Re: Single login/sign-on for different web apps?

2002-01-20 Thread Ed Grimm
On Wed, 16 Jan 2002, Paul Lindner wrote: On Wed, Jan 16, 2002 at 06:56:37PM -0500, Vsevolod Ilyushchenko wrote: 3) Perl-based applications can just use the module and the common key to decrypt the contents of the cookie to find the authenticated username. If the cookie is not

Re: Single login/sign-on for different web apps?

2002-01-20 Thread Ed Grimm
No. There are very important reasons why Apache by default puts an ACL restricting .ht* from being viewable. (Basically, the password encryption used in said file is moderately easily cracked via brute force.) One could use a file distributed using rsync(1) or some such (preferably with

Re: Single login/sign-on for different web apps?

2002-01-20 Thread Ed Grimm
On Wed, 16 Jan 2002, Medi Montaseri wrote: I think Netegrity single sing-on system modifies the HTTP server (possible with mod_perl) to overload or override its native authoentication and instead contact a Host, Database or LDAP to get the yes or no along with expiration data it then

Re: Single login/sign-on for different web apps?

2002-01-20 Thread Ed Grimm
On Thu, 17 Jan 2002, Gunther Birznieks wrote: Of course, the best authentication system for banking I've seen is from UBS. They send you a scratchlist of around 100 numbers. Every time you login you use one of the numbers and cross it off. Very slick. Does that really work in practice?

Re: Single login/sign-on for different web apps?

2002-01-17 Thread Mark Fowler
On Wed, 16 Jan 2002, Mark Maunder wrote: The only way I could come up with, was to have the browser redirected to every domain name with an encrypted uri variable to prove it is signed on which causes each host included in the single sign on to assign an auth cookie to the browser. Instead

Re[2]: Single login/sign-on for different web apps?

2002-01-17 Thread C.Hauser - IT assistance GmbH
Of course, the best authentication system for banking I've seen is from UBS. They send you a scratchlist of around 100 numbers. Every time you login you use one of the numbers and cross it off. Very slick. Does that really work in practice? That sounds really annoying. Is this for

Re: Single login/sign-on for different web apps?

2002-01-17 Thread Dominique Quatravaux
I hadn't really taken a look at personal certificates until this thread came up. It looks like thawte is offering personal certificates at no charge. http://www.thawte.com/getinfo/products/personal/contents.html Yep, and the society I work in develops a GPLed PKI, which is a

Re: Single login/sign-on for different web apps?

2002-01-17 Thread Robert Landrum
At 9:06 PM + 1/16/02, Mark Maunder wrote: That's cool, but any ideas on how to do this with different domain names i.e. foo.com, bar.com, baz.com and boo.com? You can't create cookies for the .com domain, so there's no way to hand out auth cookies from foo.com (when the user logs into

Re: Single login/sign-on for different web apps?

2002-01-16 Thread Steve Piner
Vsevolod Ilyushchenko wrote: Yes, but I still should be able to propely handle people who go to any of the protected sites first thing in the morning. I don't think I can get away with only exit-point authentication that you propose. If the entrance-point authentication works well, there

Re: Single login/sign-on for different web apps?

2002-01-16 Thread Vsevolod Ilyushchenko
3) Perl-based applications can just use the module and the common key to decrypt the contents of the cookie to find the authenticated username. If the cookie is not present redirect to the central authentication page, passing in the URL to return to after authentication.

Re: Single login/sign-on for different web apps?

2002-01-16 Thread Paul Lindner
On Wed, Jan 16, 2002 at 06:56:37PM -0500, Vsevolod Ilyushchenko wrote: 3) Perl-based applications can just use the module and the common key to decrypt the contents of the cookie to find the authenticated username. If the cookie is not present redirect to the central

Re: Single login/sign-on for different web apps?

2002-01-16 Thread Mark Maunder
Daniel Little wrote: From: Mark Maunder [mailto:[EMAIL PROTECTED]] Here's one idea that worked for me in one application: 1) assume that all hosts share the same domain suffix: www.foo.com www.eng.foo.com www.hr.foo.com 2) Define a common

Re: Single login/sign-on for different web apps?

2002-01-16 Thread Medi Montaseri
I think Netegrity single sing-on system modifies the HTTP server (possible with mod_perl) to overload or override its native authoentication and instead contact a Host, Database or LDAP to get the yes or no along with expiration data it then sends its finding to the CGI by sending additonal

Re: Single login/sign-on for different web apps?

2002-01-16 Thread Medi Montaseri
I wonder if one could change the HTTP Server's behavior to process a distributed version of "AuthUserFile" and "AuthGroupFile". That instead of AuthUserFile "/some/secure/directory/.htpasswd One would say AuthUserFile "http://xyz.com/some/directory/htpasswd" Then write a GUI (web) inteface to

Re: Single login/sign-on for different web apps?

2002-01-16 Thread Gunther Birznieks
Of course, the best authentication system for banking I've seen is from UBS. They send you a scratchlist of around 100 numbers. Every time you login you use one of the numbers and cross it off. Very slick. Does that really work in practice? That sounds really annoying. Is this for business

Re: Single login/sign-on for different web apps?

2002-01-16 Thread Aaron Johnson
I hadn't really taken a look at personal certificates until this thread came up. It looks like thawte is offering personal certificates at no charge. http://www.thawte.com/getinfo/products/personal/contents.html This would make it a more likely method since lots of site traffic wouldn't want

Re: Single login/sign-on for different web apps?

2002-01-16 Thread Andrew Ho
Hello, PLOf course, the best authentication system for banking I've seen is PLfrom UBS. They send you a scratchlist of around 100 numbers. Every PLtime you login you use one of the numbers and cross it off. Very PLslick. GBDoes that really work in practice? That sounds really annoying. Is this