diff --git a/lib/keycloak.d.ts b/lib/keycloak.d.ts
index 9f5e07c..b2e8e49 100644
--- a/lib/keycloak.d.ts
+++ b/lib/keycloak.d.ts
@@ -228,6 +228,13 @@ export interface KeycloakInitOptions {
 	 * HTTP method for calling the end_session endpoint. Defaults to 'GET'.
 	 */
 	logoutMethod?: 'GET' | 'POST';
+
+	/**
+	 * Configures url parameters to forward to Keycloak server.
+	 * These are specified as an object with key-value pairs.
+	 * Note that the keys need to be enabled in the Keycloak server in the 'Forwarded parameters' section.
+	 */
+	forwardParameters?: { [key: string]: string };
 }
 
 export interface KeycloakLoginOptions {
@@ -295,6 +302,13 @@ export interface KeycloakLoginOptions {
 	 */
 	locale?: string;
 
+	/**
+	 * Configures url parameters to forward to Keycloak server.
+	 * These are specified as an object with key-value pairs.
+	 * Note that the keys need to be enabled in the Keycloak server in the 'Forwarded parameters' section.
+	 */
+	forwardParameters?: { [key: string]: string };
+
 	/**
 	 * Specifies arguments that are passed to the Cordova in-app-browser (if applicable).
 	 * Options 'hidden' and 'location' are not affected by these arguments.
diff --git a/lib/keycloak.js b/lib/keycloak.js
index c59e5f7..66c7cd6 100755
--- a/lib/keycloak.js
+++ b/lib/keycloak.js
@@ -80,6 +80,8 @@ export default class Keycloak {
     /** @type {KeycloakPkceMethod} */
     pkceMethod = 'S256';
     enableLogging = false;
+    /** @type {{ [key: string]: string }=} */
+    forwardParameters;
     /** @type {'GET' | 'POST'} */
     logoutMethod = 'GET';
     /** @type {string=} */
@@ -268,6 +270,10 @@ export default class Keycloak {
             this.scope = initOptions.scope;
         }
 
+        if (initOptions.forwardParameters) {
+            this.forwardParameters = initOptions.forwardParameters;
+        }
+
         if (typeof initOptions.messageReceiveTimeout === 'number' && initOptions.messageReceiveTimeout > 0) {
             this.messageReceiveTimeout = initOptions.messageReceiveTimeout;
         }
@@ -1268,6 +1274,13 @@ export default class Keycloak {
             params.append('acr_values', options.acrValues);
         }
 
+        if (options?.forwardParameters) {
+            const forwardParameters = options.forwardParameters;
+            Object.keys(forwardParameters).forEach(function (key) {
+                params.append(key, forwardParameters[key]);
+            });
+        }
+
         if (this.pkceMethod) {
             try {
                 const codeVerifier = generateCodeVerifier(96);