diff --git a/in/public/openssl/ca.rst b/in/public/openssl/ca/create.rst
similarity index 67%
rename from in/public/openssl/ca.rst
rename to in/public/openssl/ca/create.rst
index 3426657..2d72f1d 100644
--- a/in/public/openssl/ca.rst
+++ b/in/public/openssl/ca/create.rst
@@ -1,5 +1,5 @@
-Create a Certification Authority
-================================
+Create
+======
 
 init
 ----
@@ -78,34 +78,3 @@ dirtier certificate only variant
  -days 365 \
  -key ca.key \
  -out ca.crt
-
-Sign request
-============
-
-.. code:: shell
-
-  openssl \
-  req \
-  -in "certificate_request.csr" \
-  -key "private_key.pem" \
-  -x509 \
-  -set_serial 0 \
-  -days 730 \
-  -out "certificate.crt" \
-
-----
-
-from CA key & certificate
--------------------------
-
-.. code:: shell
-
- openssl \
- x509 \
- -CA ca.crt \
- -CAkey ca.key \
- -req \
- -in "client.csr" \
- -days 365 \
- -out "client.crt" \
- -set_serial nn
diff --git a/in/public/openssl/ca/index.rst b/in/public/openssl/ca/index.rst
new file mode 100644
index 0000000..867a49f
--- /dev/null
+++ b/in/public/openssl/ca/index.rst
@@ -0,0 +1,7 @@
+Certification Authority
+=======================
+
+.. toctree::
+
+   create
+   sign
diff --git a/in/public/openssl/ca/sign.rst b/in/public/openssl/ca/sign.rst
new file mode 100644
index 0000000..96999b5
--- /dev/null
+++ b/in/public/openssl/ca/sign.rst
@@ -0,0 +1,31 @@
+Sign certificate request
+========================
+
+from CA key & certificate
+-------------------------
+
+.. code:: shell
+
+ openssl \
+ x509 \
+ -CA ca.crt \
+ -CAkey ca.key \
+ -req \
+ -in "client.csr" \
+ -days 365 \
+ -out "client.crt" \
+ -set_serial nn
+
+from proper CA
+--------------
+
+.. code:: shell
+
+  openssl \
+  req \
+  -in "certificate_request.csr" \
+  -key "private_key.pem" \
+  -x509 \
+  -set_serial 0 \
+  -days 730 \
+  -out "certificate.crt"
diff --git a/in/public/openssl/index.rst b/in/public/openssl/index.rst
index a011457..50c3391 100644
--- a/in/public/openssl/index.rst
+++ b/in/public/openssl/index.rst
@@ -4,4 +4,4 @@ openssl
 .. toctree::
 
    dispatch
-   ca
+   ca/index