diff --git a/cmd/banforge/command/version.go b/cmd/banforge/command/version.go
new file mode 100644
index 0000000..0f9bf98
--- /dev/null
+++ b/cmd/banforge/command/version.go
@@ -0,0 +1,17 @@
+package command
+
+import (
+	"fmt"
+
+	"github.com/spf13/cobra"
+)
+
+var version = "0.4.3"
+
+var VersionCmd = &cobra.Command{
+	Use:   "version",
+	Short: "BanForge version",
+	Run: func(cmd *cobra.Command, args []string) {
+		fmt.Println("BanForge version:", version)
+	},
+}
diff --git a/cmd/banforge/main.go b/cmd/banforge/main.go
index 30364f4..2df9e49 100644
--- a/cmd/banforge/main.go
+++ b/cmd/banforge/main.go
@@ -13,7 +13,6 @@ var rootCmd = &cobra.Command{
 	Use:   "banforge",
 	Short: "IPS log-based written on Golang",
 	Run: func(cmd *cobra.Command, args []string) {
-
 	},
 }
 
@@ -28,6 +27,7 @@ func Execute() {
 	rootCmd.AddCommand(command.BanCmd)
 	rootCmd.AddCommand(command.UnbanCmd)
 	rootCmd.AddCommand(command.BanListCmd)
+	rootCmd.AddCommand(command.VersionCmd)
 	command.RuleRegister()
 	command.FwRegister()
 	if err := rootCmd.Execute(); err != nil {
diff --git a/internal/blocker/firewalld.go b/internal/blocker/firewalld.go
index d5b80b8..66b3374 100644
--- a/internal/blocker/firewalld.go
+++ b/internal/blocker/firewalld.go
@@ -2,6 +2,7 @@ package blocker
 
 import (
 	"os/exec"
+	"strconv"
 
 	"github.com/d3m0k1d/BanForge/internal/logger"
 )
@@ -58,6 +59,31 @@ func (f *Firewalld) Unban(ip string) error {
 	return nil
 }
 
+func (f *Firewalld) PortOpen(port int) error {
+	// #nosec G204 - handle is extracted from nftables output and validated
+	if port >= 0 && port <= 65535 {
+		s := strconv.Itoa(port)
+		cmd := exec.Command("firewall-cmd", "--zone=public", "--add-port="+s+"/tcp", "--permanent")
+		output, err := cmd.CombinedOutput()
+		if err != nil {
+			f.logger.Error(err.Error())
+			return err
+		}
+		f.logger.Info("Add port " + s + " " + string(output))
+		output, err = exec.Command("firewall-cmd", "--reload").CombinedOutput()
+		if err != nil {
+			f.logger.Error(err.Error())
+			return err
+		}
+		f.logger.Info("Reload " + string(output))
+	}
+	return nil
+}
+
+func (f *Firewalld) PortClose(port int) error {
+	return nil
+}
+
 func (f *Firewalld) Setup(config string) error {
 	return nil
 }
diff --git a/internal/blocker/interface.go b/internal/blocker/interface.go
index 96c819b..4f5a5fe 100644
--- a/internal/blocker/interface.go
+++ b/internal/blocker/interface.go
@@ -10,6 +10,8 @@ type BlockerEngine interface {
 	Ban(ip string) error
 	Unban(ip string) error
 	Setup(config string) error
+	PortOpen(port int) error
+	PortClose(port int) error
 }
 
 func GetBlocker(fw string, config string) BlockerEngine {
diff --git a/internal/blocker/iptables.go b/internal/blocker/iptables.go
index 3b93d14..fadd96c 100644
--- a/internal/blocker/iptables.go
+++ b/internal/blocker/iptables.go
@@ -102,6 +102,14 @@ func (f *Iptables) Unban(ip string) error {
 	return nil
 }
 
+func (f *Iptables) PortOpen(port int) error {
+	return nil
+}
+
+func (f *Iptables) PortClose(port int) error {
+	return nil
+}
+
 func (f *Iptables) Setup(config string) error {
 	return nil
 }
diff --git a/internal/blocker/nftables.go b/internal/blocker/nftables.go
index 2905b5a..44f14e4 100644
--- a/internal/blocker/nftables.go
+++ b/internal/blocker/nftables.go
@@ -166,6 +166,14 @@ func (n *Nftables) findRuleHandle(ip string) (string, error) {
 	return "", nil
 }
 
+func (n *Nftables) PortOpen(port int) error {
+	return nil
+}
+
+func (n *Nftables) PortClose(port int) error {
+	return nil
+}
+
 func saveNftablesConfig(configPath string) error {
 	err := validateConfigPath(configPath)
 	if err != nil {
diff --git a/internal/blocker/ufw.go b/internal/blocker/ufw.go
index 3e90fcb..b7fbf33 100644
--- a/internal/blocker/ufw.go
+++ b/internal/blocker/ufw.go
@@ -56,6 +56,14 @@ func (u *Ufw) Unban(ip string) error {
 	return nil
 }
 
+func (u *Ufw) PortOpen(port int) error {
+	return nil
+}
+
+func (u *Ufw) PortClose(port int) error {
+	return nil
+}
+
 func (u *Ufw) Setup(config string) error {
 	if config != "" {
 		fmt.Printf("Ufw dont support config file\n")