The Apache Httpd interface to OpenSSL

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8
votes
1answer
13k views

How to disable SSLCompression on Apache httpd 2.2.15? (Defense against CRIME/BEAST)

I read about the CRIME attack against TLS Compression (CVE-2012-4929, CRIME is a successor to the BEAST attack against ssl & tls), and I want to protect my webservers against this attack by ...
4
votes
1answer
2k views

Forcing SSL in Apache without hard-coding the hostname

I think that I have this sorted (thanks mainly to the question How to redirect non-www to www without hardcoding using .htaccess?), but I still don't entirely understand a couple of things. I would ...
0
votes
1answer
295 views

installing SSL certs on apache … what certs to use?

Im an intermediate Linux user and got assigned the task to make Apache run https connections. Currently running centOS 6 and my problem is following: installed mod_ssl and tried to set up paths ...
1
vote
2answers
726 views

Apache redirect user if they are using SSLv3

I'd like to redirect any users on our site if they try to use SSLv3 (if I just disable SSLv3 and a browser like IE6 comes along, I couldn't seem to properly redirect it to an http version of our site ...
1
vote
2answers
2k views

Validating SSL clients using a list of authorised certificates instead of a Certificate Authority

Is it possible to configure Apache (or any other SSL-aware server) to only accept connections from clients presenting a certificate from a pre-defined list? These certificates may be signed by any CA ...
0
votes
0answers
643 views

Apache mod_ssl [2.2.26] and Openssl [0.9.8za] compatibility

Our product running over RHEL has Apache 2.2.26 & OpenSSL 0.9.7 [ofcourse, pretty old]. We are currently upgrading Openssl to 0.9.8za. I have installed the latest OpenSSL RPMs. However Apache is ...
12
votes
1answer
1k views

Apache2 with SSL do I have to copy VirtualHost blocks?

In Apache2 on ubuntu I have my site listening on 80, and now I want to add SSL. Is there a way to enable the SSLEngine for port 443 so I do not have to copy the entire VirtualHost block? When I do ...
9
votes
2answers
7k views

How to disable TLS 1.1 & 1.2 in Apache?

I have an Ubuntu 12.04.2 LTS server running Apache 2.2.22 with mod_ssl and OpenSSL v1.0.1. In my vhosts config (everything else within which behaves as I would expect), I have the SSLProtocol line ...
2
votes
2answers
1k views

Building an SSL server farm

I'm interested in building the the architecture in the article referenced below. I currently have a modestly-priced layer-4 load balancer and my application servers are the SSL endpoints. I want to ...
4
votes
2answers
5k views

mod_ssl SSLCACertificatePath Proper Usage or What is the Best way to Handle Multiple Acceptable Client Certificate CAs

I am attempting to use the mod_proxy SSLCACertificatePath directive, but I'm a tad bit confused on how to use it properly. Here are two links explaining the SSLCACertificatePath directive: ...
3
votes
0answers
866 views

Apache 2.2 fails with “unable to write 'random state'” with 2048-bit RSA key (1024-bit works fine)

I'm usually pretty good with Apache and OpenSSL, but this one has me completely baffled. I'm running Apache 2.2.22 and OpenSSL 1.0.1 on a Ubuntu 12.04 LTS Server. I have an IP-based virtual host ...
2
votes
1answer
9k views

centos6 apache2 Invalid Command SSLEngine

Running: CentOS6 x64 When I restart httpd, I get the following error. What am I missing? [root@localhost ~]# service httpd restart Stopping httpd: [ OK ...
1
vote
1answer
4k views

How to setup multiple Apache SSL sites using multiple IP addresses

How do you setup a single Apache2 config to host multiple HTTPS sites each on their own IP address? There will also be multiple HTTP sites on just a single IP address. I do not want to use Server ...
3
votes
2answers
2k views

Discrepancy in SSL Ciphers between Apache 2.2 and OpenSSL 1.0.1

I'm running up-to-date Ubuntu 12.04 LTS with Apache 2.2.22-1ubuntu1.4 and OpenSSL 1.0.1-4ubuntu5.11. I have configured Apache to use ciphersuites list from ...
1
vote
1answer
387 views

Apache passphrase working sometimes

On one of my servers I observe the following problem with SSL passphrase: some certs are passing it without asking for a password, while some others keep asking for it. I have set it up globally: ...
0
votes
0answers
32 views

Force Apache to reload CRL without reloading everything

Is there a way to force the Apache server to reload an updated CRL without reloading everything? In particular, I noticed that it takes between 10 and 20 seconds for the application servers in ...
0
votes
1answer
444 views

Missing NPN Extension

I'm trying to set up mod_spdy with Apache (mod_spdy-0.9.4.3-r420 and apache2-2.2.22-13+deb7u3 on Debian Wheezy). As far as I can tell, everything is the way it's supposed to be, but I'm getting the ...