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| author | Joey Hess <joeyh@joeyh.name> | 2015-11-26 09:48:42 -0400 |
|---|---|---|
| committer | Joey Hess <joeyh@joeyh.name> | 2015-11-26 09:50:00 -0400 |
| commit | 1ae0ca973d5e3dace1dd7dc881e0266ced344978 (patch) | |
| tree | ab1327da55fc2acd5dc01a7d01facff3e44869e1 /src/Propellor/Property/Postfix.hs | |
| parent | f736486013ba3d317cac808f490c1bfa956605f4 (diff) | |
Added Propellor.Property.Fail2Ban.
Diffstat (limited to 'src/Propellor/Property/Postfix.hs')
| -rw-r--r-- | src/Propellor/Property/Postfix.hs | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/Propellor/Property/Postfix.hs b/src/Propellor/Property/Postfix.hs index 20492dc6..356a945f 100644 --- a/src/Propellor/Property/Postfix.hs +++ b/src/Propellor/Property/Postfix.hs @@ -134,6 +134,11 @@ dedupCf ls = -- Does not configure postfix to use it; eg @smtpd_sasl_auth_enable = yes@ -- needs to be set to enable use. See -- <https://wiki.debian.org/PostfixAndSASL>. +-- +-- Password brute force attacks are possible when SASL auth is enabled. +-- It would be wise to enable fail2ban, for example: +-- +-- > Fail2Ban.jailEnabled "postfix-sasl" saslAuthdInstalled :: Property NoInfo saslAuthdInstalled = setupdaemon `requires` Service.running "saslauthd" |