diff --git a/config/components/head/client.go b/config/components/head/client.go
index d45ad161..51b7c5cc 100644
--- a/config/components/head/client.go
+++ b/config/components/head/client.go
@@ -34,9 +34,6 @@ import (
 )
 
 func (o *componentHead) _getKey() string {
-	o.m.RLock()
-	defer o.m.RUnlock()
-
 	if i, l := o.x.Load(keyCptKey); !l {
 		return ""
 	} else if i == nil {
@@ -49,9 +46,6 @@ func (o *componentHead) _getKey() string {
 }
 
 func (o *componentHead) _getFctVpr() libvpr.FuncViper {
-	o.m.RLock()
-	defer o.m.RUnlock()
-
 	if i, l := o.x.Load(keyFctViper); !l {
 		return nil
 	} else if i == nil {
@@ -84,9 +78,6 @@ func (o *componentHead) _getSPFViper() *spfvbr.Viper {
 }
 
 func (o *componentHead) _getFctCpt() cfgtps.FuncCptGet {
-	o.m.RLock()
-	defer o.m.RUnlock()
-
 	if i, l := o.x.Load(keyFctGetCpt); !l {
 		return nil
 	} else if i == nil {
@@ -99,9 +90,6 @@ func (o *componentHead) _getFctCpt() cfgtps.FuncCptGet {
 }
 
 func (o *componentHead) _getVersion() libver.Version {
-	o.m.RLock()
-	defer o.m.RUnlock()
-
 	if i, l := o.x.Load(keyCptVersion); !l {
 		return nil
 	} else if i == nil {
@@ -122,9 +110,6 @@ func (o *componentHead) _getFct() (cfgtps.FuncCptEvent, cfgtps.FuncCptEvent) {
 }
 
 func (o *componentHead) _getFctEvt(key uint8) cfgtps.FuncCptEvent {
-	o.m.RLock()
-	defer o.m.RUnlock()
-
 	if i, l := o.x.Load(key); !l {
 		return nil
 	} else if i == nil {
@@ -148,10 +133,7 @@ func (o *componentHead) _runCli() error {
 	if cfg, err := o._getConfig(); err != nil {
 		return ErrorParamInvalid.Error(err)
 	} else {
-		o.m.Lock()
-		defer o.m.Unlock()
-
-		o.h = cfg.New()
+		o.SetHeaders(cfg.New())
 		return nil
 	}
 }
diff --git a/config/components/head/component.go b/config/components/head/component.go
index cbc72c2e..e62ae87e 100644
--- a/config/components/head/component.go
+++ b/config/components/head/component.go
@@ -55,17 +55,6 @@ func (o *componentHead) Type() string {
 }
 
 func (o *componentHead) Init(key string, ctx libctx.FuncContext, get cfgtps.FuncCptGet, vpr libvpr.FuncViper, vrs libver.Version, log liblog.FuncLog) {
-	o.m.Lock()
-	defer o.m.Unlock()
-
-	if o.x == nil {
-		o.x = libctx.NewConfig[uint8](ctx)
-	} else {
-		x := libctx.NewConfig[uint8](ctx)
-		x.Merge(o.x)
-		o.x = x
-	}
-
 	o.x.Store(keyCptKey, key)
 	o.x.Store(keyFctGetCpt, get)
 	o.x.Store(keyFctViper, vpr)
@@ -84,10 +73,7 @@ func (o *componentHead) RegisterFuncReload(before, after cfgtps.FuncCptEvent) {
 }
 
 func (o *componentHead) IsStarted() bool {
-	o.m.RLock()
-	defer o.m.RUnlock()
-
-	return o.h != nil
+	return len(o.GetHeaders().Header()) > 0
 }
 
 func (o *componentHead) IsRunning() bool {
@@ -103,17 +89,11 @@ func (o *componentHead) Reload() error {
 }
 
 func (o *componentHead) Stop() {
-	o.m.Lock()
-	defer o.m.Unlock()
-
-	o.h = nil
+	o.SetHeaders(nil)
 	return
 }
 
 func (o *componentHead) Dependencies() []string {
-	o.m.RLock()
-	defer o.m.RUnlock()
-
 	var def = make([]string, 0)
 
 	if o == nil {
@@ -132,10 +112,7 @@ func (o *componentHead) Dependencies() []string {
 }
 
 func (o *componentHead) SetDependencies(d []string) error {
-	o.m.RLock()
-	defer o.m.RUnlock()
-
-	if o.x == nil {
+	if o == nil {
 		return ErrorComponentNotInitialized.Error(nil)
 	} else {
 		o.x.Store(keyCptDependencies, d)
diff --git a/config/components/head/interface.go b/config/components/head/interface.go
index 53a516cd..aa18543b 100644
--- a/config/components/head/interface.go
+++ b/config/components/head/interface.go
@@ -27,7 +27,9 @@
 package head
 
 import (
-	"sync"
+	"sync/atomic"
+
+	libctx "github.com/nabbar/golib/context"
 
 	libcfg "github.com/nabbar/golib/config"
 	cfgtps "github.com/nabbar/golib/config/types"
@@ -41,10 +43,10 @@ type ComponentHead interface {
 	SetHeaders(head librtr.Headers)
 }
 
-func New() ComponentHead {
+func New(ctx libctx.FuncContext) ComponentHead {
 	return &componentHead{
-		m: sync.RWMutex{},
-		h: nil,
+		x: libctx.NewConfig[uint8](ctx),
+		h: new(atomic.Value),
 	}
 }
 
@@ -52,8 +54,8 @@ func Register(cfg libcfg.Config, key string, cpt ComponentHead) {
 	cfg.ComponentSet(key, cpt)
 }
 
-func RegisterNew(cfg libcfg.Config, key string) {
-	cfg.ComponentSet(key, New())
+func RegisterNew(ctx libctx.FuncContext, cfg libcfg.Config, key string) {
+	cfg.ComponentSet(key, New(ctx))
 }
 
 func Load(getCpt cfgtps.FuncCptGet, key string) ComponentHead {
diff --git a/config/components/head/model.go b/config/components/head/model.go
index 27b85984..f1b2ec21 100644
--- a/config/components/head/model.go
+++ b/config/components/head/model.go
@@ -27,28 +27,31 @@
 package head
 
 import (
-	"sync"
+	"sync/atomic"
 
 	libctx "github.com/nabbar/golib/context"
 	librtr "github.com/nabbar/golib/router/header"
 )
 
 type componentHead struct {
-	m sync.RWMutex
 	x libctx.Config[uint8]
-	h librtr.Headers
+	h *atomic.Value // librtr.Headers
 }
 
 func (o *componentHead) GetHeaders() librtr.Headers {
-	o.m.RLock()
-	defer o.m.RUnlock()
-
-	return o.h
+	if i := o.h.Load(); i == nil {
+		return librtr.NewHeaders()
+	} else if v, k := i.(librtr.Headers); !k {
+		return librtr.NewHeaders()
+	} else {
+		return v
+	}
 }
 
 func (o *componentHead) SetHeaders(head librtr.Headers) {
-	o.m.Lock()
-	defer o.m.Unlock()
+	if head == nil {
+		head = librtr.NewHeaders()
+	}
 
-	o.h = head
+	o.h.Store(head)
 }
diff --git a/config/components/request/component.go b/config/components/request/component.go
index d39db6c9..0155b1fb 100644
--- a/config/components/request/component.go
+++ b/config/components/request/component.go
@@ -74,7 +74,7 @@ func (o *componentRequest) RegisterFuncReload(before, after cfgtps.FuncCptEvent)
 }
 
 func (o *componentRequest) IsStarted() bool {
-	return o != nil && o.r != nil
+	return o.getRequest() != nil
 }
 
 func (o *componentRequest) IsRunning() bool {
diff --git a/ldap/ldap.go b/ldap/ldap.go
index 4ff2b11d..dd65136f 100644
--- a/ldap/ldap.go
+++ b/ldap/ldap.go
@@ -181,8 +181,13 @@ func (lc *HelperLDAP) ForceTLSMode(tlsMode TLSMode, tlsConfig *tls.Config) {
 
 func (lc *HelperLDAP) dialTLS() (*ldap.Conn, liberr.Error) {
 	d := net.Dialer{}
+	adr := lc.config.ServerAddr(true)
 
-	c, err := d.DialContext(lc.ctx, "tcp", lc.config.ServerAddr(true))
+	if len(adr) < 3 {
+		return nil, ErrorLDAPServerTLS.Error(fmt.Errorf("invalid port for LDAPS"))
+	}
+
+	c, err := d.DialContext(lc.ctx, "tcp", adr)
 
 	if err != nil {
 		if c != nil {
@@ -218,8 +223,13 @@ func (lc *HelperLDAP) dialTLS() (*ldap.Conn, liberr.Error) {
 
 func (lc *HelperLDAP) dial() (*ldap.Conn, liberr.Error) {
 	d := net.Dialer{}
+	adr := lc.config.ServerAddr(false)
+
+	if len(adr) < 3 {
+		return nil, ErrorLDAPServerTLS.Error(fmt.Errorf("invalid port for LDAP / LDAP+STARTLS"))
+	}
 
-	c, err := d.DialContext(lc.ctx, "tcp", lc.config.ServerAddr(false))
+	c, err := d.DialContext(lc.ctx, "tcp", adr)
 
 	if err != nil {
 		if c != nil {
diff --git a/ldap/model.go b/ldap/model.go
index d8e13bbb..09e2ccf7 100644
--- a/ldap/model.go
+++ b/ldap/model.go
@@ -99,11 +99,13 @@ func (cnf Config) BaseDN() string {
 }
 
 func (cnf Config) ServerAddr(withTls bool) string {
-	if withTls {
+	if withTls && cnf.Portldaps > 0 {
 		return fmt.Sprintf("%s:%d", cnf.Uri, cnf.Portldaps)
+	} else if !withTls && cnf.PortLdap > 0 {
+		return fmt.Sprintf("%s:%d", cnf.Uri, cnf.PortLdap)
 	}
 
-	return fmt.Sprintf("%s:%d", cnf.Uri, cnf.PortLdap)
+	return ""
 }
 
 func (cnf Config) PatternFilterGroup() string {