Update README.md

Author: R00t-Shell

README.md

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-# Gecko-Shell
+# Gecko Web Backdoor Tool
+
+![Gecko Shell](https://r00t-shell.com/wp-content/uploads/2025/02/Gecko-Shell.png)
+*Gecko-Shell - A Powerful Web Backdoor Tool for Penetration Testing and Security Bypass*
+
+Gecko is an advanced web backdoor tool designed to bypass security measures, provide root access, and manage shells. It offers a wide range of features for users who need to exploit security weaknesses and gain full control over compromised servers.
+
+## Features
+
+- **Bypass Errors:** Seamlessly bypass 403, 404, and 500 errors.
+- **Linux Exploit Suggester:** Suggests potential exploits for Linux systems.
+- **Backdoor Destroyer:** Removes any existing backdoors to secure the system.
+- **Auto Root with Pwnkit:** Automatically gain root access to Linux servers.
+- **Add Admin User to WordPress:** Add a new admin user to a compromised WordPress site.
+- **Lock Shell & File:** Secure shells and files to prevent unauthorized access.
+- **Cpanel Reset and Backconnect:** Includes Cpanel reset, Adminer, and backconnect features.
+- **Hash Identifier:** Identifies different hash types.
+- **Archive Compressor/Decompressor:** Compress and decompress archives effortlessly.
+- **No Detection Shell:** Ensures your shell remains undetected.
+
+## Installation and Setup
+
+To install and configure Gecko, follow these steps:
+
+1. **Download Gecko:**
+   Download the [Gecko tool](https://github.com/RootShelll/Gecko-Shell) from GitHub.
+   
+2. **Upload Gecko-Shell.php:**
+   Upload the `Gecko-Shell.php` file to your target server.
+
+3. **Access the File:**
+   Open the uploaded file in your browser and use the various tools provided by Gecko.
+
+### Note
+Always use this tool responsibly. We are not responsible for any illegal activities.
+
+## Usage Instructions
+
+### 1. Bypass Security Measures
+Gecko can bypass common errors like 403, 404, and 500 to ensure unimpeded access, even if strict security settings are in place.
+
+### 2. Gain Root Access
+Gecko automates root access to Linux servers using tools like Pwnkit, allowing privilege escalation and full system control.
+
+### 3. Add Admin User to WordPress
+For WordPress targets, Gecko enables the addition of a new admin user to the WordPress installation. This helps in gaining admin privileges on compromised sites.
+
+### 4. Backdoor Destroyer
+Gecko’s backdoor destroyer feature ensures that no malicious files remain by removing previously created backdoors after use.
+
+## Gecko Use Cases
+
+Gecko can be used for:
+
+- **Penetration Testing:** Perform authorized penetration testing and vulnerability assessments on your own systems.
+- **Remote Shell Management:** Manage and maintain access to remote shells in testing scenarios.
+- **Security Research:** Conduct security research and simulate exploitation on your own infrastructure.
+
+> **Important:** Always adhere to ethical hacking practices. Ensure you have permission before testing or deploying any of these tools on external servers or websites.
+
+## Contributing
+
+Feel free to fork this repository and contribute to the ongoing development of Gecko. We welcome contributions that improve security, expand features, or enhance documentation.
+
+## License
+
+Gecko is licensed under the [MIT License](LICENSE).