Re: running krb5kdc from xinetd

2004-02-25 Thread Sam Hartman
> "Leland" == Leland Wallace <[EMAIL PROTECTED]> writes: Leland> sounds reasonable, is there a way to have the kdc launched Leland> on demand (not for every request, but for 5 min at a time Leland> or so, or the replay cache ttl) possibly separating the Why would you want to? I

Re: Delegatable Service Tickets / Microsoft Kerberos

2004-02-25 Thread Seiichi Tatsukawa
[EMAIL PROTECTED] wrote on 02/25/2004 02:14:44 PM: > I am defining a security approach involving use of delegatable > service tickets using Microsoft Kerberos implementation. I heard > from a colleague that this is ill-advised as the Microsoft > implementation does not properly limit the ticke

Re: Thread-safe libraries

2004-02-25 Thread Ken Hornstein
>According to strace ... > >1.2.8 app server with named credential - opens an rcache. >1.3.1 app server with no credential - no evidence of rcache being >opened. Hm, regarding my previous note It looks like I was wrong, krb5_rd_req() will get a replay cache even if the passed-in server is NU

Re: Thread-safe libraries

2004-02-25 Thread Cesar Garcia
According to strace ... 1.2.8 app server with named credential - opens an rcache. 1.3.1 app server with no credential - no evidence of rcache being opened. wrt to krb5_rd_req - it looks like rcache is obtained only if auth_context_flags includes KRB5_AUTH_CONTEXT_DO_TIME. accept_sec_context clea

Re: running krb5kdc from xinetd

2004-02-25 Thread Leland Wallace
On Feb 25, 2004, at 11:50 AM, Sam Hartman wrote: "Leland" == Leland Wallace <[EMAIL PROTECTED]> writes: The KDC does not support running out of inetd. Reasons adding this support would be a b bad idea include: * Setting up the PRNG for key generation * The lookaside cache for retransmitting rep

Re: Thread-safe libraries

2004-02-25 Thread Ken Hornstein
>I think that's false. I believe that krb5_rd_req will end up setting >up a rcache later. I think Cesar is right, actually. krb5_rd_req will only set up a replay cache if you pass in the "server" argument, which is set from creds->princ, which is NULL if you call the gss function with GSS_C_NO_C

Re: Need help with compiling gss-api into patched openssh

2004-02-25 Thread Douglas E. Engert
Sam Hartman wrote: > > > "Douglas" == Douglas E Engert <[EMAIL PROTECTED]> writes: > > Douglas> That may be true. But just getting the OpenSSH people to > Douglas> add the the gssapi authenticaiton to OpenSSH-3.8 was a > Douglas> big step forward. > > Sure but when people want

Re: Need help with compiling gss-api into patched openssh

2004-02-25 Thread Sam Hartman
> "Douglas" == Douglas E Engert <[EMAIL PROTECTED]> writes: Douglas> That may be true. But just getting the OpenSSH people to Douglas> add the the gssapi authenticaiton to OpenSSH-3.8 was a Douglas> big step forward. Sure but when people want to go for the whole solution don't di

Re: Thread-safe libraries

2004-02-25 Thread Sam Hartman
> "Cesar" == Cesar Garcia <[EMAIL PROTECTED]> writes: Cesar> wrt to gssapi and 1.3.1 ... Cesar> Since we're pointing out lack of replay cache detection, Cesar> note that if acquiring creds for GSS_C_NO_NAME, then no Cesar> replay cache is used. (specifically looking at 1.3.1

scott@csail.mit.edu

2004-02-25 Thread simonst
Add suffix '/src': --with-kerberos5=/.../krb5-1.3.1/src That works for us with OpenSSH 3.7.1p2 (haven't tried 3.8 yet). Kerberos mailing list [EMAIL PROTECTED] https://mailman.mit.edu/mailman/listinfo/kerberos

Re: you have tried to steal!

2004-02-25 Thread Steve Langasek
And I would've gotten away with it, too, if it wasn't for those meddling kids! -- Steve Langasek postmodern programmer Kerberos mailing list [EMAIL PROTECTED] https://mailman.mit.edu/mailman/listinfo/kerberos

Re: running krb5kdc from xinetd

2004-02-25 Thread Sam Hartman
> "Leland" == Leland Wallace <[EMAIL PROTECTED]> writes: Leland> The KDC launches just fine, but it does not complete the Leland> request that triggered the launch. If I quit kinit & try Leland> again, it all works as the kdc is running. Is there Leland> something I'm doing wr

Re: Thread-safe libraries

2004-02-25 Thread Cesar Garcia
> "Ken" == Ken Hornstein <[EMAIL PROTECTED]> writes: >> It is also worth noting, that, while Heimdal is not thread safe (at least there >> are no guarantees), it has proven to be much more thread-robust than MIT. >> OpenLDAP page and a couple of users have expirienced problems with MIT and

Re: Need help with compiling gss-api into patched openssh

2004-02-25 Thread Douglas E. Engert
Sam Hartman wrote: > > > "Douglas" == Douglas E Engert <[EMAIL PROTECTED]> writes: > > Douglas> OpenSSH-3.8 released yesterday contains the gssapi > Douglas> patch. It also contains changes to use the krb5-config, > Douglas> which loks like your problem. > > Doug, OpenSSH does

running krb5kdc from xinetd

2004-02-25 Thread Leland Wallace
I am investigating the feasibility of launching krb5kdc out of xinetd. Currently I am using the following config in /etc/xinetd.d/ service = kerberos { disable = no socket_type = stream server = /usr/sbin/krb5kdc server_args = -n

Delegatable Service Tickets / Microsoft Kerberos

2004-02-25 Thread Dodson, Robert \(Alliance\)
I am defining a security approach involving use of delegatable service tickets using Microsoft Kerberos implementation. I heard from a colleague that this is ill-advised as the Microsoft implementation does not properly limit the ticket to delegation only by the specific service it was issued f

Link to RFC 1510bis

2004-02-25 Thread Inger, Slav (.)
Hi, Does anyone have a link to RFC 1510bis? For some reason, I see references to this RFC everywhere yet can't find the actual document. Thanks. Kerberos mailing list [EMAIL PROTECTED] https://mailman.mit.edu/mailman/listinfo/kerberos

Re: Link to RFC 1510bis

2004-02-25 Thread Sam Hartman
> "Inger," == Inger, Slav ( ) <[EMAIL PROTECTED]> writes: Inger,> Hi, Does anyone have a link to RFC 1510bis? For some Inger,> reason, I see references to this RFC everywhere yet can't Inger,> find the actual document. Thanks. Inger,> _

Re: Thread-safe libraries

2004-02-25 Thread Sam Hartman
> "Lukas" == Lukas Kubin <[EMAIL PROTECTED]> writes: Lukas> How complicated is it to move to Heimdal from MIT? I need Lukas> a solution to enable users' authentication to LDAP in our Lukas> network which uses MIT Kerberos 5. What do you use? On a Debian system using the native LD

Re: Impossible kerberos autentication on AIX

2004-02-25 Thread Sam Hartman
> "Sensei" == Sensei <[EMAIL PROTECTED]> writes: Sensei> On AIX we have a really different thing: Sensei> 1. AS-REQ Client name:host type:Principal name:host Sensei> name:aix realm:MYREALM Server name:kadmin type:Principal Sensei> name:kadmin name:admin end time:1970-01-01 00:

Re: Thread-safe libraries

2004-02-25 Thread Sam Hartman
> "Ken" == Ken Hornstein <[EMAIL PROTECTED]> writes: >> It is also worth noting, that, while Heimdal is not thread safe >> (at least there are no guarantees), it has proven to be much >> more thread-robust than MIT. OpenLDAP page and a couple of >> users have expirienced probl

you have tried to steal!

2004-02-25 Thread rra
i lost that <> Kerberos mailing list [EMAIL PROTECTED] https://mailman.mit.edu/mailman/listinfo/kerberos

Re: Need help with compiling gss-api into patched openssh

2004-02-25 Thread Sam Hartman
> "Douglas" == Douglas E Engert <[EMAIL PROTECTED]> writes: Douglas> OpenSSH-3.8 released yesterday contains the gssapi Douglas> patch. It also contains changes to use the krb5-config, Douglas> which loks like your problem. Doug, OpenSSH does not contain support for gss-keyex, whi

Re: Kerberos 5 To 4

2004-02-25 Thread Sam Hartman
> "John" == John Hayes <[EMAIL PROTECTED]> writes: John> I know this does not make much sense, however it is how it John> must be approached in the implementation environment. You're right about that. I couldn't understand what you were asking well enough to respond;) Can you more c

Re: compiling error

2004-02-25 Thread Jeffrey Altman
Doug: KfW requires Aug 2001. There is nothing in the newer SDKs that is required. Using newer SDKs is advised but not required. - Jeff Douglas E. Engert wrote: > Have se this before. You need a the Microsoft SDK. > See [krbdev.mit.edu #1675] Windows build needs Feb 2003 Platform SDK > ___

Re: Need help with compiling gss-api into patched openssh

2004-02-25 Thread Douglas E. Engert
Scott Ehrlich wrote: > > On Wed, 25 Feb 2004, Douglas E. Engert wrote: > > > Date: Wed, 25 Feb 2004 09:56:53 -0600 > > From: Douglas E. Engert <[EMAIL PROTECTED]> > > To: Scott Ehrlich <[EMAIL PROTECTED]> > > Cc: [EMAIL PROTECTED] > > Subject: Re: Need help with compiling gss-api into patched o

Re: Need help with compiling gss-api into patched openssh

2004-02-25 Thread Scott Ehrlich
On Wed, 25 Feb 2004, Douglas E. Engert wrote: > Date: Wed, 25 Feb 2004 09:56:53 -0600 > From: Douglas E. Engert <[EMAIL PROTECTED]> > To: Scott Ehrlich <[EMAIL PROTECTED]> > Cc: [EMAIL PROTECTED] > Subject: Re: Need help with compiling gss-api into patched openssh > > OpenSSH-3.8 released yesterda

Re: Thread-safe libraries

2004-02-25 Thread Ken Hornstein
>It is also worth noting, that, while Heimdal is not thread safe (at least there >are no guarantees), it has proven to be much more thread-robust than MIT. >OpenLDAP page and a couple of users have expirienced problems with MIT and >threaded OpenLDAP server, while Heimdal performed flawlessly. >

Re: Diffrents between Linux and Windows Sources

2004-02-25 Thread Jeffrey Altman
Marcel wrote: > hey together, > > can anyone tell me the differences between kerberos v5 sources 1.3.1 for linux and > windows. the windows sources are enhanced with support for Windows. > is it possible to compile and use the original unix sources on a windows maschine. as documented in th

Re: Need help with compiling gss-api into patched openssh

2004-02-25 Thread Douglas E. Engert
OpenSSH-3.8 released yesterday contains the gssapi patch. It also contains changes to use the krb5-config, which loks like your problem. Scott Ehrlich wrote: > > I just upgraded my Cygwin installation on my XP laptop, downloaded the > gssapi patch from www.sxw.org.uk, obtained the correspondi

Re: compiling error

2004-02-25 Thread Douglas E. Engert
Have se this before. You need a the Microsoft SDK. See [krbdev.mit.edu #1675] Windows build needs Feb 2003 Platform SDK Marcel wrote: > > hello, can anybody help me out. i'm trying to compile kfw-2.5-src on a windows XP > machine > with visual studio 6 c++. but when I try to compile the source

Need help with compiling gss-api into patched openssh

2004-02-25 Thread Scott Ehrlich
I just upgraded my Cygwin installation on my XP laptop, downloaded the gssapi patch from www.sxw.org.uk, obtained the corresponding openssh/portable from ftp.openbsd.org, patched without error, downloaded the Krb5 source and compiled, pointing to the kerb5 source directory, and, towards the end of

Diffrents between Linux and Windows Sources

2004-02-25 Thread Marcel
hey together, can anyone tell me the differences between kerberos v5 sources 1.3.1 for linux and windows. is it possible to compile and use the original unix sources on a windows maschine. and last but not least. is there an "in memory credential" cache in linux sources, which I can use, if i

Kerberos 5 To 4

2004-02-25 Thread John Hayes
To anybody who may know if this is possible and how to do it. I want to proxy a kerberos 5 server. I would like to configure a ker beros 5 server to consult a kerberos 4 server for authentication and if it gets a ticket from the 4 server for a given user, to generate a ticket of its own to return

Impossible kerberos autentication on AIX

2004-02-25 Thread Sensei
Hi. Sorry for the cross-post but it involves all the two fields. We abandoned the idea of making aix the authentication server and we built a linux kerberos server, with MIT kerberos V5. Our realm is MYREALM, the linux client is ``linux'' and the aix client is ``aix''. We use no preauthorizatio

Re: Authorization from some USERS [was: IPs]

2004-02-25 Thread Sensei
Well... I'm looking for a new solution: enabling login from SOME users based on some requisites. The project has changed to this: every student will belong to one o more groups, the group name is the lab they're authorized to use. The kerberos authorization we have can be so... handful? -- Sens

compiling error

2004-02-25 Thread Marcel
hello, can anybody help me out. i'm trying to compile kfw-2.5-src on a windows XP machine with visual studio 6 c++. but when I try to compile the source I always got the following message. I already looked in google but didn't find any solution. -- Microsoft (R) Program Maintenance Utili

Re: Thread-safe libraries

2004-02-25 Thread Lukas Kubin
How complicated is it to move to Heimdal from MIT? I need a solution to enable users' authentication to LDAP in our network which uses MIT Kerberos 5. What do you use? Originally I (after I've found I can't use MIT's kerberos with OpenLDAP) wished to try to use the krb5kdc LDAP schema and let LDA