OpenSSL: The Open Source Toolkit for SSL and TLS

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How to fight BEAST vulnerability and maintain PFS for old clients?

Correct me if I'm wrong but BEAST is because of CBC in TLSv1.0, right? So to eliminate the threat of BEAST all CBC cipher suites which are SSLv3 or lower have to be disabled, right? Lets jump into ...
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File transfers cause SSLv3 read error bad record mac to personal cloud

This error also occurs when using webDav and also the build in web-browser uploader. When I start the sync client with no upload limit, any file over 50 or so megabytes size produces the following ...
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1answer
14 views

Sun T2/Niagara Hardware Crypto Acceleration with Debian Linux?

I wanted to use an older T2 machine as a webserver for SSL heavy websites. With Solaris, there is the crypto acceleration available which would make sense for SSL. Now I am wondering if this crypto ...
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1answer
38 views

What are the best options for a generating a secure SSL certificate/csr?

To preface, I have searched a lot but can't seem to find the right search terms. I generated a CSR using the following command: openssl req -nodes -days 365 -newkey rsa:2048 -keyout /etc/ssl/ssl.key ...
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2answers
45 views

openssl verify error 7 at 1 depth lookup:certificate signature failure

I have installed OpenVPN server on CentOS. I have two clients - first under CentOS (all works), and trying connect Windows client now. I generated client's certificates with build-key utility. If I ...
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1answer
36 views

Trouble installing SSL on AWS elb

I'm trying to set up a Gandi SSL certificate but can't get it right from firefox point of view. I installed it on my load balancer (ELB) by converting my certificated to the pem format using the ...
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42 views

How to enable certain SSL cipher while having disabled the group?

I would like to enable the SSL cipher EDH-DSS-DES-CBC3-SHA (also known as TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA) in my nginx SSL environment to support IE8 on Windows XP. The base SSL ciphers for nginx ...
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21 views

OpenSSL 1.0.1e-2+deb7u14 Debian Wheezy and CVE-2014-0224

According to Debian security tracker CVE-2014-0224 vulnerability is fixed in OpenSSL 1.0.1e-2+deb7u10. https://security-tracker.debian.org/tracker/CVE-2014-0224 I have: #apt-cache policy openssl ...
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1answer
27 views

Squid: how to enable verification for SSL self-signed certificates

I'm using Squid 3.4.8 as a reverse proxy which is forwarding request to a specific server. The communication between Squid and the server is in HTTPS. The certificate used by the server is ...
2
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19 views

Creating a CA signing chain when there wasn't one before

Here is the problem... 3 years ago we created a multi-datacenter setup, with as little cross-DC resource dependencies as we could make. Different AD sites. Different puppetmasters. Different syslog ...
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2answers
186 views

Non-interactive creation of SSL certificate requests

Is there a way to create SSL cert requests by specifying all the required parameters on the initial command? I am writing a CLI-based web server control panel and I would like to avoid the use of ...
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1answer
33 views

Should Chrome's SHA-1 match OpenSSL's?

If I compare the SHA-1 shown for the certificate for https://0000.jp in Chrome: 79 72 28 12 74 83 85 DE 3C B0 DE E7 A4 C3 14 BE B4 93 79 6E with that presented by OpenSSL: $ echo -n | openssl ...
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1answer
59 views

Ansible - Try to ping connection between localhost and remote server

I am beginner in Ansible and I am trying to learn it. I use the ansile docs Getting Started and I am faced with problem which stopped me. My problem rely on that when I've tried to use a command ...
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31 views

What file to add to nginx certificate [migrated]

I got a RaspberryPi on which I want to host Owncloud. So I followed this tutorial and it works well except the SSL part. I don't want to use self signed. I set my own subdomain and it works without ...
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23 views

how to check which forward secrecy cipher is enabled in tomcat 6.0.28 while I use TLSv1.0 protocol?

I am using tomcat 6.0.28 and using TLSv1.0 ssl protocol only. I have configured ciphers as ...
4
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1answer
61 views

Allow users to install certificates in their home directory?

Usually SSL certificates are installed system-wide (e.g. in /etc/ssl/certs). Is it possible to configure OpenSSL in a way that allows user to put certificates in their home directory (for example in ...
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23 views

Use openssl s_client with 3des keying option 2 (112 bit key)

(How) Is it possible to tell openssl's s_client tool to use keying option 2 for 3DES (meaning use two different keys only, resulting in a key size of 112 bits; see Wikipedia)? Currently the closest I ...
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51 views

How to install a SSL certificate on Ubuntu Server?

I need to make the connection between my origin server and CDN (Akamai) secured. I generated and installed a self signed certificate at my origin server (which hosts www.something.com.au) using the ...
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1answer
36 views

Verify HASH value of certificate [closed]

How can I verify Hash value of a certificate I get from a website using openssl? Say for example or facebook.com.
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31 views

Why is this SSLerror coming on sending request to any subdomain like sandbox.example.com? [migrated]

>>> import requests >>> requests.get("https://api.example.com/index.php") <Response [200]> >>> requests.get("https://sandbox.example.com/index.php") Traceback (most ...
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1answer
22 views

Can a certificate signing request generated from a certificate using openssl have extensions? [closed]

I am generating a self signed certificate at first. But someone wants to get it signed by another CA, I want to generate a certificate signing request from this existing certificate. Now what I want ...
2
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1answer
75 views

openssl s_client ignoring custom root CA certificate in /usr/share/ca-certificates

I've set up an Active Directory server and configured LDAP-over-SSL, which works fine for machines on the domain, however because it's using certificates provisioned by AD's Certificate Services it ...
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1answer
75 views

How do I work out my certificate chain order manually?

Lets say I start with a certificate. Using openssl I can print it out like this: openssl x509 -in cert.pem -text -noout And I'll get some output such as Validity, Issuer and Subject along with ...
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1answer
51 views

SSL - create private.key from private-key.pem for Apache

I followed this tutorial to generate a private-key.pem and csr.pem for my AWS SSL Loadbalancer. Everything went well but now I need to setup Apache and need 3 files. SSLCertificateFile ...
0
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1answer
55 views

OPENSSL Save x509 certificate of a website

I can see the certificate with this command openssl s_client -host {HOST} -port 443 -prexit -showcerts How can I save the x509 cert of the website in a PEM - File?
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1answer
168 views

Connection to URL using OpenSSL client works, but curl fails

I have a CentOS 5.9 server, from which I need to make SSL connections to another server. The remote server has a certificate ultimately signed by the GeoTrust Global CA. At the time of writing, this ...
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2answers
160 views

Curl with custom certificate

I 'd like curl to work with sites signed by goDaddy: If I call curl mypage.com/bla I am getting a certificate verification error. I tried getting the ca certificate with this snippet: echo | ...
0
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1answer
55 views

Openssl, determining the immediate signing certificate?

I'm having issues with setting up my certificate chain in Amazon ELB. Error creating certificate Unable to validate certificate chain. The certificate chain must start with the immediate signing ...
0
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1answer
92 views

Ubuntu SSL connection with TLS connection error [closed]

I am using Ubuntu 12.04, installed at VirtualBox (Mac) using vagrant. I am not using any proxy server. In my company network, when I try curl -1vsS ...
1
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1answer
98 views

MySQL and SSL with -sha256

I'm trying to create some certificate to use with MySQL and everything works fine if I use the sha1 algorithm. If I add the -sha256 switch or -sha384 I can NOT connect to MySQL!. I get this error: ...
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53 views

Do I have to somehow enable AES-NI on Nginx?

I've got CPU With AES-NI, I would like to use this function with nginx. ssl_engine aesni; - this parameter was used before openssl 1.0.0, but now, openssl is bundled with aesni support. And this ...
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2answers
75 views

Recover organisational information from SSL cert / key

I am administering an RHEL 6.6 server which I inherited from an admin the company no longer has contact with. I need to replace the SSL cert, for which some information regarding the physical ...
0
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1answer
28 views

Getting the right Ciphers for UCSPI SSL

I am currently trying to secure my qmail installation and the SMTP connections. When compiling the standard UCSPI SSL, all supported ciphers are enabled by default. This leads to problems with ...
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1answer
98 views

Unable to disable SSL3.0 in IIS

I have tried to disable SSL3.0 on my Windows web server that is running Windows Server 2008R2 with IIS 7.5. I have entered the following registry keys: Windows Registry Editor Version 5.00 ...
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2answers
139 views

Nginx sslv3 poodle disable

I tried setup SSL cert without SSLv3 in my nginx, but SSL Labs say, my server have SSLv3 how to disable it. My config: add_header Strict-Transport-Security max-age=31536000; add_header ...
0
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1answer
28 views

What version of OpenSSL does SendMail use and how is this maintained?

My understanding is that SendMail leverages OpenSSL for STARTTLS functionality (among other things). Does this link dynamically against whatever version of OpenSSL I have installed? Or does sendmail ...
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1answer
56 views

SSL on Heroku, error add cert: “not valid. The 'Not After' date restriction on the certificate has passed.” [closed]

I purchased a wildcard SSL cert from Gandi.net many months ago, and used it immediately after purchase successfully on other hosting services than Heroku. I now need to secure a new subdomain on a ...
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0answers
220 views

SSH : “Connection closed by” (debug1: expecting SSH2_MSG_KEX_DH_GEX_REPLY)

when I try to connect a specific server via ssh I get : Connection closed by 10.5.8.1 (more detail after) I saw much error similar to mine, but the workaround that seems works with other, don't work ...
0
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1answer
220 views

openssl s_client shows alert certificate unknown but all server certificates appear to be verified

I am troubleshooting errors establishing a secure connection to an EPP server. I issue the command below and see that all of the server certificates are verified, but still I get an error ...
2
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0answers
28 views

Apache: After disabling SSLv3 for POODLE, can't connect with openssl or java without first specifying -tls1 [duplicate]

Recently we updated our mod_ssl config to disable SSLv3 for the POODLE attack, and that seems to be working. However, old clients (java 1.6 apps of ours, openssl 0.9.8za on my mac) get a handshake ...
2
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2answers
1k views

POODLE Ciphers !SSLv3 = Protocol or cipher suite mismatch

According to: ANNOUNCE: Pound - reverse proxy and load balancer - v2.7d / Robert Segall , following enhancement was added: - added "Disable PROTO" directives (fix for Poodle vulnerability) My ...
0
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1answer
125 views

openssl s_client shows TLS working on ports 993,465, but mail clients time out on connection attempts

With the recent scares over POODLE, we have begun the process of changing everyone's connections to TLS, instead of SSL... While this process went smoothly for HTTPS, it seems that Dovecot & ...
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2answers
574 views

How can I verify if TLS 1.2 is supported on a remote web server from the RHEL/CentOS shell?

I'm on CentOS 5.9. I'd like to determine from the linux shell if a remote web server specifically supports TLS 1.2 (as opposed to TLS 1.0). Is there an easy way to check for that? I'm not seeing a ...
0
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0answers
55 views

error while loading shared libraries

I just updated openssl from : 1.0.1-4ubuntu5.17 to openssl_1.0.1-4ubuntu5.20_amd64.deb. Now I can not use some packages installed manually (http, postgres) or from repos (python) and so others every ...
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218 views

Unable to update CentOS 6.5 & OpenSSL

When trying to update OpenSSL on CentOS I am getting some odd errors. #rpm -qi openssl-libs Name : openssl-libs Relocations: (not relocatable) Version : 1.0.1e ...
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124 views

Tomcat ECDHE-ECDSA chiphers are not supported

Tomcat does not support ECDHE-ECDSA* ciphers. Configuration and version information is given below. OS is CentOS 6.5 x64 Tomcat version is 7.0.56 Tomcat native version is 1.1.30 (Loaded APR based ...
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1answer
1k views

SSLProtocol: Illegal protocol 'TLSv1.2'

I'm using FreeBSD 9.2-RELEASE with apache24-2.4.10_2 package. [root@alexus ~]# uname -a FreeBSD alexus.org 9.2-RELEASE-p5 FreeBSD 9.2-RELEASE-p5 #0 r265974: Wed May 14 07:57:04 PDT 2014 ...
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2answers
1k views

In response to the OpenSSL Poodle vulnerability should I disable SSLv3?

OpenSSL just announced another new vulnerability in it's memory routines. You can read all about it here: https://www.openssl.org/news/secadv_20141015.txt The workaround is to disable SSLv3. Will ...
9
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3answers
3k views

Protecting against POODLE SSL on stunnel

How can I mitigate POODLE SSL vulnerability when using stunnel as HTTPS reverse proxy?
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50 views

Proper SSL config for SSL - Apache2 ignores DocumentRoot

So here's my current config: <VirtualHost *:443> DocumentRoot "/var/www/keypad" ServerName keypad.io SSLOptions +StrictRequire <Directory /> SSLRequireSSL ...