search for: princip

Displaying 20 results from an estimated 5722 matches for "princip".

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2025 Apr 29
1
Multiple allowed signer files in `ssh-keygen -Y verify`
...+static char **identity_files; +static size_t nidentity_files; + /* This is set to the passphrase if given on the command line. */ static char *identity_passphrase = NULL; @@ -2803,16 +2807,17 @@ done: static int sig_verify(const char *signature, const char *sig_namespace, - const char *principal, const char *allowed_keys, const char *revoked_keys, - char * const *opts, size_t nopts) + const char *principal, char **allowed_keys, size_t nallowed_keys, + const char *revoked_keys, char * const *opts, size_t nopts) { - int r, ret = -1; + int r, ret = -1, matched = 0; int print_pub...
2025 Apr 23
1
Multiple allowed signer files in `ssh-keygen -Y verify`
Hello, I'm currently evaluating using `ssh-keygen -Y verify` to check OS artifacts (e.g. packages) and I noticed that the `-f allowed_signers_file` option can be passed only once. A side remark: technically it can be passed multiple times without a warning but the last invocation overrides all previous ones. Tested using: $ ssh-keygen -Y verify -f allowed_signers -f /dev/null -n file -s
2015 Oct 09
5
kerberos nfs4's principals and root access
...lo samba team ! I have some NFS4 exports managed by a Samba's Kerberos realm. All the standard user accesses work fine. I try now to setup an NFS4 root access to administer the share from another server (the two host are DC, one PDC and one SDC). But I have trouble understanding the kerberos/principals layer. ------------ Actually I do ------------- -> on the server I create an nfs principal and export it to the keytab $ samba-tool user add nfs-myserver --random-password $ samba-tool spn add nfs/myserver.samdom.com nfs-myserver $ samba-tool domain exportkeytab --principal=nfs/myserver.sam...
2015 Feb 22
3
PKI host based principal
Hello, Maybe I did not understand correctly the PKI trust, so forgive me if I am wrong. For example, I have multiple hosts that all serves as monitoring server, I would like to trust only these hosts, so I enrol a certificate for these using "monitoring" principal, so I can connect only to these. At first I thought we can do Match statement at ssh_config, however, the Match is being evaluated before connection, so remove principal name is not available at this stage. >From what I do understand the known_hosts format enables CA key and DNS mask of matc...
2015 Oct 09
1
kerberos nfs4's principals and root access
Thanks you very much Louis ! I have tried your setup and I can't mount the share neither from the server itself or the client. On /var/log/syslog I have : rpc.gssd : ERROR : no credentials found for connecting to server myserver This is because the machine principal is not present in the keytab : $ klist -k 1 nfs/myclient.samdom.com at SAMDOM.COM 1 nfs/myclient.samdom.com at SAMDOM.COM 1 nfs/myclient.samdom.com at SAMDOM.COM If I add the machine principal. I can mount the share but root user write as "machine" not as "root". Can you ch...
2015 Oct 09
3
kerberos nfs4's principals and root access
...ost-on-ubuntu im testing this now. Greetz, Louis > -----Oorspronkelijk bericht----- > Van: samba [mailto:samba-bounces at lists.samba.org] Namens Prunk Dump > Verzonden: vrijdag 9 oktober 2015 11:34 > Aan: samba at lists.samba.org > Onderwerp: Re: [Samba] kerberos nfs4's principals and root access > > Thanks you very much Louis ! > > I have tried your setup and I can't mount the share neither from the > server itself or the client. > > On /var/log/syslog I have : > > rpc.gssd : ERROR : no credentials found for connecting to server myserve...
2015 Oct 09
0
kerberos nfs4's principals and root access
...ur exports file on the server configured? Greetz, Louis > -----Oorspronkelijk bericht----- > Van: samba [mailto:samba-bounces at lists.samba.org] Namens Prunk Dump > Verzonden: vrijdag 9 oktober 2015 8:59 > Aan: samba at lists.samba.org > Onderwerp: [Samba] kerberos nfs4's principals and root access > > Hello samba team ! > > I have some NFS4 exports managed by a Samba's Kerberos realm. All the > standard user accesses work fine. > > I try now to setup an NFS4 root access to administer the share from > another server (the two host are DC, one P...
2010 Nov 30
3
pca analysis: extract rotated scores?
Dear all I'm unable to find an example of extracting the rotated scores of a principal components analysis. I can do this easily for the un-rotated version. data(mtcars) .PC <- princomp(~am+carb+cyl+disp+drat+gear+hp+mpg, cor=TRUE, data=mtcars) unclass(loadings(.PC)) # component loadings summary(.PC) # proportions of variance mtcars$PC1 <- .PC$scores[,1] # extract un-rotate...
2015 Feb 13
1
Samba4 kinit issue with principal and keytab file
Hi Rowland, Hi looks like the "-c" option is optional. My problem is not really the kerberos cache file, but the "principal" linked to the user kerbuser. The principal is HTTP/webserver.MYDOMAIN.LOCAL at MYDOMAIN.LOCAL I would like to use kinit and give this principal as parameter. something like : > kinit -k -t /root/my.keytab HTTP/webserver.MYDOMAIN.LOCAL at MYDOMAIN.LOCAL But no success with such a...
2016 Feb 25
1
Trouble adding a service principal to keytab
Hi, I am new to samba and Kerberos so please be gentle! I have built a samba AD DC (v4.3.5) on Centos Linux from source and am trying to add a service principal and generate a keytab containing the principal. However the principal entry does not appear in the keytab. Here's what I did: [root at bones ~]# samba-tool spn add GEMSTONE64/bunk.gemtalksystems.com at SAMBATEST.GEMTALKSYSTEMS.COM normg [root at bones ~]# samba-tool spn list normg normg...
2017 May 15
5
Golang CertChecker hostname validation differs to OpenSSH
Hi all, Last week I noticed that the CertChecker in the Go implementation of x/crypto/ssh seems to be doing host principal validation incorrectly and filed the following bug: https://github.com/golang/go/issues/20273 By default they are looking for a principal named "host:port" inside of the certificate presented by the server, instead of just looking for the host as I believe OpenSSH does. e.g. the follo...
2011 Mar 03
2
PCA - scores
I am running a PCA, but would like to rotate my data and limit the number of factors that are analyzed. I can do this using the "principal" command from the psych package [principal(my.data, nfactors=3,rotate="varimax")], but the issue is that this does not report scores for the Principal Components the way "princomp" does. My question is: Can you get an output of scores using "principal" OR,...
2004 Sep 13
4
Pending OpenSSH release, call for testing.
Darren, We have systems which are multihomed for virtualisation, but run only one sshd. You can connect to any IP-address and should be authenticated with gssapi/kerberos. So the client will ask for a principal host/virt-ip-X and the server has to have an entry for this in the keytab and has to select the right key by determining the hostname from the connection IP-address. There is no other way to this (except with GSS_C_NO_NAME, which I haven't tested)than having a keytab entry per interface, whic...
2015 Oct 09
0
kerberos nfs4's principals and root access
...mapd.conf Working on it now. Greetz, Louis > -----Oorspronkelijk bericht----- > Van: samba [mailto:samba-bounces at lists.samba.org] Namens L.P.H. van Belle > Verzonden: vrijdag 9 oktober 2015 13:34 > Aan: samba at lists.samba.org > Onderwerp: Re: [Samba] kerberos nfs4's principals and root access > > Ok, not working... > > But found this... > > ( http://users.suse.com/~sjayaraman/nfs4_howto.txt ) > > 4.5 A known issue using NFS with kerberos > _________________________________________ > > Even if "no_root_squash" option is u...
2014 Jun 19
2
Principal component analysis with EQUAMAX rotation
Hello, I need to do a principal component analysis with EQUAMAX-rotation. Unfortunately the function principal() I use normally for PCA does not offer this rotation specification. I could find out that this might be possible somehow with the package GPArotation but until now I could not figure out how to use this in the princip...
2012 Dec 09
1
Fwd: samba_dnsupdate principal and TKEY unacceptable
...with bind_dlz (bind-9.9.1 - P1) on a multi-homed network. I have configured the setup as per Samba4 Howto. But when I try to do "samba_dnsupdate --all-names" it fails with error: dns_tkey_negotiategss: TKEY is unacceptable The kerberos ticket being used by samba_dnsupdate shows follwoing principals: klist -c /tmp/tmp6cxfgY Ticket cache: FILE:/tmp/tmp6cxfgY Default principal: DB-SERVER$@BOM.MH.IN Service principal krbtgt/BOM.MH.IN DNS/db-server at BOM.MH.IN Whereas the dns.keytab shows following principals (repeated for multiple encryption algorithms) klist -k private/dns.keytab: DNS/db-s...
2010 May 10
1
Certificates and authorized principals
...in certificate authentication might be interested in this change: > - djm at cvs.openbsd.org 2010/05/07 11:30:30 > [auth-options.c auth-options.h auth.c auth.h auth2-pubkey.c key.c] > [servconf.c servconf.h sshd.8 sshd_config.5] > add some optional indirection to matching of principal names listed > in certificates. Currently, a certificate must include the a user's name > to be accepted for authentication. This change adds the ability to > specify a list of certificate principal names that are acceptable. > > When authenticating using a CA t...
2023 Nov 12
1
Match Principal enhancement
Hi OpenSSH devs, I?m wondering if the following has any merit and can be done securely ... If you could match on principals in the sshd_config, then (for example) on a gateway machine, you could have something like /etc/ssh/authorized_keys/sshfwd: cert-authority,principals=?batcha-fwd,batchb-fwd? ... /etc/ssh/sshd_config containing: Match User sshfwd PubkeyAuthentication yes PasswordAuthenticat...
2023 Nov 12
1
Match Principal enhancement
AFAIK everything you described here could be done using the AuthorizedKeysCommand or AuthorizedPrincipalsCommand directives. These can emit authorized_keys options (inc. permitopen) as well as the allowed keys/principals. On Sun, 12 Nov 2023, Bret Giddings wrote: > Hi OpenSSH devs, > > I?m wondering if the following has any merit and can be done securely ... > > If you could matc...
2012 Jul 13
1
Understanding kerberos principals in samba4
Hi, When I have a service on a client that tries to use kerberos and I get errors such as these in the log.samba file: Kerberos: UNKNOWN -- host/ubuntu-test.mydomain.net @ MYDOMAIN.NET: no such entry found in hdb Does this mean that the kerberos authentication system is looking for the principal "host/ubuntu-test.mydomain.net @ MYDOMAIN.NET" in samba4's domain or in the server's /etc/krb5.keytab file? I have tried adding this principal to the /etc/krb5.keytab file using ktutil, but this error still pops up. I noticed that you can export a principal into a keytab file u...