On 12/23/2014 09:44 PM, Stephen Ingram wrote: I'm using Fedora 20 and CentOS 7 and have tried several places to place keytab files for Postfix. Each time I'm getting a denied message: type=AVC msg=audit(1419366895.530:491753): avc: denied { search } for pid=28412 comm="lmtp" name="postfix" dev="xvda1" ino=1223493 scontext=system_u:system_r:postfix_smtp_t:s0 tcontext=system_u:object_r:postfix_data_t:s0 tclass=dir type=SYSCALL msg=audit(1419366895.530:491753): arch=c000003e syscall=4 success=no exit=-13 a0=7f347b8377f0 a1=7fffa6f23670 a2=7fffa6f23670 a3=7fffa6f23540 items=0 ppid=28406 pid=28412 auid=4294967295 uid=89 gid=89 euid=89 suid=89 fsuid=89 egid=89 sgid=89 fsgid=89 tty=(none) ses=4294967295 comm="lmtp" exe="/usr/libexec/postfix/lmtp" subj=system_u:system_r:postfix_smtp_t:s0 key=(null) I see on the postfix_selinux man page that there is a postfix_keytab_t type, however, even if I use this, postfix is not able to read the credential file. Has anyone gotten this to work? Steve What AVC do you get with the default setup? We will need to add additional rules.