diff --git a/internal/session/session.go b/internal/game/session.go
similarity index 82%
rename from internal/session/session.go
rename to internal/game/session.go
index 07b7e1a..ec14cc9 100644
--- a/internal/session/session.go
+++ b/internal/game/session.go
@@ -1,17 +1,9 @@
-package session
+package game
 
 import (
-	"fmt"
-
 	petname "github.com/dustinkirkland/golang-petname"
 )
 
-type User struct {
-	Name       string
-	PublicKey  string
-	PrivateKey string
-}
-
 var lastSessionId int = 0
 var sessionStorage []Session = []Session{}
 var nameToSession map[string]*Session = make(map[string]*Session)
@@ -35,11 +27,13 @@ func NewSession() Session {
 	nameToSession[sessionName] = &s
 	lastSessionId++
 
-	fmt.Println(sessionName)
-
 	return s
 }
 
 func GetSession(name string) *Session {
 	return nameToSession[name]
 }
+
+func (s *Session) AddUser(user User) {
+	s.Users = append(s.Users, user)
+}
diff --git a/internal/game/user.go b/internal/game/user.go
new file mode 100644
index 0000000..2ff18bc
--- /dev/null
+++ b/internal/game/user.go
@@ -0,0 +1,23 @@
+package game
+
+import (
+	"crypto/ed25519"
+	"crypto/rand"
+)
+
+type User struct {
+	Name       string
+	PublicKey  ed25519.PublicKey
+	PrivateKey ed25519.PrivateKey
+}
+
+func NewUser(name string) User {
+	// ed25519
+
+	public, private, _ := ed25519.GenerateKey(rand.Reader)
+	return User{
+		Name:       name,
+		PublicKey:  public,
+		PrivateKey: private,
+	}
+}
diff --git a/internal/rest_handler/create_session.go b/internal/rest_handler/create_session.go
index e091f85..d9cc38f 100644
--- a/internal/rest_handler/create_session.go
+++ b/internal/rest_handler/create_session.go
@@ -3,11 +3,11 @@ package rest_handler
 import (
 	"net/http"
 
-	"gitea.elara.ws/Hazel/hangman/internal/session"
+	"gitea.elara.ws/Hazel/hangman/internal/game"
 	"github.com/labstack/echo/v4"
 )
 
 func CreateSession(c echo.Context) error {
-	s := session.NewSession()
+	s := game.NewSession()
 	return c.JSON(http.StatusOK, s)
 }
diff --git a/internal/rest_handler/create_user.go b/internal/rest_handler/create_user.go
new file mode 100644
index 0000000..7754238
--- /dev/null
+++ b/internal/rest_handler/create_user.go
@@ -0,0 +1,26 @@
+package rest_handler
+
+import (
+	"net/http"
+
+	"gitea.elara.ws/Hazel/hangman/internal/game"
+	"github.com/labstack/echo/v4"
+)
+
+func CreateUser(c echo.Context) error {
+	session := game.GetSession(c.Param("session"))
+
+	type BodyContent struct {
+		Name string
+	}
+	var bodyContent BodyContent
+
+	err := c.Bind(&bodyContent)
+	if err != nil {
+		return c.String(http.StatusBadRequest, err.Error())
+	}
+
+	user := game.NewUser(bodyContent.Name)
+	session.AddUser(user)
+	return c.JSON(http.StatusOK, user)
+}
diff --git a/main.go b/main.go
index 66f308a..f634b47 100644
--- a/main.go
+++ b/main.go
@@ -37,9 +37,10 @@ func main() {
 		templates: templates,
 	}
 
-	e.GET("/", view_handler.CreateSession)
-	e.GET("/api/session", rest_handler.CreateSession)
+	e.POST("/api/session", rest_handler.CreateSession)
+	e.POST("/api/:session/user", rest_handler.CreateUser)
 
+	e.GET("/", view_handler.CreateSession)
 	e.GET("/:name", view_handler.CreateUser)
 
 	e.Logger.Fatal(e.Start(":1323"))