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.

learn more… | top users | synonyms (1)

0
votes
0answers
26 views

SSL Secure Connection Failed [on hold]

I tried to migrated my Primary Web-Server to my Secondary Web-Server. I have verified every thing which is mentioned below. Both the host are n same version CentOS 6.7 httpd.conf was same as ...
1
vote
0answers
6 views

How to decrypt data buffer in kernel level before read/recv [on hold]

Before reading contents from socket file descriptor using read/recv(), can we preprocess/modify(e.g. decryption) data buffered in kernel level? I have server&client programs written in C, and I ...
-1
votes
1answer
38 views

Why can't wget download a file? [closed]

Why can't wget download the following file? Any way to solve the problem? $ wget https://www.svce.ac.in/departments/cse/NOTES/CS23041.pdf --2016-02-04 23:01:22-- ...
3
votes
1answer
49 views

Let' encrypt - nginx - OCSP stapling

I would like to enable OCSP stapling in my nginx server. I'm using nginx version: nginx/1.6.2 debian Let's Encrypt certificate I'm really unexperienced in this matter, so it might be a trivial ...
0
votes
0answers
13 views

How do I get a manifest to run from my Puppet Master server to a Puppet Agent node?

I am trying to run a Puppet manifest for the first time on two new servers. But I keep getting errors. I recently set up two CentOS v7 servers. They have passwordless SSH between them. Ports 22, ...
0
votes
1answer
20 views

openSSL Key and Certificate

As far I know, in an authenticated SSL connection, both the client and server have private keys and provide their certificates (with the corresponding public keys) across the connection before ...
2
votes
2answers
72 views

Cannot connect to localhost on port 4430

I am running vagrant from a virtual box with CentOS and Nginx installed. I've created a reverse tunnel from the vagrant box to a remote server but when I am trying to connect to my localhost on port ...
0
votes
1answer
20 views

Apache Listening Port

I need for some help. I'm trying to set-up a web interface for a cloud system and I have used this conf (provided by the vendor) <VirtualHost *:443> ServerName sxweb.foo.com ServerAdmin ...
0
votes
1answer
89 views

“crypto failure” error when running various commands

I'm finding that a few commands (for now dig and nslookup) that fail no matter what with the following output: 19-Jan-2016 15:01:50.219 ENGINE_by_id failed (crypto failure) 19-Jan-2016 15:01:50.219 ...
1
vote
3answers
53 views

Apache 2.4 SSL Config - Server rejects requests with HTTP 400

I'm running into some trouble with my Apache 2.4 config. Accessing https://subdomain.my-domain.com always returns this http 400. Bad Request Your browser sent a request that this server could not ...
0
votes
0answers
10 views

Apache 2 Debian SSL Certification not exist

I'm not really good with Apache and that is the reason why I'm writing to you. I have installed a web server in SSL following some indication from the software vendor. When I restart the service I ...
3
votes
1answer
26 views

What are the drawbacks of using policy_any in openssl.cnf?

As given in this document, we may use policy_any to ignore most of the fields of subject in certificate request. There must be some drawbacks of ignoring such fields, would it may lead to some ...
0
votes
0answers
9 views

Apache and SSLVerifyClient

Please excuse any dumb statements regarding this. I am very new to Apache and to HP-UX. I am a SQL Server DBA and ended up on this project. I am working to try and implement SSL with Client Verify ...
0
votes
0answers
34 views

TLSv1.2 support in CentOS 5.8

Right now I can't access HTTPS site from PhantomJS headless WebKit browser because of TLSv1.2 In my CentOS 5.8 I have following OpenSSL 0.9.8e-fips-rhel5 01 Jul 2008 verison installed. I think I ...
0
votes
1answer
62 views

curl hangs after client hello

When I execute the following command in Ubuntu: curl -v --insecure -XGET 'https://user:pass@IP_ADDR:PORT/SOME_FILE.php' I get this output: * Hostname was NOT found in DNS cache * Trying ...
2
votes
1answer
49 views

Is it possible to use TLSv1.3 in Apache 2.4

Is it possible to use TLSv1.3 in Apache2.4? As of October 2015, TLS 1.3 is a working draft, i.e. TLSv1.3.
-1
votes
1answer
23 views

Puppet agent certificate error after rebuilding openstack instance

I have an open-stack instance vm , and puppet agent was working fine on it. By running the command puppet agent -t, it was good. But for some reason i had to rebuild the instance by using the ...
0
votes
2answers
52 views

How to configure SSL for Apache2 on OpenSuSE 13.1

I have OpenSuSE installed on a virtual hosted Server, running multiple virtual websites. On normal http everything works fine. I now would like to run one of my virtual sites on https in addition to ...
1
vote
1answer
77 views

invalid SSL_version specified at /usr/share/perl5/IO/Socket/SSL.pm line 368

SMTP SEND CRITICAL - invalid SSL_version specified at /usr/share/perl5/IO/Socket/SSL.pm line 368 I am using a nagios script /usr/lib/nagios/plugins/check_smtp_send that sends an email using gmail. ...
1
vote
0answers
32 views

Turning SSLEngine on causes ERR_CONNECTION_REFUSED

I am trying to configure my SSL certificate on a new installation of Ubuntu 15.10. I have installed the certificate files and the private key in the required directory: SSLCertificateFile ...
0
votes
2answers
32 views

TLS with syslog-ng 3.2.5

Does syslog-ng 3.2.5 from EPEL 6 (for CentOS 6) support TLS? I cannot get it to work at all; here is what I'm using: source s_network { tcp(ip(0.0.0.0) port(514) tls( ...
1
vote
0answers
55 views

Configure stunnel for smtp imaps of Gmail

hope someone could help me, i'm trying to configure stunnel on Debian system for get access to my gmail account. I have read a lot and it's seem simple but i can't figure it out. I have install and ...
2
votes
0answers
36 views

Hosting Dovecot and Postfix Behind nginx?

So I'm looking at setting up postfix and dovecot on a server that is currently hosting some web-sites via nginx, and I've stumbled upon the mail {} configuration option for nginx, but I'm having a ...
1
vote
1answer
60 views

Do I Need to Restart Nginx if I Renew My Security Certificate(s)?

So I'm setting up an nginx server with SSL enabled with a server definition something like: server { listen :80; listen [::]:80; server_name example.org; root /foo/bar; ssl on; ...
2
votes
1answer
77 views

HTTPS not working on CentOS Apache 2.4

I have created a key and self-signed certificate and moved them to /etc/httpd/conf/ My ssl.conf is here: http://pastebin.com/gsQbKY67 The ssl_module (shared) is there when I try httpd -M Output ...
1
vote
1answer
66 views

Install ssl on CentOS Apache server

I installed Apache by using sudo yum -y install httpd instead of using wget and installing that way. This means that it has been set up differently. I'm now trying to install ssl by using sudo yum ...
0
votes
1answer
46 views

Cannot disable SSLv3 on Amazon Linux Instance

I am using SSL Certificate issued by Go Daddy. On my Linux Instance following are the software details :- Apache Version - Apache/2.4.16 (Amazon) Openssl Version - OpenSSL 1.0.2c 12 Jun 2015 ...
0
votes
1answer
50 views

Get latest files with lftp

I would like to know if it was possible to download all latest files on an ftp server with lftp without downloading the older files. Examples; On my server I have /doc /vps /order/{id} /order/{id} ...
4
votes
1answer
50 views

Add warning to emails received by Postfix without TLS

Is it possible with Postfix to add a warning to all emails received over a cleartext (non-TLS) connection? For example modifying the subject and/or adding a custom header.
0
votes
0answers
28 views

How do I add self-signed certificate to trusted list in Mageia

I am trying to add self signed certificate for my repository into trusted list in Mageia 5. But when I execute sudo urpmi.addmedia name repo_link I get ...retrieving failed: curl failed: exited with ...
0
votes
3answers
21 views

Verify SSL for local computers

I have a small business network and for this network, one computer is DHCP-, DNS- and web server. It uses local domains like machinary.ao or resources.ao I'd like to use ssl. Computers and network ...
3
votes
2answers
351 views

Wget TLS 1.2 error

According to the manual, I should be able to specify TLS version 1.2 when using wget. When I try, it fails. wget https://site --no-check-certificate --secure-protocol=TLSv1_2 wget: ...
0
votes
0answers
277 views

`lftp` does not connect to FTPS (ftp over ssl)

I have trouble in connecting lftp with ftps (ftp over ssl, not sftp!) server (FTP Server Ultimate (PRO version).) running on Android phone. Technical details: Linux part. Following : ...
1
vote
1answer
66 views

How can I safely send email over encrypted connection from the command line?

I found the following related questions on the stackexchange network: stackoverflow - Connecting to smtp.gmail.com via command line serverfault - Using nc.exe (NetCat) to send emails to secured SMTP ...
0
votes
1answer
41 views

SSL Problem, Where should I insert the certificate.crt?

I'm using startSSL. I've got a private key.key, a certificate.crt and a decrypted key.key for private key.key. What should I do with this files and where should I upload them? How can I get https for ...
6
votes
2answers
772 views

script to check if SSL certificate is valid

I have several SSL certificates, and I would like to be notified, when a certificate has expired. My idea is to create a cronjob, which executes a simple command every day. I know that the openssl ...
2
votes
1answer
54 views

How to use feh to open web image with self-signed certificate

I'd like to use feh to open an image located on a server using a self-signed certificate. Is there any way to achieve this? I checked the man page in hope of finding something similar to curl's -k, ...
4
votes
1answer
159 views

Can't disable SSLv3 in Apache + mod_nss

I am trying to implement TLS through mod_nss in Apache (RHEL 7). As per the documentation, I have installed mod_nss and removed mod_ssl. I have followed the steps outlined in the documentation (see ...
3
votes
2answers
209 views

How to verify a service is listening on both ipv4 and ipv6?

I want to check whether https service is listening on both IPv6 and IPv4. And also when I am accessing url via browser, I want to know request is served by IPv4 or IPv6.
0
votes
0answers
66 views

fetchmail: Missing trust anchor certificate:

I try to setup fetchmail on mac for checkdomain.de and created a certificate .pem file in the cert directory of ssl by copying certificate from running this command: openssl s_client -connect ...
0
votes
1answer
107 views

SLES cant upgrade packages via zypper or yast2

getting errors whenever this box tries to phone to grab a package via yast: There was an error in the repository initialization. Download (curl) error for ...
3
votes
1answer
103 views

mutt SSL unknown protocol - not able to connect

I am facing following situation. I am using arch linux I installed mutt the email client I followed the simple guidelines in the arch wiki to configure mutt to use imap For the simple config where ...
1
vote
1answer
78 views

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 ...
0
votes
4answers
114 views

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 ...
0
votes
0answers
56 views

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 ...
0
votes
0answers
20 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 ...
1
vote
1answer
109 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 ...
0
votes
0answers
78 views

Why does SSL negotiation fail on Linux? (Asus P5S-MX) (but worked on Windows7)… FIXED, but UNRESOLVED

Can anyone give me hints to why the web requests fail in these wireshark/tcpdump traces ? (and perhaps a hint why a Linux distro would start with SSLv3 as starting point) I am noob when it comes to ...
1
vote
2answers
269 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 ...
2
votes
1answer
177 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 ...