SSL (the predecessor of TLS) is a cryptographic protocol designed to provide communications security over a computer network. It is the S in HTTPS, IMAPS, SMTPS, etc.

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vsftpd: use Explicit SSL in a different port than unencrypted FTP

I've managed to run vsftpd with unencrypted FTP, Implicit SSL, and Explicit SSL. What I'm looking for is a way to run it with Explicit SSL, but have a separate port for SSL. For example: port 15000 ...
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How can I find where the Location of SSL key file is?

I inherited a RedHat server and I'm trying to find the SSL key file that was used to generate the self signed cert so I can make a CSR. From what poking around I've done, I can't find it in any of ...
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SSL installation on apache2 / debian

So I have a debian wheezy installation where I someone started to install SSL but gave up and so I'm here to finish the task. problem - when accessing with http (port 80) - all is working. When ...
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13 views

Does postfix support MySQL connections over SSL

I have a postfix server and a MySQL database server. I setup MySQL SSL and have it working successfully. I can connect from postfix to mysql with the user requiring SSL. The problem I have is, when I ...
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42 views

Allow specific linux user to bind to port 443

I am in charge of setting up a JBoss web application that runs over SSL, thus should be accessible over port 443. Of course, it can be started up by user with root privileges, but that is something ...
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Why do SSL negotiation fail on Linux? (Asus P5S-MX) (but worked on Windows7)… FIXED, but UNRESOLVED

Can anyone tell give me hints to why the web requests fails in these wireshark/tcpdump traces ? (and perhabs hint to why a linux distro would start with SSLv3 as starting point) I a noob when it comes ...
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2answers
37 views

Wildcard SSL certificate does not work with naked domain

I have deployed a wildcard certificate (Comodo PlatinumSSL) for *.domain.com on Apache/Ubuntu 14.04. Everything works if the client visits https://www.domain.com but https://domain.com throws up this ...
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54 views

Generate Private Key for Existing SSL Certificate

I have been provided with a Comodo SSL certificate to deploy with Apache/ModSSL on Ubuntu 14.04. All I got was an email with links like this. I was not provided with a private key. It appears the ...
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24 views

RewriteRule ^/(.*) http://127.0.0.1:5050/$1 [L,P]

What is the full meaning of following line - RewriteRule ^/(.*) http://127.0.0.1:5050/$1 [L,P] There are three application both running by python on ubuntu 14.4. they are visible as below link ...
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93 views

NGINX: 400 The plain HTTP request was sent to HTTPS port

i setup nginx for proxypass to docker registry, the protocol http works but if i set https i have: 400 The plain HTTP request was sent to HTTPS port This is my nginx configuration file: upstream ...
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18 views

check_nrpe ssl couldnt complete handshake, in both master and client server it works fine individually

I am getting this check_nrep ssl couldnt complete handshake erro in master server when i try executing the below command. /usr/local/nagios/libexec/check_nrpe -H 10.192.122.234 10.192.122.234 --> ...
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38 views

Is this a violation? using https service in intranet?

I have CentOS 7 servers in the cloud which is offering HTTPS services. Now this Enterprise cant use our services from cloud, so they wanted a local intranet solution, same like i am running in the ...
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2answers
54 views

How to generate a CSR for attaching SSL certificate to the site? [duplicate]

How can I generate a CSR for attaching SSL certificate to the site? In various articles about installing SSL certificates are described different ways of generating private key and CSR. That's like ...
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25 views

Adding nssdb certificate from an install script

I am trying to write an script (postinst for a .deb package) that will install a secure websockets (wss:) application and a certificate that allows access from the Chrome browser. The developer has ...
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2answers
268 views

How to convert ssl ciphers to curl format?

The official ssl docs list ciphers in a different format than curl takes. For instance, if I want curl to use the cipher TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA, I have to pass it curl --ciphers ...
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268 views

How to see list of curl ciphers?

My understanding is that during ssl negotiation, the client (i.e. curl) sends a list of ciphers to the server, and the server replies with its preferred choice. How do I see the list of ciphers that ...
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3answers
182 views

Dovecot with CAcert certificates, Outlook can't connect to IMAP

I have quite standard installation of postfix and dovecot on Ubuntu 12.10. I generated my own certificates and got them signed by cacert.org. The process of creating certs was like below: openssl ...
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308 views

Cannot send mail to gmail account using ssmtp

I have the following ssmtp.conf file: root=test@gmail.com mailhub=smtp.gmail.com:587 hostname=ed424cef9b52 UseTLS=Yes UseStartTTLS=Yes AuthMethod=LOGIN AuthUser=test AuthPass=test ...
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30 views

A question about sendmail macros and tls

http://docs.oracle.com/cd/E19120-01/open.solaris/819-1634/fvbqm/index.html Here i read some sendmail macros must be edited on mc file to work I want tls use version 1 and strong cipher How to put ...
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1answer
111 views

wget: force no default certificates

I'm having trouble with verification of custom server SSL certificates and wget. wget -O- --ca-certificate=myservercert.pem https://www.google.com This should fail but does not, as wget does ...
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2k views

Unable to locally verify the issuer's authority

I am not able to open any https URLs using wget or curl: $ wget https://www.python.org --2015-04-27 17:17:33-- https://www.python.org/ Resolving www.python.org (www.python.org)... 103.245.222.223 ...
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Can I make davfs ignore untrusted certificates?

My server provides WebDAV over HTTPS only, so that other machines can access the DAV. Say the certificate is issued for www.myserver.com and the WebDAV is at https://www.myserver.com/webdav. For ...
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690 views

Multiple RSA server certificates not allowed

I purchased a multidomain certificate, and I was trying to install it on my server. I put the following information inside the virtual host for one of my sites: <VirtualHost *:443> ... ...
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115 views

How to find more details on Invalid Certificates

Setup I am following this blog post to set up ASP.net MVC5 on Linux. When I get to the part that adds the Microsoft certificates, I am warned that they are invalid. For example, this command: ...
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453 views

libssl undefined reference to symbol 'SSL_load_error_strings@@OPENSSL_1.0.0'

With the following CMakeLists.txt (I tried to snip it AMAP) https://gist.github.com/pbertoni/29200833dc562ab6ee2c I got this error from make at linking time: /usr/bin/ld: ...
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222 views

Script timed out before returning headers: iredadmin.py

I am trying to access my iRedMail backend at https://domain.com/iredadmin However, it keeps timing out with a 500 error. I check my error log, and I see the following: [Sat Apr 11 16:53:41 2015] ...
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22 views

Apache ReverseProxy ssl

I have the following ReverseProxy set up which works for http requests: NameVirtualHost *:80 <VirtualHost *:80> ServerName sub.domain.com ProxyRequests Off ProxyVia Off <Proxy *> Order ...
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309 views

Mplayer fails to play network stream

I'm trying to play youtube streams with mplayer. On running mplayer -cache 2048 https://www.youtube.com/watch?v=USUA_1WVM8I, I get the following output and the video does not play at all. MPlayer ...
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1answer
47 views

Looking for an email server that supports mysql ssl connection

I am trying to secure connections to my MySQL server. I have SSL set up but I am looking for programs that support a SSL connection to MySQL. Specifically I am currently looking for an email server ...
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143 views

Configure KVM/QEMU with TLS?

New to virtualization and kvm and I have a problem when i try to create a virtual machine with spice: virt-install --name Windows-7-x64 --ram 2048 --disk path=~/kvm/images/win7.img,size=50 --vcpus=1 ...
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124 views

OpenVPN TLS Error

I'm having trouble getting OpenVPN to work. I have installed and configured OpenVPN on my centos machine and it seemed to be going fine. I followed the instructions in the following link ...
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10k views

How to fix curl sslv3 alert handshake failure?

I'm trying to curl HTTPS website in the following way: $ curl -v https://thepiratebay.se/ However it fails with the error: * About to connect() to thepiratebay.se port 443 (#0) * Trying ...
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1answer
579 views

Does Apache 2.2.3 support TLSv1.1 and TLSv1.2?

How can I find out if Apache 2.2.3 supports TLSv1.1 and TLSv1.2? If possible how can I implement it?
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192 views

Implementing TLS 1.2 when I SSH into a box as a measure against POODLE

Is it possible to edit sshd_config or ssh_config, such that the SSH connection into a machine configured to use TLS1.2 is successful and rejects connections configured to use TLS1.1 and below, as well ...
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579 views

How to check mod_ssl.so version?

I'm running Apache 2.2.3 and would like to find out, how to check version of mod_ssl.so and if this module can support TLSv1.1 and TLSv1.2. Regards
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21 views

Enable TLS-SRP for, say, courier-imap

I want to use TLS-SRP for the services that I run on my server, because I don't want to leak credentials, not even on the server's disk. There are several articles on setting up TLS-SRP either with ...
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357 views

open ssl client giving error routines:SSL23_WRITE:ssl handshake failure:s23_lib.c:188:

On connecting to my application (a ssl server) by using command openssl s_client -host 127.0.0.1 -port 5028 -cipher EXPORT -debug -state I am getting error like CONNECTED(00000003) ...
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323 views

Cant use https on localhost

I am unable to use https on my localhost testmachine. I cant figure out the problem on my own so here is what i did: I placed the following to files in sites-available : 000-default.conf ...
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210 views

cURL does not recognize certificate

At our company they enforce a web proxy which breaks SSL connections and replaces the certificate by its own fake certificate. (To be precise it uses a proxy cert which is signed by the company cert.) ...
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1answer
515 views

CURL won't connect to self

I'm having a weird issue where CURL cannot connect to its own server. For example if I'm on server example.com wget https://example.com/ <--- WORKS FIND curl https://example.com gets error: 35 ...
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89 views

Sign a soap message from a JKS dynamically using Python Unix

I am currently calling a webservice using Curl command from unix . I have a requirement that I have to dynamically message sign the soap request every time I make a call to the webservice using my ...
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71 views

Disabling sslv3 on samba4

How can I disable sslv3 on samba4 ldaps and just have tlsv1 enabled? I have not been able to find any documentation or guides on disabling this feature. This is in regards to the poodle ...
3
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1answer
2k views

postfix smtp connection timed out, why?

A CentOS 7 web server has postfix, dovecot, and mailx installed. I have been able to make an IMAP connection to the server in order to read inbox mail using a remote Thunderbird client, but I am not ...
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56 views

Apache modssl returning random unwanted 200's rather than 404's

I have a fairly simple apache 2.4.7 config on CentOS 6.5 Linux and an active web server. No PHP or CGI, just some static pages and a proxypass to a different server tier. I'm doing some security ...
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81 views

sendmail and certs

I am trying to set up sendmail for our company on a CentOS 6.6-Release server. Specifically, I want to use SSL, so that passwords are sent encrypted. ls /etc/mail/ssl intermediate.crt ...
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VSFTPD cutted uploads

Installed VSFTPD v2.3.2 on a Wheezy. When I try to put anything my ftp client (filezilla v3.5.3) it sends the file by parts of 229376 bytes interrupted by deconnexion/reconnexion untill the en of the ...
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358 views

NGINX Reverse Proxy - no user/password was provided for basic authentication

I've got Nginx set up on a RPi (raspbian)as a reverse proxy using SSL between the remote user and the Nginx instance. All seems to work well for two services mounted on the RPi (Shellinabox and RPi ...
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91 views

Using Varnish + Nginx Forcing SSL

i'm using Varnish and i would like to force communication only with SSL. My server is Nginx. What's the best way to do so? Or the easiest? I read about Pound proxy and installed it but guides were too ...
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135 views

IMAP Dovecot cannot connect

I am trying to set up my own mail server (for 'fun'). I followed this tutorial to the bone. But I get this error message: imap-login: Disconnected (auth failed, 2 attempts in 9 secs): ...
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182 views

lwp-request Fails After Upgrade to Centos 7

I have a bash script that runs well on centos 6, which has an lwp-request in it. I upgraded my system to Centos 7, and the request fails to run: # lwp-request -E https://localhost/admin/startup GET ...