When it comes to protecting a WordPress website, various strategies and steps can be employed to enhance security. Here are some key measures:
1. Keep the System and Plugins Updated
WordPress and its plugin developers regularly release updates to address security vulnerabilities. Maintaining the latest versions of the WordPress core, themes, and plugins is the initial step in safeguarding the site against known vulnerability exploits.
Example: Periodically review update notifications in the WordPress dashboard and promptly install these updates.
2. Use Strong Passwords and Proper User Permissions
Implement strong passwords for all WordPress accounts and appropriately restrict user permissions. For instance, if a user only requires article editing privileges, grant them no permissions to manage plugins or themes.
Example: Use passwords exceeding 12 characters for the administrator account, incorporating a mix of uppercase and lowercase letters, numbers, and special characters.
3. Install Security Plugins
Security plugins like Wordfence or Sucuri assist in preventing malicious attacks, monitoring suspicious activities, and strengthening firewall protection.
Example: Install the Wordfence plugin, activate the firewall and virus scanning features, and periodically check the reports.
4. Use SSL Certificates
SSL certificates encrypt data transmitted between the server and user browser, ensuring data security and preventing interception.
Example: Acquire and activate an SSL certificate from your hosting provider, or utilize a free certificate from Let's Encrypt.
5. Perform Regular Website Backups
Regularly backing up website data and databases enables swift recovery if the site is attacked or crashes.
Example: Utilize plugins such as UpdraftPlus to configure automatic backups, with backup files stored in a secure remote location.
6. Limit Login Attempts
Restricting the number of login attempts helps prevent brute-force attacks. If excessive attempts occur, the system should temporarily lock the account.
Example: Implement the Login LockDown plugin to restrict login attempts to three within a five-minute window.
7. Hide the WordPress Version Number
Masking the WordPress version number helps prevent attackers from exploiting known vulnerabilities associated with specific versions.
Example: Insert code snippets into the functions.php file to hide the version number.
8. Use Two-Factor Authentication
Two-factor authentication (2FA) introduces an additional verification step during login, significantly improving account security even if the password is exposed.
Example: Activate Google Authenticator for WordPress accounts.
By implementing these measures, the security of a WordPress website can be significantly enhanced, minimizing the risk of hacking. Sustaining website security demands continuous effort and regular maintenance and updates.