Questions tagged [ssl]

SSL questions refer to either the Secure Sockets Layer communications protocol or interacting with signed certificates issued by trusted signing authorities.

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Setting up letsencript with Icecast, how do I document this in my docker-compose.override.yml file?

I am trying to set up a self-signed SSL certificate, generated by certbot. I converted the certificate into a usable format, but every time I try to document this in a docker-compose.override.yml ...
alonza1221's user avatar
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0 answers
26 views

I am trying to setup a a reverse proxy with SSL and Apache2

I have installed an SSL certificate from No ip. When I try and restart Apache2, I receive this error: AH02572: Failed to configure at least one certificate and key for reverse-proxy.internal.cloudapp....
austenskinner's user avatar
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0 answers
137 views

/opt/mssql/bin/sqlservr: error while loading shared libraries: libssl.so.1.1: wrong ELF class: ELFCLASS32

I am trying to install mssql-server and when running the setup I get the following error at the end: /opt/mssql/bin/sqlservr: error while loading shared libraries: libssl.so.1.1: wrong ELF class: ...
Jamie Hutber's user avatar
-1 votes
0 answers
46 views

How do I resolve SSL issue on Ubuntu 22.04

I have an instance of Ubuntu running on AWS EC2: ubuntu-jammy-22.04-amd64-server-20231207 I have the following things inside my /var/www/html root folder: index.html folder/index.html I have created ...
ssdesign's user avatar
0 votes
1 answer
201 views

Resolving SSL/TLS Connection Issues on Ubuntu 22.04 - issues with Dell Library

I was having some issues with SSL connections. It turns out OpenSSL was using libraries provided by Dell which caused compatability issues. While trying to attach Ubuntu Pro, I encountered: user@host:~...
Daniel King's user avatar
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64 views

Transmission reverse proxy wont to find peer's

I'm new in Ubuntu! Today I put transmission-daemon behind the apache2 web server using reverse proxy, get SSL certificate to my.domain.com and have https:// access using web interface with port 9091 ...
Slavy Ivanov's user avatar
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0 answers
102 views

Dovecot - imap-login SSL_accept() failed

today i configured Postfix, Dovecot and MySQL from tutorial https://www.digitalocean.com/community/tutorials/how-to-configure-a-mail-server-using-postfix-dovecot-mysql-and-spamassassin Actual dovecot ...
cermofi's user avatar
1 vote
1 answer
223 views

Apache v2.4 is serving HTTP over port 443 aka enable https in apache2 with vhosts

I am running into this trouble on Ubuntu 20.04. It looks a lot like a number of similar ones but, after hours of attempts it turned out it is not the usual one. I used certbot --apache to add HTTPS to ...
EnzoR's user avatar
  • 1,717
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1 answer
78 views

lftp denies let's encrypt and ca-certificates when server is configured correctly

Ubuntu 20.04 I use lftp to connect to a server server2.obble.com.au. I got Error fatal: Certificate verification: Not trusted (93:3C:6D:DE:E9:5C:9C:41:A4:0F:9F:50:49:3D:82:BE:03:AD:87:BF) Reading this ...
Tankman六四's user avatar
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1 answer
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Is the process for SSL/TLS server key generation different on VMs?

For 3 of our company's servers, Bitsight is reporting that our Diffie-Hellman prime is very commonly used and is not safe. We've followed the directions here: https://weakdh.org/sysadmin.html several ...
Kevin Foster's user avatar
1 vote
1 answer
522 views

Running Certbot to add new domains to an existing installation

I just finished running Certbot instructions located at: Ubuntu Certbot Instructions Certbot automatically detected my domain and installed the certificate, everything worked perfectly. What I need to ...
user1643244's user avatar
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0 answers
110 views

Wildcard SSL Certifcate from GoDaddy issue started happening 6 hours ago

We have been using a Standard UCC SSL Certificate - 5 SANs for about 3 years now. Today 1/3 of our iPhones now display "The Connection Is Not Private" with no way to continue. I spoke with ...
WarzQ's user avatar
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3k views

curl error 60 (SSL: no alternative certificate subject name matches target host name...)

i have a curl error 60 (SSL: no alternative certificate subject name matches target host name...) I saw in a previous topic that it would be fixed in curl 7.81, but I'm running with 8.2.1... I tried ...
arnaud c's user avatar
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0 answers
102 views

Citrix Workspace App - Installation Error

While installing Citrix workspace app only version 23.9 and 23.8 I am getting this error. While installing earlier version like 23.7 It is getting install but getting SSL Error.
Sagar Bhalla's user avatar
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1 answer
79 views

How does Google Cloud Platform's Compute Engine handle https automaitcally? [closed]

I setup a UAT site for a client on Google Cloud Platform's Compute Engine with Ubuntu 23.10 and allowed HTTP and HTTPS firewall. DNS is at Cloudflare, using the free plan. <VirtualHost *:80> ...
anjanesh's user avatar
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1 answer
491 views

Certificate error trying to attach Ubuntu Pro token

I am trying to enable Ubuntu Pro (free subscription) on a virtual machine with Ubuntu 20.04.6 LTS. When I run the command sudo pro attach <My token>, I got the error message: Failed to connect ...
Emiliano's user avatar
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0 answers
42 views

Docker and Nginx - thoroughly confused at his point

I'm new to Ubuntu and Docker. I've installed Ubuntu 22.04 Workstation (basic installation) on a public virtual machine. I can access it via ssh and I have my domain pointed at the server's ip address....
ErocM's user avatar
  • 511
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0 answers
67 views

Apache2 won't restart after SSL configuration

I have an Ubuntu server that has been newly created and was working fine until I applied SSL certificates (following instructions from this site) Everything has worked perfectly until I try to restart ...
Cydonija's user avatar
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0 answers
32 views

Cloudflare SSL origin certificate not working on wordpress Ubuntu

I have installed Pem and key files in /etc/cloudflare directors and when I insert virtual block 443 in my /sites-available/000-default.conf file the apache server fails to restart successfully. I have ...
Randeep Singh's user avatar
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0 answers
47 views

Provide self-signed SSL certificate for first boot of Ubuntu Core 20 on KVM

I want to try out Ubuntu Core 20 on KVM, running on my Ubuntu 22.04.2 LTS Desktop. I am in my company network which means I need to use a self-signed SSL certificate in order to login with my app ...
ElNuevo's user avatar
-3 votes
1 answer
589 views

How to FIND ALL available ubuntu openssl versions?

Usual version mismatch problem. I need a simple terse answer to the question of how to see all available versions. sudo apt search libssl3 shows only one version. Ubuntu 23.04
mathtick's user avatar
  • 589
6 votes
2 answers
4k views

Is "apt-get remove openssl -y" VERY DANGEROUS?

Just ran this and it looks unancellable. MUCH is being cleared out. I simply want to remove and re-insall all ssl ssh apparatus. There is horrible version mismatch.
mathtick's user avatar
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7 votes
3 answers
6k views

SSL: no alternative certificate subject name matches | New release of CURL(USN-6237-1) brings suffering

Since new release of CURL https://ubuntu.com/security/notices/USN-6237-1 we experianc problem with curl command on Ubuntu: sudo apt update -y && sudo apt install --no-install-recommends -y ...
Sergei Varaksin's user avatar
0 votes
0 answers
114 views

Curl 35 error when try to install plugins

Im trying to install some plugins in wordpress on Ubuntu 22.04 vps but I get ssl errors for some plugins Downloading installation package from https://roadthemes.com/plugins/mega_main_menu.zip… ...
hous's user avatar
  • 225
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0 answers
497 views

CA Certificates on Ubuntu Pro 20.04 Image are not recognized when trying to installing tools like terraform, docker, etc on the image

For our Scale Sets, I use the Ubuntu Pro 20.04 image as our base image. On this base image I intend to install all find of software deployment tools including docker, terraform, kubernetes, helm, ...
Petria3s's user avatar
0 votes
0 answers
285 views

Ubuntu 22.04 Reverse_poxy error:0A00010B:SSL routines::wrong version number

1. The problem I'm having: Hi people I need your help with caddy server reverse proxy For example Caddy installed on server Ubuntu 22.04 IP- 10.0.0.5 connect 100.100.50.50 via vpn tunnel and in this ...
Ulugbek's user avatar
0 votes
1 answer
958 views

SSL routines:SSL_CTX_set_cipher_list:no cipher match

I have Ubuntu=20.04 server running (Openssl=1.1.1t & nginx=1.21.6). I allowed ssl ciphers as cat nginx.conf | grep -i ssl_ciphers ssl_ciphers 'ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-...
raw-bean's user avatar
1 vote
1 answer
326 views

Fresh 22.04 install. SSL errors when trying to download files

New to Ubuntu but have some RHEL experience. On a fresh 22.04 install attempting to pull a file using: php -r "copy('https://somesite.com/file.txt', 'mylocalfile.txt');" I get the ...
Steve's user avatar
  • 11
0 votes
0 answers
52 views

Is Certificates are required for STARTTLS connection on LDAP

My LDAP server's ldap.conf file # # LDAP Defaults # # See ldap.conf(5) for details # This file should be world readable but not world writable. BASE dc=coretesting,dc=com URI ldap://ldap....
ram ajay's user avatar
0 votes
0 answers
258 views

Cannot find "Gandi Standard SSL CA 2" certificate on my webserver, where is it?

I have installed a certificate on my webserver into /etc/ssl/certs/. My certificate is signed by Gandi Standard SSL CA 2 which is signed by USERTrust RSA Certification Authority. The USERTrust RSA ...
SebMa's user avatar
  • 2,271
0 votes
1 answer
640 views

virtual host / apache2 / ssl configuration - auto redirect from 80 to 443 not working - bad request 400 error

This problem has cost me a few hours trying to fix and I simply have no clue - so huge thanks in advance to anyone that can help me solve this. This is the Bad Request 400 error I get: Bad Request ...
Jeff Lever's user avatar
0 votes
0 answers
46 views

qemu:Nodejs test is failing with tls_setup_handshake:no protocols available::/usr/src/debug/openssl/3.1.0-r0/ssl/statem/statem_lib.c:104 on Qemu

I have tried to run nodejs tests on qemu target but parallel/test-tls-getprotocol is failing with below error === release test-tls-getprotocol === Path: parallel/test-tls-getprotocol node:events:491 ...
archan's user avatar
  • 1
1 vote
1 answer
1k views

How to increase the entropy to avoid the warning message: Available entropy is low

Linux 5.15.0-72-generic #79~20.04.1-Ubuntu I have the LAMP stack and solr installed on my Linux machine and quite a number of programs exchanging data using SSL sockets with other machines. After ...
IpSmile's user avatar
  • 11
0 votes
0 answers
422 views

Why curl running from a container complains about local issuer certificate when all the certificates are supposedly present?

Here is my docker command line: mark@L-R910LPKW:~$ docker run -v /etc/ssl:/etc/ssl -v /usr/local/share/ca-certificates:/usr/local/share/ca-certificates -v /usr/share/ca-certificates:/usr/share/ca-...
mark's user avatar
  • 163
0 votes
0 answers
200 views

SSL on internal network

I have a firewall (connected to the internet) with mod_proxy installed on apache. Behind the firewall I have several web-servers running. The issue here is SSL. I like to have everything on SSL, also ...
Nikolaj's user avatar
3 votes
2 answers
9k views

How to solve SSL problems behind corporate proxy?

I'm using Ubuntu 22.04 on my company laptop. All is fine when I work from home. However, when I'm in office and working behind a company proxy I start facing SSL issues. I've been provided with a cert ...
Cladius Fernando's user avatar
0 votes
0 answers
95 views

ocserv failed to handshake

I deployed ocserv 1.1.3 and when try to connwct I got following error: Attempting to connect to server X.Y.Z.W:443 Connected to X.Y.Z.W:443 SSL negotiation with domain.xyz SSL connection failure: The ...
Mehran's user avatar
  • 1
0 votes
0 answers
220 views

Installing SSL Certificate on Ubuntu 20.04.5 LTS

I have uploaded my certificates in the folder /etc/ssl/Cert2023 The files are: ca.pem certificate.key certificate.pem I created them with open SSL Now I just want to edit the config file, but I can't ...
Darwin's user avatar
  • 1
2 votes
1 answer
1k views

Unable to use apt in WSL Ubuntu due to security issues

I'm trying to install make on a WSL instance in my Windows machine. So I tried the following command: sudo apt install make After entering my credentials, and pressing enter, I got the following ...
user32882's user avatar
  • 191
0 votes
0 answers
62 views

create and configure SSL certificate not vaild certificate https red error

create SSL certificate and configure apache2 server in AWS EC2 instance Create SSL using openssl sudo openssl req -x509 -nodes -days 365 -newkey rsa:2048 -keyout /etc/ssl/private/my-domain.key -out /...
Venkatesh's user avatar
1 vote
0 answers
58 views

Error configuring broker SSL environment for ActiveMQ 5.17

Hoping this issue has arisen previously and has a simple fix. I have installed ActiveMQ 5.17 pretty seamlessly thanks to the Apache docs. However, I do not see much on SSl config for ActiveMQ. It's a ...
Chris Cheltenham's user avatar
0 votes
0 answers
571 views

Possible to use x11vnc with encryption?

I'm trying to setup VNC with SSL (or other encryption) for remote access. (I don't need VNC in particular; that just seems like the the most common way of doing this. I'm open to other solutions.) I ...
nerdfever.com's user avatar
1 vote
1 answer
463 views

CA Issues With getcert certmonger on 22.04

I have a puppet script that issues 802.1x certificates for networking, this process works fine on previous versions of Ubuntu LTS. However when the same process runs on 22.04, it reports an issue ...
jamboNum5's user avatar
  • 130
-1 votes
1 answer
2k views

Enable HTTPS on my server

I have a Ubuntu Server running an application that I can access through my web browser at http://x.x.x.x:8500. I want to enable the HTTPS protocol on this server. How can I make the users type in ...
Bananas17's user avatar
0 votes
0 answers
2k views

can't initialize iptables table `filter': Table does not exist (do you need to insmod?) - iptables is not present

I am trying to install NGINX and Certificate by following this enter link description here in WSL But at the Step 5: Allow Nginx Traffic, I am getting error after the command sudo ufw allow 'nginx ...
Nishal's user avatar
  • 1
0 votes
0 answers
196 views

Forwarding https requests to http with Nginx

I'm trying to use Nginx on a Server A (Ubuntu 22.04) to: Force the client to use https. Forward requests to a Server B (also Ubuntu 22.04) so that they are http only. It has a Apache2 web server ...
Ray's user avatar
  • 2,071
0 votes
1 answer
287 views

how to configure Varnish, Nginx Virtual Host & Letsencrypt SSL together

I need some help in configuration of Varnish Cache, Nginx, & SSL on virtual hosts. I am able to configure the Varnish & Nginx on the server IP (Default virtual host). When I access site at ...
Sanjay Goswami's user avatar
3 votes
1 answer
4k views

Apache virtualhost port 443 serves content from port 80 configuration

I'm running Apache 2.4.52 on Ubuntu Server 22.04. I'm trying to run https through port 443, eventually aiming to have a redirect from port 80 to force content on https. However, Apache seems to be ...
Sit399's user avatar
  • 71
0 votes
1 answer
555 views

Resolving the API Certificate Verification Failure in Python

I am running several applications that use Python. No matter which application is used (and even if I execute the script directly within Python itself), certificate verification always fails, with ...
001121100's user avatar
0 votes
0 answers
304 views

Getting HTTP/0.0 307 Temporary Redirect in connecting to my vps without typing https://

I ran a graphical version of v2ray(X-UI) on one of my VPS on Hetzner, I also add an A record to bind the IP of this VPS to a DNS on my Cloudflare account. Well with the below commands, I tried to get ...
Javad's user avatar
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