diff --git a/linux/system/repo/keystorage/aptly.yml b/linux/system/repo/keystorage/aptly.yml
new file mode 100644
index 0000000..85997bc
--- /dev/null
+++ b/linux/system/repo/keystorage/aptly.yml
@@ -0,0 +1,59 @@
+parameters:
+  linux:
+    system:
+      repo:
+        mcp_aptly:
+          # pub   4096R/483DA07C 2018-03-15
+          key: |
+            -----BEGIN PGP PUBLIC KEY BLOCK-----
+            Version: GnuPG v1
+
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+            =uEdu
+            -----END PGP PUBLIC KEY BLOCK-----
diff --git a/linux/system/repo/keystorage/docker.yml b/linux/system/repo/keystorage/docker.yml
new file mode 100644
index 0000000..a93dece
--- /dev/null
+++ b/linux/system/repo/keystorage/docker.yml
@@ -0,0 +1,106 @@
+parameters:
+  linux:
+    system:
+      repo:
+        mcp_docker:
+          # pub   4096R/0EBFCD88 2017-02-22
+          key: |
+            -----BEGIN PGP PUBLIC KEY BLOCK-----
+            Version: GnuPG v1
+
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+            ut0=
+            =jAMc
+            -----END PGP PUBLIC KEY BLOCK-----
diff --git a/linux/system/repo/keystorage/docker_legacy.yml b/linux/system/repo/keystorage/docker_legacy.yml
new file mode 100644
index 0000000..fe317fa
--- /dev/null
+++ b/linux/system/repo/keystorage/docker_legacy.yml
@@ -0,0 +1,116 @@
+parameters:
+  linux:
+    system:
+      repo:
+        mcp_docker_legacy:
+          # pub   4096R/2C52609D 2015-07-14
+          key: |
+            -----BEGIN PGP PUBLIC KEY BLOCK-----
+            Version: GnuPG v1
+
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+            =lwu7
+            -----END PGP PUBLIC KEY BLOCK-----
+
+
diff --git a/linux/system/repo/keystorage/saltstack_2016_3.yml b/linux/system/repo/keystorage/saltstack_2016_3.yml
new file mode 100644
index 0000000..d217202
--- /dev/null
+++ b/linux/system/repo/keystorage/saltstack_2016_3.yml
@@ -0,0 +1,38 @@
+parameters:
+  linux:
+    system:
+      repo:
+        mcp_saltstack:
+          # pub   2048R/DE57BFBE 2014-06-24
+          key: |
+            -----BEGIN PGP PUBLIC KEY BLOCK-----
+            Version: GnuPG v1
+
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+            fuBmScum8uQTrEF5+Um5zkwC7EXTdH1co/+/V/fpOtxIg4XO4kcugZefVm5ERfVS
+            MA==
+            =dtMN
+            -----END PGP PUBLIC KEY BLOCK-----
diff --git a/linux/system/repo/mcp/apt_mirantis/aptly.yml b/linux/system/repo/mcp/apt_mirantis/aptly.yml
index f563502..d0f04c4 100644
--- a/linux/system/repo/mcp/apt_mirantis/aptly.yml
+++ b/linux/system/repo/mcp/apt_mirantis/aptly.yml
@@ -1,13 +1,14 @@
+classes:
+- system.linux.system.repo.keystorage.aptly
 parameters:
   _param:
     apt_mk_version: stable
-    linux_system_repo_mcp_aptly_version: ${_param:apt_mk_version}
+    linux_system_repo_url: http://mirror.mirantis.com/${_param:apt_mk_version}/
+    linux_system_repo_mcp_aptly_url: ${_param:linux_system_repo_url}/aptly/
   linux:
     system:
       repo:
         mcp_aptly:
-          source: "deb [arch=amd64] http://mirror.mirantis.com/${_param:linux_system_repo_mcp_aptly_version}/aptly/${_param:linux_system_codename}/ squeeze main"
+          source: "deb [arch=amd64] ${_param:linux_system_repo_mcp_aptly_url}/${_param:linux_system_codename}/ squeeze main"
           architectures: amd64
-          key_id: ED75B5A4483DA07C
-          key_server: keys.gnupg.net
           clean_file: true
diff --git a/linux/system/repo/mcp/apt_mirantis/docker.yml b/linux/system/repo/mcp/apt_mirantis/docker.yml
index d3314a9..96080c8 100644
--- a/linux/system/repo/mcp/apt_mirantis/docker.yml
+++ b/linux/system/repo/mcp/apt_mirantis/docker.yml
@@ -1,13 +1,14 @@
+classes:
+- system.linux.system.repo.keystorage.docker
 parameters:
   _param:
     apt_mk_version: stable
-    linux_system_repo_mcp_docker_version: ${_param:apt_mk_version}
+    linux_system_repo_url: http://mirror.mirantis.com/${_param:apt_mk_version}/
+    linux_system_repo_mcp_docker_url: ${_param:linux_system_repo_url}/docker/
   linux:
     system:
       repo:
         mcp_docker:
-          source: "deb [arch=amd64] http://mirror.mirantis.com/${_param:linux_system_repo_mcp_docker_version}/docker/${_param:linux_system_codename}/ ${_param:linux_system_codename} stable"
+          source: "deb [arch=amd64] ${_param:linux_system_repo_mcp_docker_url}/${_param:linux_system_codename}/ ${_param:linux_system_codename} stable"
           architectures: amd64
-          key_id: 8D81803C0EBFCD88
-          key_server: keyserver.ubuntu.com
-          clean_file: true
\ No newline at end of file
+          clean_file: true
diff --git a/linux/system/repo/mcp/apt_mirantis/docker_legacy.yml b/linux/system/repo/mcp/apt_mirantis/docker_legacy.yml
index 2689869..bab50fa 100644
--- a/linux/system/repo/mcp/apt_mirantis/docker_legacy.yml
+++ b/linux/system/repo/mcp/apt_mirantis/docker_legacy.yml
@@ -1,12 +1,14 @@
+classes:
+- system.linux.system.repo.keystorage.docker_legacy
 parameters:
   _param:
     apt_mk_version: stable
-    linux_system_repo_mcp_docker_legacy_version: ${_param:apt_mk_version}
+    linux_system_repo_url: http://mirror.mirantis.com/${_param:apt_mk_version}/
+    linux_system_repo_mcp_docker_legacy_url: ${_param:linux_system_repo_url}/docker-1.x/
   linux:
     system:
       repo:
         mcp_docker_legacy:
-          source: "deb [arch=amd64] http://mirror.mirantis.com/${_param:linux_system_repo_mcp_docker_legacy_version}/docker-1.x/${_param:linux_system_codename}/ ubuntu-${_param:linux_system_codename} main"
+          source: "deb [arch=amd64] ${_param:linux_system_repo_mcp_docker_legacy_url}/${_param:linux_system_codename}/ ubuntu-${_param:linux_system_codename} main"
           architectures: amd64
-          key_id: 58118E89F3A912897C070ADBF76221572C52609D
-          key_server: keyserver.ubuntu.com
\ No newline at end of file
+          clean_file: true
diff --git a/linux/system/repo/mcp/apt_mirantis/saltstack_2016_3.yml b/linux/system/repo/mcp/apt_mirantis/saltstack_2016_3.yml
index c47e177..5d5e494 100644
--- a/linux/system/repo/mcp/apt_mirantis/saltstack_2016_3.yml
+++ b/linux/system/repo/mcp/apt_mirantis/saltstack_2016_3.yml
@@ -1,13 +1,14 @@
+classes:
+- system.linux.system.repo.keystorage.saltstack_2016_3
 parameters:
   _param:
     apt_mk_version: stable
-    linux_system_repo_mcp_saltstack_version: ${_param:apt_mk_version}
+    linux_system_repo_url: http://mirror.mirantis.com/${_param:apt_mk_version}/
+    linux_system_repo_mcp_saltstack_url: ${_param:linux_system_repo_url}/saltstack-2016.3/
   linux:
     system:
       repo:
         mcp_saltstack:
-          source: "deb [arch=amd64] http://mirror.mirantis.com/${_param:linux_system_repo_mcp_saltstack_version}/saltstack-2016.3/${_param:linux_system_codename}/ ${_param:linux_system_codename} main"
+          source: "deb [arch=amd64] ${_param:linux_system_repo_mcp_saltstack_url}/${_param:linux_system_codename}/ ${_param:linux_system_codename} main"
           architectures: amd64
-          key_id: 0E08A149DE57BFBE
-          key_server: keyserver.ubuntu.com
           clean_file: true