diff --git a/docs/diagrams/architecture/http.md b/docs/diagrams/architecture/http.md
index 29a76b0b6..7cca9dbe4 100644
--- a/docs/diagrams/architecture/http.md
+++ b/docs/diagrams/architecture/http.md
@@ -1,9 +1,5 @@
 ```mermaid
 classDiagram
-    class SimpleHttpClient {
-        number DEFAULT_TIMEOUT$
-        number timeout;
-    }
     class HttpClient {
         <<interface>>
         string baseUrl
@@ -23,6 +19,11 @@ classDiagram
         Record~string, string~ query
         validateResponse(Record~string, string~ headers)
     }
+    class SimpleHttpClient {
+        number DEFAULT_TIMEOUT$
+        HeadersInit headers
+        number timeout
+    }
     HttpMethod o-- HttpClient
     HttpParams *-- HttpClient
     HttpClient <|.. SimpleHttpClient
diff --git a/packages/network/src/http/SimpleHttpClient.ts b/packages/network/src/http/SimpleHttpClient.ts
index b8e8e0cbe..93009263d 100644
--- a/packages/network/src/http/SimpleHttpClient.ts
+++ b/packages/network/src/http/SimpleHttpClient.ts
@@ -20,6 +20,8 @@ class SimpleHttpClient implements HttpClient {
      */
     public readonly baseURL: string;
 
+    public readonly headers: HeadersInit;
+
     /**
      * Return the amount of time in milliseconds before a timeout occurs
      * when requesting with HTTP methods.
@@ -27,24 +29,32 @@ class SimpleHttpClient implements HttpClient {
     public readonly timeout: number;
 
     /**
-     * Constructs an instance of SimpleHttpClient with the given base URL and timeout period.
+     * Constructs an instance of SimpleHttpClient with the given base URL,
+     * timeout period and HTTP headers.
+     * The HTTP headers are used each time this client send a request to the URL,
+     * if not overwritten by the {@link HttpParams} of the method sending the request.
      *
-     * @param {string} baseURL - The base URL for the HTTP client.
-     * @param {number} [timeout=SimpleHttpClient.DEFAULT_TIMEOUT] - The timeout period for requests in milliseconds.
+     * @param {string} baseURL - The base URL for HTTP requests.
+     * @param {HeadersInit} [headers=new Headers()] - The default headers for HTTP requests.
+     * @param {number} [timeout=SimpleHttpClient.DEFAULT_TIMEOUT] - The timeout duration in milliseconds.
      */
     constructor(
         baseURL: string,
+        headers: HeadersInit = new Headers(),
         timeout: number = SimpleHttpClient.DEFAULT_TIMEOUT
     ) {
         this.baseURL = baseURL;
         this.timeout = timeout;
+        this.headers = headers;
     }
 
     /**
      * Sends an HTTP GET request to the specified path with optional query parameters.
      *
      * @param {string} path - The endpoint path to which the HTTP GET request is sent.
-     * @param {HttpParams} [params] - Optional query parameters to include in the request.
+     * @param {HttpParams} [params] - Optional parameters for the request,
+     * including query parameters, headers, body, and response validation.
+     * {@link HttpParams.headers} override {@link SimpleHttpClient.headers}.
      * @return {Promise<unknown>} A promise that resolves with the response of the GET request.
      */
     public async get(path: string, params?: HttpParams): Promise<unknown> {
@@ -56,7 +66,9 @@ class SimpleHttpClient implements HttpClient {
      *
      * @param {HttpMethod} method - The HTTP method to use for the request (e.g., GET, POST).
      * @param {string} path - The URL path for the request.
-     * @param {HttpParams} [params] - Optional parameters for the request, including query parameters, headers, body, and response validation.
+     * @param {HttpParams} [params] - Optional parameters for the request,
+     * including query parameters, headers, body, and response validation.
+     * {@link HttpParams.headers} override {@link SimpleHttpClient.headers}.
      * @return {Promise<unknown>} A promise that resolves to the response of the HTTP request.
      * @throws {InvalidHTTPRequest} Throws an error if the HTTP request fails.
      */
@@ -76,6 +88,12 @@ class SimpleHttpClient implements HttpClient {
                     url.searchParams.append(key, String(value));
                 });
             }
+            const headers = new Headers(this.headers);
+            if (params?.headers !== undefined && params?.headers != null) {
+                Object.entries(params.headers).forEach(([key, value]) => {
+                    headers.append(key, String(value));
+                });
+            }
             const response = await fetch(url, {
                 method,
                 headers: params?.headers as HeadersInit,
@@ -120,7 +138,9 @@ class SimpleHttpClient implements HttpClient {
      * Makes an HTTP POST request to the specified path with optional parameters.
      *
      * @param {string} path - The endpoint to which the POST request is made.
-     * @param {HttpParams} [params] - An optional object containing query parameters or data to be sent with the request.
+     * @param {HttpParams} [params] - Optional parameters for the request,
+     * including query parameters, headers, body, and response validation.
+     * {@link HttpParams.headers} override {@link SimpleHttpClient.headers}.
      * @return {Promise<unknown>} A promise that resolves with the response from the server.
      */
     public async post(path: string, params?: HttpParams): Promise<unknown> {
diff --git a/packages/network/tests/http/SimpleHttpClient.solo.test.ts b/packages/network/tests/http/SimpleHttpClient.solo.test.ts
index 80a429e6e..eeaf9d711 100644
--- a/packages/network/tests/http/SimpleHttpClient.solo.test.ts
+++ b/packages/network/tests/http/SimpleHttpClient.solo.test.ts
@@ -63,7 +63,9 @@ describe('SimpleHttpClient solo tests', () => {
                 query: {},
                 body: {},
                 headers: {
-                    'X-Custom-Header': 'custom-value'
+                    'X-Custom-Header': 'custom-value',
+                    'Cache-Control':
+                        'no-store, no-cache, max-age=0, must-revalidate, proxy-revalidate'
                 },
                 validateResponseHeader: function (
                     headers: Record<string, string>
@@ -107,7 +109,11 @@ describe('SimpleHttpClient solo tests', () => {
      */
     test('timeout test - 100 ms', async () => {
         const timeout = 100; // 100ms timeout
-        const httpClient = new SimpleHttpClient(THOR_SOLO_URL, timeout);
+        const httpClient = new SimpleHttpClient(
+            THOR_SOLO_URL,
+            new Headers(),
+            timeout
+        );
 
         // Create a mock server that delays response
         const mockServer = jest.fn().mockImplementation(async () => {
diff --git a/packages/network/tests/thor-client/ThorClient.unit.test.ts b/packages/network/tests/thor-client/ThorClient.unit.test.ts
new file mode 100644
index 000000000..8aa1a5cba
--- /dev/null
+++ b/packages/network/tests/thor-client/ThorClient.unit.test.ts
@@ -0,0 +1,16 @@
+import { describe, expect, test } from '@jest/globals';
+import { TESTNET_URL, ThorClient } from '../../src';
+
+/**
+ * ThorClient module tests.
+ *
+ * @group unit/clients/thor-client
+ */
+describe('ThorClient deprecated methods', () => {
+    test('ok <- fromUrl', () => {
+        const expected = ThorClient.at(TESTNET_URL);
+        // eslint-disable-next-line sonarjs/deprecation
+        const actual = ThorClient.fromUrl(TESTNET_URL);
+        expect(actual.httpClient.baseURL).toEqual(expected.httpClient.baseURL);
+    });
+});