Security

Protect your Nexcess account with SMS 2FA. Our guide shows you how to enable text message codes for secure and fast two-factor authentication.

Strong password security is vital for protecting your server and all the services Plesk helps you manage. If you use your server for email, you want to make sure your email passwords are secure and hard to guess.

If you aren’t familiar with using the command line interface, using cPanel makes it easy to change MySQL user passwords.

Secure your server with Windows Firewall. Our guides show you how to open ports, manage IP rules, and configure this built-in security tool.

Actively scan file uploads for malware with CXS. Learn to install, configure, and use this tool to block exploits before they can infect your site.

Harden your Linux server with CSF. Our guides show you how to install, configure, and manage this powerful firewall and security application.

Use our Cloud Firewall to block threats before they reach your server. Learn to configure rules, manage ports, and enhance your cloud security.

Go beyond basic SSL. TLS hardening strengthens your server’s encryption by disabling weak protocols and ciphers to protect against modern attacks.

Secure your site with SSL. Our guides explain what SSL certificates are, how to install them, and how to build trust by encrypting user data.

Rootkits are stealthy malware that hide deep in your OS. Learn how to use specialized tools to detect and remove these dangerous hidden threats.

A firewall is your server’s first defense. Learn how firewalls block threats, the types available, and how to configure them for robust security.

Navigate security compliance. Learn about HIPAA, PCI, and GDPR and find hosting solutions to help protect sensitive data and meet your legal duties.