Binance “Signature for This Request is Not Valid” Error: A Troubleshooting Guide

Imagine this: you’re ready to make a move in the crypto market, fingers hovering over your Binance app. You’ve found the perfect trade, heart pounding with anticipation. Just as you hit “Confirm,” a dreaded error message pops up: “Signature for this request is not valid.” Talk about a mood killer, right?

Don’t worry, you’re not alone. This error, while frustrating, is a common hiccup for Binance users. Luckily, it’s usually pretty easy to fix. This guide will walk you through the ins and outs of the “Signature for this request is not valid” error, exploring its causes and providing you with practical solutions to get you back to trading in no time.

Why Does the “Signature for This Request is Not Valid” Error Occur?

Let’s understand what that cryptic message actually means. In simple terms, Binance uses something called an API (Application Programming Interface) to verify your requests and keep your account safe. Think of it as a digital handshake between you and the platform. When you see the “Signature for this request is not valid” error, it essentially means the handshake failed. Binance couldn’t verify that it was really you making the request.

Here are some of the most frequent culprits behind this error:

1. Incorrect Time and Date Settings

Your device’s internal clock acts as a timestamp for your requests. If it’s out of sync with Binance’s servers, your request might be rejected for security reasons.

2. Outdated Binance App or Website

Just like any software, your Binance app or the website itself can become outdated. Using an outdated version can lead to compatibility issues and trigger errors, including the dreaded signature problem.

3. Corrupted Cache and Cookies

Your browser or app stores temporary data called cache and cookies to speed up loading times and remember your preferences. Over time, this data can become corrupted and interfere with your Binance transactions.

4. VPN or Proxy Server Interference

Using a Virtual Private Network (VPN) or proxy server can sometimes mask your true location and IP address. While this can be great for online privacy, it can confuse Binance’s security protocols, leading to the signature error.

5. Issues with Your Binance API Keys

If you’re using API keys to connect third-party applications to your Binance account, incorrect or improperly configured keys can lead to authentication problems and trigger the error.

How to Fix the “Signature for This Request is Not Valid” Error

Now that you know what causes the error, let’s dive into the solutions:

1. Check Your Device’s Time and Date Settings

For Computers:

  • Windows: Right-click the clock on your taskbar, select “Adjust date/time,” and make sure the “Set time automatically” option is enabled.
  • macOS: Go to System Preferences > Date & Time. Ensure the “Set date and time automatically” box is checked.

For Mobile Devices:

  • Android: Open your device’s Settings > System > Date & time. Make sure the “Automatic date & time” toggle is turned on.
  • iOS: Go to Settings > General > Date & Time. Enable the “Set Automatically” option.

2. Update Your Binance App or Website

  • Mobile App: Head to the App Store (iOS) or Google Play Store (Android) and search for “Binance.” If an update is available, you’ll see an “Update” button.
  • Website: Ensure you’re accessing Binance from the official website ( Most modern browsers will automatically update, but you can usually check for updates in the browser’s settings menu.

3. Clear Your Browser’s Cache and Cookies

  • Chrome: Click the three vertical dots in the top right corner > More Tools > Clear browsing data. Choose a time range and select “Cookies and other site data” and “Cached images and files.” Click “Clear data.”
  • Firefox: Click the three horizontal lines in the top right corner > History > Clear Recent History. Select a time range, check “Cookies” and “Cache,” and click “OK.”

4. Disable VPN or Proxy Server (Temporarily)

If you’re using a VPN or proxy, try temporarily disabling it while accessing Binance. If this solves the problem, you might need to whitelist Binance in your VPN settings or contact your VPN provider for assistance.

5. Review Your Binance API Keys (If Applicable)

If you’re using API keys, double-check that they’re entered correctly in your trading application or platform. If you suspect a security issue or have accidentally exposed your API keys, generate a new set of keys within your Binance account settings.

6. Contact Binance Support

If you’ve tried all the steps above and are still encountering the “Signature for this request is not valid” error, it’s best to reach out to Binance’s customer support team directly. They have the tools and expertise to investigate further and provide personalized assistance.

Tips to Avoid the Error in the Future

Prevention is always better than cure. Here are some proactive steps you can take to minimize the chances of encountering the signature error again:

  • Regularly update your device’s time and date settings.
  • Keep your Binance app or browser updated to the latest version.
  • Clear your browser’s cache and cookies periodically.
  • Use a reputable VPN service and configure it properly for Binance (if needed).
  • Handle your Binance API keys with care and regenerate them if you suspect any security breaches.


Encountering the “Signature for this request is not valid” error on Binance can be a frustrating experience. However, by understanding its causes and following the troubleshooting steps outlined in this guide, you can quickly resolve the issue and get back to trading smoothly.

Remember to keep your software updated, manage your browser data, and exercise caution with your API keys to prevent this error from occurring in the future. Happy trading!