/^Subject:.*( |\.\.\.\.\.\.|\. \. \. \.|-\-\-\-\-|_____)/ 554 ACL 3
/^Subject:.*(a d v|adv\:|adv\]|adv\)|adv\-|adv\/)/ 554 ACL 4
/^Subject:.*(xxx|fuck|teensex|suck|clit|hgh|viagra|penis|cum
|Phentermine|Viagra)/ 554 ACL 5
/[\x00-\x08\x0b\x0c\x0e-\x1f\x7f-\x9f\xff]/ REJECT illegal characters in
Subject:
/(?:[a-z0-9]?[\x80-\xff]){6,}/ REJECT illegal characters in Subject:
The last two reject messages with binary codes in the Subject:. The other
approach is to use
strict_7bit_headers = yes
... but this is not logged, just rejected silently. Rejecting binary with
header_checks.regexp logs the reject.
Len
