diff --git a/src/Jackett.Common/Definitions/acgrip.yml b/src/Jackett.Common/Definitions/acgrip.yml
index f868016c2..4d662d7e1 100644
--- a/src/Jackett.Common/Definitions/acgrip.yml
+++ b/src/Jackett.Common/Definitions/acgrip.yml
@@ -8,8 +8,6 @@ followredirect: true
 encoding: UTF-8
 links:
   - https://acg.rip/
-certificates:
-  - bfd88de41aeeda5c9d98d5e081e8c4ec40204b6b # expired 4 jan 20
 
 caps:
   categories:
diff --git a/src/Jackett.Common/Definitions/alexfilm.yml b/src/Jackett.Common/Definitions/alexfilm.yml
index 9eb9caca6..e997bce83 100644
--- a/src/Jackett.Common/Definitions/alexfilm.yml
+++ b/src/Jackett.Common/Definitions/alexfilm.yml
@@ -9,8 +9,6 @@ links:
   - https://alexfilm.org/
 legacylinks:
   - https://alexfilm.cc/
-certificates:
-  - 9200e15406272061df1f609a0f40d76282f54295 # expired 30 nov '19
 
 caps:
   categorymappings:
diff --git a/src/Jackett.Common/Definitions/finvip.yml b/src/Jackett.Common/Definitions/finvip.yml
index 5eed583f5..f899a82d3 100644
--- a/src/Jackett.Common/Definitions/finvip.yml
+++ b/src/Jackett.Common/Definitions/finvip.yml
@@ -5,8 +5,6 @@ description: "FinVip is a FINNISH Private Torrent Tracker for MOVIES / TV / GENE
 language: fi-fi
 type: private
 encoding: UTF-8
-certificates:
-  - 646731cb7f3a332c1a1442302589480c46152ef6 # expired ‎Tuesday, ‎8 ‎September ‎2020 10:58:46
 links:
   - https://finvip.org/
 
diff --git a/src/Jackett.Common/Definitions/focusx.yml b/src/Jackett.Common/Definitions/focusx.yml
index d915e007e..ef6cd3c15 100644
--- a/src/Jackett.Common/Definitions/focusx.yml
+++ b/src/Jackett.Common/Definitions/focusx.yml
@@ -7,8 +7,6 @@ type: public
 encoding: UTF-8
 links:
   - https://focu.sx/
-certificates:
-  - dbd67d579c0a9b5f3e354fdcfe41f13f78c44487 # expired 18 may 20
 
 caps:
   categorymappings:
diff --git a/src/Jackett.Common/Definitions/frozenlayer.yml b/src/Jackett.Common/Definitions/frozenlayer.yml
index 2ab12c311..319361676 100644
--- a/src/Jackett.Common/Definitions/frozenlayer.yml
+++ b/src/Jackett.Common/Definitions/frozenlayer.yml
@@ -7,8 +7,6 @@ type: public
 encoding: UTF-8
 links:
   - https://www.frozen-layer.com/
-certificates:
-  - f10b172547eee4b73d7b8f2ea66311134033faa8 # expired ‎16 ‎Sep ‎2020
 
 settings:
   - name: category
diff --git a/src/Jackett.Common/Definitions/hdforever.yml b/src/Jackett.Common/Definitions/hdforever.yml
index e2327a773..21784202e 100644
--- a/src/Jackett.Common/Definitions/hdforever.yml
+++ b/src/Jackett.Common/Definitions/hdforever.yml
@@ -7,8 +7,6 @@ type: private
 encoding: UTF-8
 links:
   - https://hdf.world/
-certificates:
-  - 27c3fedf8c79ea2a90e9b09353053080f861364b # expired 13 July 2020
 
 settings:
   - name: username
diff --git a/src/Jackett.Common/Definitions/mypornclub.yml b/src/Jackett.Common/Definitions/mypornclub.yml
index aef7a9d20..273b7f494 100644
--- a/src/Jackett.Common/Definitions/mypornclub.yml
+++ b/src/Jackett.Common/Definitions/mypornclub.yml
@@ -7,8 +7,6 @@ type: public
 encoding: UTF-8
 links:
   - https://myporn.club/
-certificates:
-  - da470bec581812000ee09a68fd62dff7a3f50127 # expired 05 aug 20
 
 caps:
   categorymappings: