diff --git a/ansible/roles/certificates/tasks/main.yml b/ansible/roles/certificates/tasks/main.yml
new file mode 100644
index 0000000..2e7dd88
--- /dev/null
+++ b/ansible/roles/certificates/tasks/main.yml
@@ -0,0 +1,100 @@
+---
+# Some of task are delegated to Ansible container because unavailable
+# version of python-pyOpenSSL
+- name: Generate root CA private key
+  openssl_privatekey:
+    path: /certs/rootCA.key
+    size: 4096
+  delegate_to: localhost
+
+- name: Generate an OpenSSL CSR.
+  openssl_csr:
+    path: /certs/rootCA.csr
+    privatekey_path: /certs/rootCA.key
+    organization_name: "{{ certificates.organization_name }}"
+    state_or_province_name: "{{ certificates.state_or_province_name }}"
+    country_name: "{{ certificates.country_name }}"
+    locality_name: "{{ certificates.locality_name }}"
+    basic_constraints:
+      - CA:true
+    basic_constraints_critical: yes
+    key_usage:
+      - critical
+      - digitalSignature
+      - cRLSign
+      - keyCertSign
+  delegate_to: localhost
+
+- name: Generate root CA certificate
+  openssl_certificate:
+    provider: selfsigned
+    path: /certs/rootCA.crt
+    csr_path: /certs/rootCA.csr
+    privatekey_path: /certs/rootCA.key
+    key_usage:
+      - critical
+      - digitalSignature
+      - cRLSign
+      - keyCertSign
+    force: yes
+  delegate_to: localhost
+  notify: Restart Docker
+
+- name: Generate private Nexus key
+  openssl_privatekey:
+    path: /certs/nexus_server.key
+    size: 4096
+    force: False
+  delegate_to: localhost
+
+- name: Generate Nexus CSR (certificate signing request)
+  openssl_csr:
+    path: /certs/nexus_server.csr
+    privatekey_path: /certs/nexus_server.key
+    organization_name: "{{ certificates.organization_name }}"
+    state_or_province_name: "{{ certificates.state_or_province_name }}"
+    country_name: "{{ certificates.country_name }}"
+    locality_name: "{{ certificates.locality_name }}"
+    common_name: registry-1.docker.io
+    key_usage:
+      - keyAgreement
+      - nonRepudiation
+      - digitalSignature
+      - keyEncipherment
+      - dataEncipherment
+    extended_key_usage:
+      - serverAuth
+    subject_alt_name:
+      "{{ simulated_hosts | map('regex_replace', '(.*)', 'DNS:\\1') | list }}"
+  delegate_to: localhost
+
+- name: Generate v3 extension config file
+  template:
+    src: v3.ext.j2
+    dest: /certs/v3.ext
+  delegate_to: localhost
+
+# Signing certificate is added to Ansible in version 2.7 (release date 04.10.2018)
+# Currently using 2.6.3
+- name: Sign Nexus certificate
+  command: >
+    openssl
+    x509
+    -req
+    -in /certs/nexus_server.csr
+    -extfile /certs/v3.ext
+    -CA /certs/rootCA.crt
+    -CAkey /certs/rootCA.key
+    -CAcreateserial
+    -out /certs/nexus_server.crt
+    -days 3650
+    -sha256
+  delegate_to: localhost
+
+- name: Upload certificates to infrastructure server
+  copy:
+    src: /certs
+    directory_mode: yes
+    dest: "{{ app_data_path }}/"
+
+- import_tasks: upload_root_ca.yml
diff --git a/ansible/roles/certificates/tasks/upload_root_ca.yml b/ansible/roles/certificates/tasks/upload_root_ca.yml
new file mode 100644
index 0000000..5a59d27
--- /dev/null
+++ b/ansible/roles/certificates/tasks/upload_root_ca.yml
@@ -0,0 +1,10 @@
+---
+- name: Copy root certificate
+  copy:
+    src: "/certs/rootCA.crt"
+    dest: /etc/pki/ca-trust/source/anchors/
+  notify: Restart Docker
+
+- name: Extract root certificate
+  command: /usr/bin/update-ca-trust extract
+  notify: Restart Docker
diff --git a/ansible/roles/certificates/templates/v3.ext.j2 b/ansible/roles/certificates/templates/v3.ext.j2
new file mode 100644
index 0000000..7be946f
--- /dev/null
+++ b/ansible/roles/certificates/templates/v3.ext.j2
@@ -0,0 +1,9 @@
+authorityKeyIdentifier=keyid,issuer
+basicConstraints=CA:FALSE
+keyUsage = digitalSignature, nonRepudiation, keyEncipherment, dataEncipherment
+subjectAltName = @alt_names
+
+[alt_names]
+{% for name in all_simulated_hosts -%}
+    DNS.{{ loop.index }} = {{ name }}
+{% endfor %}