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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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11 views

Getting SSL error while installing rtl8153 driver

While installing a rtl8153 driver follow this tutorial by doing sudo make install getting the following error in my 16.04: - SSL error:02001002:system library:fopen:No such file or directory: ...
1
vote
1answer
20 views

Setting up SSL for MAAS 2.4 on Ubuntu 18.04 LTS

I have installed apache2, enabled ssl, rewrite, proxy, and proxy_http modules, pasted this configuration to /etc/apache2/conf-available/maas.conf (replaced .crt and .key files with my own pair) and ...
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0answers
31 views

WebSocket connection to 'wss://test.example.com:8090/' failed: WebSocket opening handshake timed out

I am using https and websocket connection for Laravel project. I have setup virtual host like following: <VirtualHost *:80> ServerName test.example.com ServerAdmin test.example.com ...
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0answers
17 views

Weird behavior of https clients on 16.04 and 18.04, ssl related

I have two ubuntu boxes, let's say box A (16.04) and box B(18.04). They access internet in a significantly different way, but typically I use VPS C(16.04) as a proxy (tinyproxy) There is a site, ...
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0answers
14 views

How to install SSL on apache2 in EC2 instance [duplicate]

I'm trying to configure my SSL configuration on Amazon Web Services (AWS), I took the certificate through my certificate manager, I installed load balancer and it is working perfectly fine pointed to ...
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0answers
20 views

Wireshark not decrypting SSL: “Can't load private key from $directory: can't import pem data: The requested data were not available”

I am trying to decrypt my web browser's HTTPS traffic using wireshark. I have set the SSLKEYLOGFILE variable to a file called premaster.txt with the following command export SSLKEYLOGFILE=/home/...
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0answers
28 views

Open SSL make not working

I am trying to get openssl 1.1.1 so I can use TLS 1.3 with nginx, below is my code as well as the error Best I can figure is that LIBRPATH is empty and that would cause the issue but I can't seem to ...
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0answers
13 views

Error in SSL certificate LEMP Statck

I have a Linode server with LEMP stack and Ubuntu 18.04 LTS I Installed the LEMP Stack following this tutorial: https://www.digitalocean.com/community/tutorials/how-to-install-linux-nginx-mysql-php-...
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0answers
27 views

how to enable mod_rewrite for SSL enabled site in ubuntu 16

The mod rewrite is not working for my WordPress site The hosting is Google with Ubuntu 16 I have added "Allowoverride to All in cd /etc/apache2/sites-available$ cat 000-default.conf The contents ...
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0answers
42 views

How do I change the default message digest in openssl 1.1.0

EDIT: I have a file that was encrypted with openssl 1.0.1g. When it was encrypted, the default_md was md5. How can I set openssl 1.1.0 to use default_md to md5 when executing commands in user mode? ...
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0answers
25 views

How to create a second SSL certificate

I have a Let's encrypt certificate up and running for testweb.com on my home ubuntu server. In fact I created this testweb.com url because I didn't want to mess with my workingweb.com website, which ...
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0answers
67 views

HTTP header is not set to at least 15552000 seconds

I am trying to clean up my installation of NextCloud 15 on Ubuntu 16.04. The overview page suggest this change: The "Strict-Transport-Security" HTTP header is not set to at least "15552000" ...
2
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1answer
33 views

Import/configure SSL inspection certs (regulatory)

If your company requires that all outbound SSL traffic be inspected for DLP and/or other regulatory purposes; you need to configure the proxy cert in your cert stores or key chains, this is not as ...
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0answers
47 views

Install SSL Certificate for Electron Application

I'm currently building a debian installation package to deploy a electron application to our internal linux desktop machines (Ubuntu 16.04). The app contacts an internal server that uses certificates ...
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0answers
41 views

Apache2 Config variables not defined

I'm new to Apache2, so bear with me. I followed this tutorial to get HTTPS working with a Flask server. I keep getting the same output when I run the apache2 command: [Wed Nov 28 01:42:32.210442 ...
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2answers
719 views

apt-get update failed because certificate verification failed because handshake failed on nodesource

Running sudo apt-get update on my AWS EC2 Ubuntu 18.04.01 LTS instance fails because my Certificate verification failed: The certificate is NOT trusted. The certificate issuer is unknown when trying ...
0
votes
1answer
102 views

Why can't I install pip for a local Python 2.7.12 installation?

Using Ubuntu 18.04 LTS on a VMWare virtual machine. I am trying to set up a local python 2.7.12 environment using make in order to create a virtual environment for an application I'm working on. ...
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0answers
120 views

Postfix/Dovecot/Sasl authentication issues with SMTP

I have been trying to get my mail server to work for the last few days. I have postfix/dovecot/sasl on ubuntu 16.04 configured with virtual domains and user. The SSL certificate comes from letsencrypt ...
1
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1answer
114 views

How to disable TLSv1 in Apache

I have installed Apache on an Ubuntu server, and have SSL installed through "Let's Encrypt". The SSL certificate is valid, but when running the URL of the website thought https://whynopadlock.com, it ...
1
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0answers
50 views

Failed to start The Apache Webserver

I just tried to configure SSL and I did ,but Apache can not start .It is so important for me . systemctl status apache2.service : apache2.service - The Apache Webserver Loaded: loaded (/usr/...
0
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1answer
51 views

How to use SSL with Quassel? (Lubuntu 18.10 i386)

I executed the command in the Quassel documentation and in File > Networks > Configure Networks clicked 'Edit...' for irc.ubuntu.com:8001 and checked 'Use SSL' (with no proxy, nothing in the Advanced ...
0
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1answer
63 views

Ubuntu users login blocked, How to recover?

We are hosted in AWS EC2 instance, I was installing SSL certificate for our codeigniter php based website. I was unable to upload the files in /etc/ssl/certs/ to get the access i wrote some code. ...
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0answers
51 views

Broke ca-certificates on 18.04

During an update to Ubuntu 18.04 something went wrong and now I do now seem to have working certificates anymore. I tried to solve this by running sudo apt-get install --reinstall ca-certificates. But ...
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0answers
36 views

Is there a way to create and install one self signed SSL for multiple(any) domains?

We have a product which can be accessed by any domain which pointing to my server IP, now is there a way I can create and install one self-signed SSL for multiple(any) domains?
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0answers
62 views

How to enable NULL SSL Ciphers?

OpenSSL 1.0.2g 01 Mac 2016 Apache/2.4.18 (Ubuntu) Ubuntu 16.04 SSLCipherSuite ALL: !ADH:!EXPORT56:RC4+RSA:+HIGH:+MEDIUM:+LOW:+SSLv2:+EXP:+eNULL SSLProtocol all –SSLv2 I would like to know on how ...
0
votes
1answer
58 views

How can I find out where SSL Certificate is located?

I inherited a webhooks handler written in ruby using sinatra and running on an Ubuntu (Ubuntu 14.04.5 LTS) server. The SSL Certificate has expired and I need to replace it with a new one. The problem ...
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0answers
140 views

Apache2 - SSL_ERROR_NO_CYPHER_OVERLAP

I have OwnCloud set up on Ubuntu server 18.04 with Apache2, which is only accessible on my internal network. It's been working fine until today I tried to access the web interface (normally I don't ...
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0answers
17 views

SHA 1 with RSA for ssl certificate [closed]

I using SHA 1 with RSA encryption for ssl certificate is secure? As i know, sha 1 is not secure, but if we use RSA with sha1, still it will be an issue? Please suggest if any security issues exist.
1
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0answers
9 views

External access on Apache2

I want to enable external access on Apache 2. This is the scheme I have: Domain -> Subdomain -> Mikrotik -> Apache2. I used NAT on Mikrotik. On both, Mikrotik and Apache, I used the port 9191. And,...
0
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1answer
41 views

Why is cups sometimes unable to read its TLS key and certificate depending on location of symlink?

I have cups failing to establish a connection over https://. → curl https://possum.int.gg3.net:631/adsf -I curl: (35) OpenSSL SSL_connect: SSL_ERROR_SYSCALL in connection to possum.int.gg3.net:631 ...
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1answer
59 views

Apache2 HTTP Ubuntu Won't Restart

Hey since I have attempted to install SSL onto my site I am unable to restart without removing it from the config. I am running Ubuntu Ubuntu 18.04 x64 Changes for SSL: DocumentRoot /var/www/...
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0answers
279 views

SSL routines:ssl3_read_bytes:tlsv1 alert access denied connect to bitbucket

I have trouble, my ubuntu don't connect to bitbucket.org by https. I install newsletter openssl version kodix@n-kdx-30:~/tmp$ openssl version OpenSSL 1.1.1 11 Sep 2018 but error don't desappear. If ...
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2answers
185 views

Update 16.04 LTS - 18.04 LTS - tls_process_client_certificate:certificate verify failed - when using a PSS Signed intermediat

we use a Clientauth configuration for a location without problems for many months Ubuntu 16.04.5 LTS Apache 2.4.18-2ubuntu3.9 openssl 1.0.2g-1ubuntu4.13 Now we upgraded to use HTTP2 Ubuntu 18.04.1 ...
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1answer
1k views

Ubuntu 16.04 openssl s_client write:errno=104

I'm getting the following error when trying to connect to github.com, google.com, dropbox.com via https, but stackoverflow.com, askubuntu.com and the majority of https websites work. Relevant details:...
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1answer
138 views

after setup ssl phpmyadmin not working [closed]

aim using amazon Linux before setup ssl ip/phpmyadmin its working i am using ssl for lets-encrypt sudo certbot --apache use this command and add ssl for my all web sites now when i type ...
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0answers
39 views

letsencrypt show yellow color for https [closed]

i setup https for my site but its show yellow color for https but i have no idea why its show yellow color how can i fix that? note:my server amazon-Linux (digitalocean) i follow the tutorials ...
0
votes
1answer
256 views

CA root install issue on Ubuntu 16.04 LTS Server

I am setting up nginx reverse proxy on Ubuntu 16.04 LTS Server for Web-Server. There will three different Services running on Ubuntu. Services will communicate each other using API calls. Similarly ...
1
vote
1answer
472 views

Server certificate verification failed [duplicate]

I'm running into a rather confusing issue with server certificate verifications. When running apt update I get the following error: W: Failed to fetch https://deb.nodesource.com/node_6.x/dists/trusty/...
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0answers
33 views

vsftpd public and ssl tls shares

Could anyone help me to solve such a problem... I have a vsftpd ftp server running with ssl tls. Here is my current conf: listen=YES listen_port=10000 pasv_enable=yes pasv_min_port=10001 ...
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0answers
49 views

ssl installation redirecting to default wordpress

I am trying to install ssl on ubuntu bitnami - linux_distribution = ubuntu - linux_distribution_codename = trusty I had made changes to the configuration as per doc : https://docs.bitnami.com/general/...
1
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1answer
219 views

I can't restart the apace2 if I open the SSL port 443 in file of `/etc/apache2/ports.conf ` in ubuntu 18.04LTS

I get a problem in 18.04.I want to configure the SSL for my website, so I edit the profile in etc/apache2/ports.conf and add the line like Listen 443, but when I do service apache2 restart the apahce ...
0
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1answer
24 views

Openning 443 port with ufw

Although ufw status shows that port 443 is allowed, the netstat -tulpn shows nothing. root@machine:/etc/nginx/sites-available# ufw status Status: active To Action From --...
4
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2answers
3k views

Citrix receiver 13.10 on Ubuntu 18.04.1

I am trying to get Citrix receiver to work on my Ubuntu laptop. I've installed the Citrix receiver, however when I try to open the .ica file that my company provides when I login to my organisation's ...
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0answers
270 views

Chrome ssl error in Ubuntu 18.0.4

I have a ssl error in chrome when i visited a trusted website in ubuntu 18.0.4. I have seen this question in the community but the solution is for ubuntu 14.0.4. It cannot find the same package for ...
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0answers
367 views

After Ubuntu update to 18.4 SSL Error: bad extension

After a update to 18.4 i cannot use ssl anymore. I can still load the page with firefox. Example 1: openssl s_client -connect www.python.org:443 -tls1_2 CONNECTED(00000003) 140370126008768:error:...
1
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1answer
276 views

MULTIPLE DOMAIN ON A MAIL SERVER AND WEBMAIL

I have a mail server on ubuntu 16.04 with postfix and dovecot and in the same server run roundcube webmail. I access a roundcube webmail with https://webmail.domain1.com (ssl). I need multiple ...
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0answers
827 views

How to upgrade OpenSSL from 1.0.2g to 1.1.0g in Ubuntu and let python recognize the new OpenSSL

I have Ubuntu 16.04. It has OpenSSL 1.0.2g. I need to use OpenSSL 1.1.0g. I did: sudo apt-get upgrade sudo apt-get update But OpenSSL in my Ubuntu machine did not get updated. How can I update it? ...
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0answers
78 views

SSL Certificate troubles

I'm new to Linux, currently learning. Base system is Ubuntu 16.04 LTS, apache2.4 Whenever I try to add a SSL certificate i get the NXDOMAIN error, and it fails. I have added an A record in DNS for ...
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0answers
186 views

Enable SSL on Apache2 for two ports (8080 and 8081)

I am very new to Linux so I might ask silly questions. The configuration: Ubuntu Server 16.04 Software: KOHA: open-source Integrated Library System The problem: KOHA has two interfaces a) the public ...
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0answers
75 views

SSL Installation apache not starting

When I am installing SSL on a server using PuTTY and start the server it could be given an error like action start failed. [Wed Jun 27 13:22:01.911656 2018] [ssl:emerg] [pid 18745] AH02312: Fatal ...