access the site from browser using address ftps://IP_Address:990 by first acknowledging the site certificate. ...
SHW's user avatar
  • 297
1 vote
1 answer
3k views

Connect to FTP over SSL/TLS with Thunar

I have a Windows server (Windows Server 2012 R2) running IIS 8.0 FTP and it requires SSL (using a self-signed certificate). I am able to connect and pull/push using lftp, however, I can't find a way ...
arielnmz's user avatar
  • 3,336
1 vote
0 answers
296 views

Running two FTP sites both with SSL on the same server?

I have built an internal ftp server on our network and am having it be accessed from the outside. The server is running 2012 R2 and has IIS 8.5. When I set up the sites I have the data channel open ...
Khogan737's user avatar
0 votes
1 answer
168 views

How to FTPS upload file instead "save" in Windows application

Is there a way how to upload files from Windows applications directly to an FTPS server? I use Photoshop and I would like to FTPS upload jpeg file to my hosting FTPS server instead of "save" to local ...
swisst's user avatar
  • 13
1 vote
2 answers
202 views

FTPS performance with small XML files but very high volume

Our company is building a b2b integration with another party that requires them to deliver to us a large number ~100,000 XML files about 10-15 KB each over the course of a three hour window everyday. ...
Donz's user avatar
  • 13
2 votes
2 answers
3k views

Where is the encryption "password" for auto-encrypted WS_FTP SSH private SSH keys?

I'm using WS_FTP to Automatically transfer files between my system and a large bank over FTPS. When I browse to C:\Documents and Settings\Username\Application Data\Ipswitch\WS_FTP\SSH\ClientKeyStore ...
makerofthings7's user avatar
1 vote
1 answer
8k views

cURL "response reading failed" in FTPS file transfer

I am trying to download a directory and it's files using cURL via FTPS. The following command gets me very close - I successfully logged in and set the clear command channel, but then it fails with ...
user35581's user avatar
  • 141
0 votes
0 answers
101 views

FTPS certificate email address has different domain than the Organization name

Wondering if this should be of any concern. We received a FTPS ip which is SSL enabled. (This is not SFTP). Filezilla - the FTP client shows a certificate where the organization name say 'XYZ Inc' and ...
bhantol's user avatar
  • 101
1 vote
0 answers
981 views

NAT - FTPS (Error : Failed to retrieve directory list)

I have setup ftp server (Ubuntu 13.04 / Picuntu 4.4) using vsftpd. The plain FTP works perfectly fine. In order to secure the connection, I added ssl encryption. The server accepts the login ...
Mubeen Shahid's user avatar
0 votes
1 answer
1k views

File operations on FTPS server with cURL

I need to perform some file transfer operations on some remote FTPS server that uses certificate authentication from a Windows 2008 scripting environment, so that's why I'm stuck with cURL pretty much....
anarchist's user avatar
  • 101
50 votes
3 answers
49k views

FTPS versus SFTP versus SCP

I would like to know exactly what the difference is between the following protocols: FTPS, SFTP, and SCP. For instance Unix has an scp tool, FileZilla offers FTP and SFTP, whereas JetBrains PhpStorm ...
John Sonderson's user avatar
11 votes
5 answers
28k views

Save certificate to use with lftp

How can I save a certificate for use with lftp? The certificate in question is not accepted by lftp when downloaded from the server. I tried openssl s_client -connect {HOSTNAME}:21 -showcerts ...
Greg C's user avatar
  • 316
0 votes
1 answer
10k views

Is there an ftp command on linux that works with ftps

Have been trying for 2 hours with lftp commands and any combinations/variations of them but won't connect. lftp :~> user usr pwd; lftp usr@:~> set ftp:ssl-force true; lftp usr@:~> set ftp:...
HMR's user avatar
  • 103
4 votes
3 answers
60k views

How do I connect to a ftp/sftp site?

I need to provide an url to a third party company so that they can log in and download the file. The problem is that I don't know the url for my ftp/sftp site due to my very limited knowledge in ftp. ...
Superman Coding's user avatar
31 votes
6 answers
243k views

Simple command to connect to FTPS server on Linux command line

I have an FTP and FTPS server where I can connect to easily with FileZilla. I'm looking for a linux CLI method. I thought lftp does it, but it seems weird. Is there another way? Here is the method I ...
user240137's user avatar
0 votes
1 answer
2k views

FTPS - Can't Open Data Connection over WAN

Here is my setup, 1 Windows 2008 R2 Standard Box /w G6 FTP Server installed G6 is configured to use explicit SSL connections only (TCP:990) 1 WatchGaurd Firebox Firewall (between server and internal ...
Richie086's user avatar
  • 5,221
0 votes
1 answer
3k views

FTPS client certificate authentication

I'm installing FTPS server on debian with certificate-based authentication. I've set up ProFTPd and configured it to use TLS and a certificate (for testing purposed I use a self-signed one). Now I'd ...
mrzasa's user avatar
  • 785
6 votes
1 answer
52k views

Unable to connect to FTP server using Filezilla with router in-between

While connecting to my web server using filezilla, i am getting this error: Status: Resolving address of ftp.mysite.org.in Status: Connecting to 199.199.199.18:21... Status: Connection established, ...
haywire's user avatar
  • 294
1 vote
1 answer
1k views

Using FTPS on Linux client hitting a Windows server

If the firewall is open for port 990 why would FTPS fail to return the contents of a file? The query goes out to the server with no errors logged. Get creates the file on the client side but the ...
Dan's user avatar
  • 11
3 votes
1 answer
6k views

Which port must I unblock in firewall for FTPS using WinScp to evade Timeout?

I'm suing FTPS in WinScp for sending data to my Synology diskstation. When I'm doing it inside a private network using port 21 for connection everything works fine. But when I'm trying the same thing ...
Tim's user avatar
  • 1,080
1 vote
2 answers
782 views

A secure transfer method for large XML file

I have to put in place a transfer system to receive XML file of more that 1 Go. This system have to be very secure. I was about to take SFTP but it's not IIS compatible and some of the senders will ...
Jarzon's user avatar
  • 121
1 vote
2 answers
609 views

FTP Scripting Capabilities

I am looking for an FTP client that will allow me to do the following Include a GUI for setting up a number of FTP connections Support FTPS Run unattended on Windows Server 2008 Retry failed ...
lmg's user avatar
  • 21