Super Linux VPS with Cyber Attack Protection

Why use CloudLinux? 

Stability

Stable servers reduce churn and allow you to increase density. The CloudLinux OS stability features prevent resource spikes and make your servers rock-solid stable, even in the most stressful situations.

Security

CloudLinux OS protects your servers from attacks by virtualizing users’ file systems and prevent sensitive information disclosure.

The kernel-level technology prevents all known symbolic link attacks, which further enhances the security level of the servers.

Secure the unsupported versions of PHP where, vulnerabilities, even if discovered, are not patched by the PHP.net community.

Performance

Troubleshooting performance problems with detailed information on system bottlenecks, slow database queries, functions, or external calls.

What is Imunify360?

Imunify360 is a server security suite used mainly on Linux web hosting servers (especially cPanel, Plesk, and DirectAdmin). It protects servers and hosted websites from malware, hacks, and brute‑force attacks, with a strong focus on automation and low admin effort.

What Imunify360 does

1. Malware protection

• Scans files on the server for malicious code
• Detects website infections (PHP malware, backdoors, web shells)
• Can automatically clean infected files in many cases
• Monitors file changes in real time

2. Web application firewall (WAF)

• Blocks common web attacks such as:
  • SQL injection
  • Cross‑site scripting (XSS)
  • Remote code execution
• Uses rules tuned specifically for shared hosting environments

3. Intrusion and brute‑force protection

• Detects repeated failed login attempts
• Blocks IPs attacking:
  • SSH
  • FTP
  • Email
  • Control panels
• Maintains a global reputation system that shares malicious IP data across servers

4. Proactive defense

• Uses behavior analysis to stop unknown threats, not just known malware
• Can prevent malicious scripts from executing even before a signature exists

5. Patch management (KernelCare integration)

• Applies live kernel patches without rebooting
• Reduces downtime and keeps the server secure against kernel vulnerabilities

6. Centralized management

• Web interface inside the hosting control panel
• Command‑line tools for admins
• Clear reports on threats, blocked IPs, and cleaned malware

Who typically uses Imunify360

• Web hosting providers
• VPS and dedicated server owners
• Managed hosting companies
• Agencies hosting many client websites

It is especially popular in shared hosting because it protects many sites without needing per‑site configuration.

How it compares to similar tools

• Compared to CSF/LFD: much more automated and malware‑focused
• Compared to Wordfence: server‑level protection instead of per‑WordPress‑site
• Compared to ClamAV: more advanced detection, automatic cleanup, and attack prevention

Licensing

• Paid software
• Licensed per server

In short

Imunify360 is an all‑in‑one security solution for Linux hosting servers that prevents hacks, detects malware, and automatically responds to attacks with minimal manual work.

One Great Feature, Everyone like!

One feature almost everyone appreciates in Imunify360 is its real‑time malware scanner.

It continuously scans files on the server, detects known and unknown malware using signature‑based and behavior‑based checks, and automatically quarantines infected files. This happens without noticeable performance impact, which is why hosting providers and site owners like it so much.

Key reasons it’s popular:

• Real‑time protection instead of scheduled-only scans
• Automatic cleanup and quarantine options
• Catches zero‑day threats using heuristic analysis
• Clear reporting in cPanel, DirectAdmin, and Plesk
• Low false‑positive rate compared to many scanners

Another Great Feature!

The firewall is one of the strongest parts of Imunify360. It works automatically and focuses on stopping attacks before they reach your server.

What it does

• Blocks malicious IPs using a global reputation database shared across many servers.
• Stops brute‑force attacks against SSH, FTP, email, and control panels.
• Detects suspicious behavior and blocks IPs in real time.
• Uses intelligent rate limiting to prevent abuse without affecting real users.

Key benefits

• Zero configuration for most setups — it starts protecting right after installation.
• Self‑learning: adapts based on attack patterns seen across the network.
• Low false positives compared to traditional firewalls.
• Works with existing firewalls like iptables, nftables, CSF, and firewalld.

Management features

• View blocked IPs and reasons in the Imunify360 dashboard.
• Manually whitelist or blacklist IP addresses.
• Set custom rules for countries, services, or attack types.
• Temporary blocks expire automatically, reducing admin work.

Why it matters

Traditional firewalls rely on static rules. Imunify360’s firewall reacts to live threats and benefits from shared intelligence, which means new attacks are often blocked before they hit your server.

What is AccelerateWP in CloudLinux OS?

AccelerateWP is a performance feature in CloudLinux OS designed to make WordPress websites load faster and use fewer server resources.

It is built into CloudLinux OS , and it works automatically once enabled.

AccelerateWP optimizes WordPress at the PHP and filesystem level, without needing plugins.

Main functions:

1. Faster PHP execution for WordPress

• Uses PHP X-Ray–style optimizations tuned specifically for WordPress
• Reduces PHP execution time for common WordPress requests
• Lowers CPU usage per site

2. Smart file system caching

• Optimizes how WordPress core files are read
• Reduces disk I/O for frequently accessed files
• Helps especially on shared hosting servers

3. Automatic detection

• Detects WordPress installations automatically
• No configuration required per site
• Works across multiple PHP versions

4. Resource efficiency

• Uses fewer CPU and I/O resources per request
• Helps hosts fit more accounts on the same server without slowdown
• Reduces noisy-neighbor problems

AccelerateWP is not:

• A WordPress plugin
• A page cache (like WP Rocket or LiteSpeed Cache)
• A replacement for object caching (Redis, Memcached)
• A CDN

It works below WordPress, at the server level.

Who benefits from it

• Shared hosting providers using CloudLinux
• WordPress sites without heavy caching plugins
• Servers with many small to medium WordPress sites
• Users who cannot install or manage performance plugins

When you will notice the most benefit

• Sites with high PHP execution time
• Sites using many WordPress core operations
• Servers under CPU or I/O pressure
• Shared hosting environments

Requirements

• CloudLinux OS Shared Pro or Solo
• Enabled by the hosting provider
• WordPress installation detected on the account

Summary

AccelerateWP is a server-level WordPress performance boost in CloudLinux that:

• Speeds up WordPress PHP execution
• Reduces resource usage
• Works automatically
• Requires no WordPress changes

Do you need help? Send us a ticket with your questions and we’ll get back to you as soon as possible.