apache authentication via nis

Stephen Adler adler at stephenadler.com
Sat Aug 19 14:47:07 EDT 2006

Thanks Tom, you've made a very good point.

Tom Metro wrote:
> Stephen Adler wrote:
>> ...from what I can tell mod_auth_pam is not an official apache
>> module, but a 3rd party one.
>> I'm wondering how secure these 3rd party modules are...
> ...
>> I think the deal is to restrict http access to https or ssl. Then the 
>> username password are encrypted.
> It should be noted that one of the reasons why it generally isn't 
> recommended to use something like mod_auth_pam authentication, even 
> with SSL, is that unlike sshd and other shell login mechanisms, there 
> is no limit on the speed or quantity of login attempts (unless they've 
> fixed this in recent years), which can leave your machine vulnerable 
> to brute force attacks, or even with strong passwords, the 
> denial-of-service side effects of such attacks.
> If access to the web server isn't inherently limited to a LAN, you 
> should consider limiting access (via Apache or a software or hardware 
> firewall) to a specific network or set of IPs.
>  -Tom

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