[Minor] Refer to third parties for attachment handling whenever possible

This avoids confusion and enqueries to the rspamd project, if it is made
clear that the decision to score certain attachments high has been
incorporated from a well-known third party, such as Google's or
Microsoft's attachment handling policy.

diff --git a/src/plugins/lua/mime_types.lua b/src/plugins/lua/mime_types.lua
index bfe0d63276a80d9b01049e837470daf925f3e27f..19de9a75111125852e756a01262fe347d443a6bb 100644 (file)
--- a/src/plugins/lua/mime_types.lua
+++ b/src/plugins/lua/mime_types.lua
@@ -52,16 +52,10 @@ local settings = {
   },
 
   bad_extensions = {
-    bat = 2,
-    chm = 4,
-    com = 2,
     cue = 2,
     exe = 1,
-    hta = 2,
     iso = 4,
     jar = 2,
-    lnk = 4,
-    scr = 4,
     -- In contrast to HTML MIME parts, dedicated HTML attachments are considered harmful
     htm = 1,
     html = 1,
@@ -105,7 +99,10 @@ local settings = {
     app = 4,
     asp = 4,
     bas = 4,
+    bat = 4,
+    chm = 4,
     cnt = 4,
+    com = 4,
     csh = 4,
     diagcab = 4,
     fxp = 4,
@@ -113,9 +110,11 @@ local settings = {
     grp = 4,
     hlp = 4,
     hpj = 4,
+    hta = 4,
     inf = 4,
     its = 4,
     jnlp = 4,
+    lnk = 4,
     ksh = 4,
     mad = 4,
     maf = 4,
@@ -160,6 +159,7 @@ local settings = {
     pst = 4,
     reg = 4,
     scf = 4,
+    scr = 4,
     shs = 4,
     theme = 4,
     url = 4,