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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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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1answer
2k 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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0answers
881 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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0answers
839 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 ...
2
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0answers
597 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.) ...
2
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1answer
1k 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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0answers
186 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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0answers
150 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
votes
1answer
6k 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 ...
2
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0answers
114 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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0answers
141 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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0answers
104 views

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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0answers
731 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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1answer
406 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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1answer
408 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 ...
2
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1answer
378 views

Apache2 'Server' header reports wrong openSSL version

Does anyone know where the Apache 'Server' header pulls the openSSL version from (file location/directory)? I am expecting openssl-1.0.1j but apache is reporting openssl-1.0.1g (system's openssl ...
2
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2answers
1k views

What should I do about Python 2.7.9 not looking for SSL certificates in the right place on FreeBSD?

I have a FreeBSD 10.0 system, and a couple of days ago, I upgraded my python27 port from Python 2.7.8 to Python 2.7.9, which enabled SSL verification by default. Unsurprisingly, it broke my existing ...
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0answers
18 views

SSL (Hosted on LB) to be installed on the Downstream Apache Servers?

First, i have very basic knowledge on the SSL topic. Here is my setup. I have (1) of Public Facing Domain on LB and (2) of Internal Domains on each Web Servers. Like: ...
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1answer
322 views

Installing Restund on AWS EC2 Ubuntu

I have successfully installed Restund on a Vagrant Machine running Ubuntu. But when I tried to install it on AWS EC2 Instance running Ubuntu, I get an error when starting Restund. Error Message: tls ...
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0answers
6k views

CentOS 7 httpd failed to make connection with backend

In a CentOS 7 server with apache httpd 2.4 set up as an ssl reverse proxy for tomcat, I am getting an error indicating that httpd is not able to connect with tomcat. How can I resolve this error so ...
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2answers
2k views

How does openssl decrypt a password

I'm learning about encryption and decryption on linux and php. So I have three questions about openssl and how it generates password hashes. 1- So say I generated a password with the linux command ...
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1answer
242 views

SSL-encrypted proxy server for war files in CentOS 7

How can I configure a CentOS 7 web server to serve only SSL-encrypted content from war files, with tomcat running behind a proxy server? I imagine this involves using firewalld, https, and tomcat. ...
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34 views

Apache 2: SSL installation & getting an example website running

I'm really stuck here and this is an assignment. I'm using "CentOS Linux 7". If anything I say doesn't make sense, I'm pretty much a noob. First off, I did yum install mod_ssl openssl. Are there ...
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0answers
241 views

Creating Self signed certificate for tomcat 6

I am trying to configure self signed certificate for our tomcat server. For that initially I created the keystore certificate file using keytool . The command I tried for this is keytool -genkey ...
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1answer
377 views

HTTPS won't run. (CentOS) [closed]

I've installed my SSL using the following guide as I would usually with other servers: http://wiki.centos.org/HowTos/Https However when I run httpd and try to connect using https it doesn't work. I ...
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0answers
479 views

Redirect loop with Nginx as reverse proxy and Yii

I've been reading another similar issues and changing some things in my Nginx configuration, but no one worked :/ When I'm trying to access to a specific page at my site, it leads me to a "redirect ...
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2answers
1k views

Nmap script execution to detect heartbleed is failing

Wanting to setup Nmap on my Ubuntu 14.04 LTS system to detect HeartBleed vulnerability. I followed the instructions here: ...
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0answers
203 views

Export and import ssl certificate from cpanel to self manage hosting

I have moved my server from cpanel managed hosting to nginx-centos server. I have only command line to manage my server. I need to export and import the ssl certificate. All the tutorials that I have ...
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0answers
164 views

Missing dependencies in VMware install?

I'm in the process of setting up my HP thin client with Fedora 20 (already done) and using VMware view client on it. I've completed most if not the whole installation except the condition that the ...
2
votes
1answer
270 views

Check SMTP over SSL

I need to get a look at how my SSL mailserver plays with others; for non-SSL this is easy to do with (e.g.) telnet. Is there a bonified SSL/TLS client that can be used the same way?
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0answers
353 views

Make SSL certificate trusted in browser via SSL Bump Squid

my goal is to insert custom HTML injections in HTTPS pages. I've setup Squid with SSL Bump. I generated a self signed certificate. With this setup I'm getting client side warnings that the ...
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votes
3answers
6k views

Apache disable SSLv2 SSLv3

I know that there are some Questions around here that comes along with this Topic. But I really don't know what I can do anymore. So here's the point: I am using Apache 2.2.22 on OpenSuse 12.3. The ...
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votes
2answers
2k views

How to globally configure secure clients using OpenSSL on Oracle Linux 5/RHEL 5?

My workplace recently patched one of our servers to address the POODLE vulnerability. Since then older Oracle Linux 5 clients (based on RHEL 5) can no longer securely connect to the server with any ...
2
votes
2answers
8k views

Apache not listening on port 443

I've purchased an SSL and I'm trying to set it on a browser. The port is forwarded in the router to the server, and I believe that SSL certificate is installed correctly (the apache starts OK). I ...
3
votes
2answers
60 views

Need explanations about SSL issue and installation process

I am trying to install SSL on my server. First of all I wanted to purchase a certificate. They asked me to generate a CSR file. I created it and it resulted with two files: my.website.key ...
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2answers
251 views

Still vulnerable after disabling SSLv3

I'm trying to disable SSLv3 to avoid the Poodle problem. I'm using the following instructions as a guidleine: https://access.redhat.com/solutions/1232413 I've applied the following line to my config ...
4
votes
1answer
12k views

Disable SSLv3 In cURL?

I'm having a problem connecting to a website that is hosted with CloudFlare using cURL. When I try to connect to the website with HTTPS (using curl -v https://www.xxxxxx.com), it says: * About to ...
54
votes
7answers
87k views

How to disable SSLv3 in Apache?

Everybody seems to be talking about the POODLE vulnerability today. And everybody recommends disabling SSLv3 in Apache using the following configuration directive: SSLProtocol All -SSLv2 -SSLv3 ...
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votes
1answer
11k views

How do I disable SSLv3 in an OpenSSH SSH server to avoid POODLE?

In wake of the newly-discovered POODLE vulnerability, I'd like to disable SSLv3 on all of my SSH servers. How do I achieve this with OpenSSH?
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0answers
3k views

cipher suites and disabling weak ciphers in JBoss

Our security audit report says that a number of our JBoss EAP 5.0 servers (on RHEL 6.x) has weak ciphers enabled. Upon doing some research, I found a .jar file (from ...
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1answer
387 views

“sec_error_unknown_issuer” in Iceweasel 22.0

If I visit a certain web-page with Iceweasel 22.0, then I receive the sec_error_unknown_issuer error. When I check the X.509v3 certificate hierarchy, then the top-most certificate is "DOD CA-28". ...
6
votes
1answer
4k views

FreeBSD 10 root certificate store

Is on a default FreeBSD 10 no root certificate store? When I install one by hand it is in /usr/local/share/certs/ca-root-nss.crt, which I symlink to /etc/ssl/cert.pem and thats the main places I ...
1
vote
1answer
135 views

When would CUPS use TLS?

I'm running Debian Testing on amd64, with the apt-listbugs feature that tells me if bugs are present before upgrading. Now the package libgnutls-deb0-28 has a serious bug to the effect that "CUPS ...
0
votes
1answer
63 views

TLS and Packet Filtering

I want to set up a client wit BSD packet filtering that only allows outgoing 443 connections. Would this do the trick in my pf.conf? block out block in pass out on eth0 inet proto tcp from (eth0) ...
3
votes
1answer
5k views

Chrome does not open Https websites [closed]

I am a corporate user with proxy server. I am working on the Fedora 20 OS and installed Chrome browser. I set proxy settings under Settings -> Network -> Change Proxy settings -> Network Proxy. ...
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vote
1answer
866 views

svn: SSL is not supported

I am trying to check out code on a Unix box in the Z shell. When I run the following command svn checkout https://svn.example.net/svn/trunk/source build I get the following error message: svn: SSL ...
2
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0answers
152 views

What's in the /etc/pki/nssdb database? [duplicate]

So, these files aren't empty... [ root@localhost ] # ls -l total 248 -rw-r--r--. 1 root root 65536 Jan 12 2010 cert8.db -rw-r--r--. 1 root root 65536 Dec 23 2013 cert8.db.orig -rw-r--r--. 1 root ...
4
votes
1answer
1k views

Proper way to handle FTP over SSL with restrictive firewall rules?

Without SSL, FTP works fine over a stateful Firewall, like netfilter (iptables) + the nf_conntrack_ftp kernel module like this: # modprobe nf_conntrack_ftp # iptables -A INPUT -m conntrack --ctstate ...
3
votes
1answer
348 views

Does fetchmail support SSL or TLS when using SMTP to forward email?

I am trying to forward emails that are fetched with fetchmail to another SMTP host, which enforces STARTTLS. I could not find a way to enable TLS in fetchmail. Is this possible at all? If so, how?
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2answers
2k views

phpldapadmin with STARTTLS

I'm trying to configure OpenLDAP on Ubuntu using the the Ubuntu server guide. I have enabled Start TLS with a certificate generated using my own CA certificate (since it is for internal use). I ...