diff --git a/certs/Makefile b/certs/Makefile
new file mode 100644
index 0000000..6d90f65
--- /dev/null
+++ b/certs/Makefile
@@ -0,0 +1,110 @@
+all: step_1 step_2 step_3 step_4 step_5 step_6 step_7 step_8 step_9 step_10 step_11 step_12 step_13 step_14 step_15
+.PHONY: all
+#Clear certificates
+clear:
+	@echo "Clear certificates"
+	rm certServiceClient-keystore.jks certServiceServer-keystore.jks root.crt truststore.jks certServiceServer-keystore.p12
+	@echo "#####done#####"
+
+#Generate root private and public keys
+step_1:
+	@echo "Generate root private and public keys"
+	keytool -genkeypair -v -alias root -keyalg RSA -keysize 4096 -validity 3650 -keystore root-keystore.jks \
+    -dname "CN=root.com, OU=Root Org, O=Root Company, L=Wroclaw, ST=Dolny Slask, C=PL" -keypass secret \
+    -storepass secret -ext BasicConstraints:critical="ca:true"
+	@echo "#####done#####"
+
+#Export public key as certificate
+step_2:
+	@echo "(Export public key as certificate)"
+	keytool -exportcert -alias root -keystore root-keystore.jks -storepass secret -file root.crt -rfc
+	@echo "#####done#####"
+
+#Self-signed root (import root certificate into truststore)
+step_3:
+	@echo "(Self-signed root (import root certificate into truststore))"
+	keytool -importcert -alias root -keystore truststore.jks -file root.crt -storepass secret -noprompt
+	@echo "#####done#####"
+
+#Generate certService's client private and public keys
+step_4:
+	@echo "Generate certService's client private and public keys"
+	keytool -genkeypair -v -alias certServiceClient -keyalg RSA -keysize 2048 -validity 730 \
+    -keystore certServiceClient-keystore.jks -storetype JKS \
+    -dname "CN=certServiceClient.com,OU=certServiceClient company,O=certServiceClient org,L=Wroclaw,ST=Dolny Slask,C=PL" \
+    -keypass secret -storepass secret
+	@echo "####done####"
+
+#Generate certificate signing request for certService's client
+step_5:
+	@echo "Generate certificate signing request for certService's client"
+	keytool -certreq -keystore certServiceClient-keystore.jks -alias certServiceClient -storepass secret -file certServiceClient.csr
+	@echo "####done####"
+
+#Sign certService's client certificate by root CA
+step_6:
+	@echo "Sign certService's client certificate by root CA"
+	keytool -gencert -v -keystore root-keystore.jks -storepass secret -alias root -infile certServiceClient.csr \
+    -outfile certServiceClientByRoot.crt -rfc -ext bc=0  -ext ExtendedkeyUsage="serverAuth,clientAuth"
+	@echo "####done####"
+
+#Import root certificate into client
+step_7:
+	@echo "Import root certificate into intermediate"
+	cat root.crt >> certServiceClientByRoot.crt
+	@echo "####done####"
+
+#Import signed certificate into certService's client
+step_8:
+	@echo "Import signed certificate into certService's client"
+	keytool -importcert -file certServiceClientByRoot.crt -destkeystore certServiceClient-keystore.jks -alias certServiceClient -storepass secret -noprompt
+	@echo "####done####"
+
+#Generate certService private and public keys
+step_9:
+	@echo "Generate certService private and public keys"
+	keytool -genkeypair -v -alias aaf-cert-service -keyalg RSA -keysize 2048 -validity 730 \
+    -keystore certServiceServer-keystore.jks -storetype JKS \
+    -dname "CN=aaf-cert-service,OU=certServiceServer company,O=certServiceServer org,L=Wroclaw,ST=Dolny Slask,C=PL" \
+    -keypass secret -storepass secret -ext BasicConstraints:critical="ca:false"
+	@echo "####done####"
+
+#Generate certificate signing request for certService
+step_10:
+	@echo "Generate certificate signing request for certService"
+	keytool -certreq -keystore certServiceServer-keystore.jks -alias aaf-cert-service -storepass secret -file certServiceServer.csr
+	@echo "####done####"
+
+#Sign certService certificate by root CA
+step_11:
+	@echo "Sign certService certificate by root CA"
+	keytool -gencert -v -keystore root-keystore.jks -storepass secret -alias root -infile certServiceServer.csr \
+    -outfile certServiceServerByRoot.crt -rfc -ext bc=0  -ext ExtendedkeyUsage="serverAuth,clientAuth" \
+    -ext SubjectAlternativeName:="DNS:aaf-cert-service,DNS:localhost"
+	@echo "####done####"
+
+#Import root certificate into server
+step_12:
+	@echo "Import root certificate into intermediate(server)"
+	cat root.crt >> certServiceServerByRoot.crt
+	@echo "####done####"
+
+#Import signed certificate into certService
+step_13:
+	@echo "Import signed certificate into certService"
+	keytool -importcert -file certServiceServerByRoot.crt -destkeystore certServiceServer-keystore.jks -alias aaf-cert-service \
+    -storepass secret -noprompt
+	@echo "####done####"
+
+#Convert certServiceServer-keystore(.jks) to PCKS12 format(.p12)
+step_14:
+	@echo "Convert certServiceServer-keystore(.jks) to PCKS12 format(.p12)"
+	keytool -importkeystore -srckeystore certServiceServer-keystore.jks -srcstorepass secret \
+        -destkeystore certServiceServer-keystore.p12 -deststoretype PKCS12 -deststorepass secret
+	@echo "#####done#####"
+
+#Clear unused certificates
+step_15:
+	@echo "Clear unused certificates"
+	rm certServiceClientByRoot.crt certServiceClient.csr root-keystore.jks certServiceServerByRoot.crt  certServiceServer.csr
+	@echo "#####done#####"