diff --git a/internal/auth/ldap.go b/internal/auth/ldap.go
index 672f10d..81b0d93 100644
--- a/internal/auth/ldap.go
+++ b/internal/auth/ldap.go
@@ -6,6 +6,7 @@ package auth
 
 import (
 	"errors"
+	"fmt"
 	"net/http"
 	"os"
 	"strings"
@@ -85,8 +86,8 @@ func (la *LdapAuthenticator) Login(
 
 	userDn := strings.Replace(la.config.UserBind, "{username}", user.Username, -1)
 	if err := l.Bind(userDn, r.FormValue("password")); err != nil {
-		log.Error("Error while binding to ldap connection")
-		return nil, err
+		log.Errorf("AUTH/LOCAL > Authentication for user %s failed: %v", user.Username, err)
+		return nil, fmt.Errorf("AUTH/LDAP > Authentication failed")
 	}
 
 	return user, nil
diff --git a/internal/auth/local.go b/internal/auth/local.go
index 0813e23..29996a4 100644
--- a/internal/auth/local.go
+++ b/internal/auth/local.go
@@ -8,6 +8,7 @@ import (
 	"fmt"
 	"net/http"
 
+	"github.com/ClusterCockpit/cc-backend/pkg/log"
 	"golang.org/x/crypto/bcrypt"
 )
 
@@ -39,7 +40,8 @@ func (la *LocalAuthenticator) Login(
 	r *http.Request) (*User, error) {
 
 	if e := bcrypt.CompareHashAndPassword([]byte(user.Password), []byte(r.FormValue("password"))); e != nil {
-		return nil, fmt.Errorf("AUTH/LOCAL > user '%s' provided the wrong password (%w)", user.Username, e)
+		log.Errorf("AUTH/LOCAL > Authentication for user %s failed!", user.Username)
+		return nil, fmt.Errorf("AUTH/LOCAL > Authentication failed")
 	}
 
 	return user, nil