Re: do i need a dedicated ip address for https?

2010-12-23 Thread Randal L. Schwartz
 Laszlo == Laszlo Nagy gand...@shopzeus.com writes:

Laszlo But there are possibilities. You can use different SSL certificates for 
the
Laszlo same ip address and different port numbers:

Laszlo https://your_domain_1:4430
Laszlo https://your_domain_2:4431

That's a bad idea if you expect that any of your visitors are coming
from behind most corporate firewalls, because the proxy CONNECT
command is almost always limited to port 443 as a security feature.

-- 
Randal L. Schwartz - Stonehenge Consulting Services, Inc. - +1 503 777 0095
mer...@stonehenge.com URL:http://www.stonehenge.com/merlyn/
Smalltalk/Perl/Unix consulting, Technical writing, Comedy, etc. etc.
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Re: do i need a dedicated ip address for https?

2010-12-22 Thread c0re
2010/12/22 S Mathias smathias1...@yahoo.com:
 http://help.godaddy.com/article/1054

 # Set up SSL protection on your website.

 is it an inescapable requirement to have a dedicated [not fix] ip address, 
 when i want to use ssl on my domain?

 thank you

 happy Christmas! :)



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mod_gnutls can do 'Server Name Indication' and mod_ssl with apache_2.2
should do it too
https://issues.apache.org/bugzilla/show_bug.cgi?id=34607
http://svn.apache.org/viewvc?view=revisionrevision=776281

But hoster may not use mod_gnutls or not recent version of apache, so
it may not support multiple ssl with single IP.
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Re: do i need a dedicated ip address for https?

2010-12-22 Thread Laszlo Nagy

On 2010-12-22 07:53, S Mathias wrote:

http://help.godaddy.com/article/1054

# Set up SSL protection on your website.

is it an inescapable requirement to have a dedicated [not fix] ip address, when 
i want to use ssl on my domain?

Obviously, you cannot have a website without an IP address.
Another strict rule is that you can only use one SSL certificate per IP 
address + PORT. This is determined by the SSL protocol, and you cannot 
do anything to change it.


But there are possibilities. You can use different SSL certificates for 
the same ip address and different port numbers:


https://your_domain_1:4430
https://your_domain_2:4431

etc. (where your_domain_1 and your_domain_2 have the same IP, and you 
have different certificates from them).


You can also use many host names with the same IP address and port 
number, but they will have to share the same SSL certificate. It is not 
a problem, if they are subdomains, and you own a wildcard certificate. 
Example:


https://sub1.yourdomain.com
https://sub2.yourdomain.com
https://sub3.yourdomain.com

etc. (where you have a wildcard certificate for *.yourdomain.com)

And finally, it is possible to use different domains and the same port, 
without wildcard certificate or subdomains, but then all connecting 
clients will complain about the problem (e.g. certificate belongs to a 
domain that differs from the one you are connecting to.) For any serious 
projects, this is not recommended. You cannot expect customers sending 
you private information on a website that cannot identify itself...


Best,

   Laszlo

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Re: do i need a dedicated ip address for https?

2010-12-22 Thread Pieter de Goeje
On Wednesday 22 December 2010 07:53:11 S Mathias wrote:
 is it an inescapable requirement to have a dedicated [not fix] ip address,
 when i want to use ssl on my domain?

It's only necessary if you want to use name based virtual hosts with a 
different SSL certificate for each virtual host. This is most likely the case 
on a shared hosting provider like godaddy.

The problem is that the clients set up the SSL connection before they send the 
HTTP request (which contains the name of the virtual host), so the server has 
no way of knowing which certificate it should present to the client.

 happy Christmas! :)
Happy Christmas indeed!

- Pieter
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RE: do i need a dedicated ip address for https?

2010-12-22 Thread Michael J. Kearney
No, I've done that  before I could get what's called a pointer record or 
reverse DNS for my mail server ... Register a domain and setup the DNS server. 
If the ip is dynamic you have to regularly update your DNS server.  The forward 
zones will work.  If you use openssl to generate your own ssl certificates ... 
(./configure --enable-so --enable-ssl) They wont be recognized by the 
certificate authority.

eg: https://mail.nvita.org

try it.

VirtualHost _default_:443

#   General setup for the virtual host
DocumentRoot /usr/local/apache2/htdocs
ServerName mail.nvita.org:443
ServerAdmin mkear...@nvita.org
UseCanonicalName On
ProxyVia Off
ProxyPreserveHost On
ProxyPass /owa !
ProxyPass / http://192.168.0.3:99/owa/
ProxyPassReverse / http://mail.nvita.org:99/owa/
ErrorLog /usr/local/apache2/logs/error_log
TransferLog /usr/local/apache2/logs/access_log




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From: owner-freebsd-questi...@freebsd.org [owner-freebsd-questi...@freebsd.org] 
On Behalf Of c0re [nr1c...@gmail.com]
Sent: Wednesday, December 22, 2010 7:37 AM
To: freebsd-questions@freebsd.org
Subject: Re: do i need a dedicated ip address for https?

2010/12/22 S Mathias smathias1...@yahoo.com:
 http://help.godaddy.com/article/1054

 # Set up SSL protection on your website.

 is it an inescapable requirement to have a dedicated [not fix] ip address, 
 when i want to use ssl on my domain?

 thank you

 happy Christmas! :)



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mod_gnutls can do 'Server Name Indication' and mod_ssl with apache_2.2
should do it too
https://issues.apache.org/bugzilla/show_bug.cgi?id=34607
http://svn.apache.org/viewvc?view=revisionrevision=776281

But hoster may not use mod_gnutls or not recent version of apache, so
it may not support multiple ssl with single IP.
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