Software Alternatives & Startups

PentesterLab VS CloudLinux

Compare PentesterLab VS CloudLinux and see what are their differences

PentesterLab

Learn all about web hacking through online courses spanning the basics to advanced vulnerabilities

Rating
0 reviews
CloudLinux

Making Linux secure, stable, and profitable for thousands of hosting providers and data centers worldwide.

Rating
0 reviews
Pricing
Open source
Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Which is more popular?

Based on our record, PentesterLab seems to be more popular. It has been mentioned 17 times since March 2021.

social mentions
17 vs 0
Education popularity
100% vs 0%

Base details

Website, pricing, platforms and company facts side by side.

PentesterLab
CloudLinux
Website pentesterlab.com cloudlinux.com
Pricing —
Open source
Listed in

Features and specs

What each product offers, as listed by its team.

PentesterLab 5 features
CloudLinux 5 features
  • Comprehensive Learning
    PentesterLab offers a wide range of practical exercises and challenges that cover various aspects of web application security, providing users with a comprehensive learning experience.
  • Hands-On Labs
    The platform provides hands-on labs that simulate real-world scenarios, enabling learners to practice and enhance their penetration testing skills in a controlled environment.
  • Beginner to Advanced Content
    PentesterLab caters to users of different skill levels by offering content that ranges from beginner to advanced, making it suitable for both novices and experienced professionals.
  • Certificates of Completion
    Users receive certificates of completion after successfully finishing each module, which can be used to demonstrate their skills and knowledge to potential employers.
  • Community Support
    The platform has a community of users and a forum where learners can discuss challenges, share insights, and seek help, fostering a collaborative learning environment.

Possible disadvantages

  • Subscription Fee
    Access to PentesterLab's full range of content requires a subscription, which may not be affordable for everyone, especially students or hobbyists.
  • Complexity for Beginners
    While the platform offers beginner content, some users may find certain modules challenging if they lack a foundational understanding of networking and programming concepts.
  • Limited Free Content
    Only a small portion of the platform's resources is available for free, which may limit the ability to fully assess the platform before committing to a paid subscription.
  • Self-Paced Learning
    The self-paced nature of the learning process requires users to be highly self-motivated and disciplined, which might not suit everyone’s learning preference.
  • Requires Technical Setup
    Some of the labs may require specific technical setups or require users to use their own machines, which could pose a barrier for those who are not familiar with these processes.
  • Enhanced Server Stability
    CloudLinux uses its lightweight virtualization technology (LVE) to isolate each tenant on a shared hosting server, preventing any single user from consuming excessive resources and crashing the server for everyone else. This ensures consistent uptime and performance.
  • Improved Security with HardenedPHP and KernelCare
    CloudLinux offers HardenedPHP, which patches old and unsupported PHP versions against known vulnerabilities, and KernelCare, which provides live kernel patching without requiring server reboots. These features significantly enhance server security posture.
  • Resource Limit Management
    Administrators can set granular resource limits (CPU, memory, I/O, number of processes, etc.) per user account using LVE Manager. This makes it easy to manage shared hosting environments and ensure fair resource distribution among tenants.
  • CageFS File System Virtualization
    CageFS creates a virtualized file system for each user, preventing them from seeing other users on the server, viewing sensitive configuration files, or exploiting server vulnerabilities. This adds an important layer of isolation and security.
  • Wide Compatibility with Hosting Panels
    CloudLinux integrates seamlessly with popular hosting control panels such as cPanel, Plesk, and DirectAdmin, making it straightforward for hosting providers to adopt without overhauling their existing infrastructure or workflows.

Possible disadvantages

  • Additional Licensing Cost
    CloudLinux requires a paid monthly or annual license on top of the base server cost. For smaller hosting providers or individual server owners, this additional expense can add up and may not always be justifiable compared to free alternatives.
  • Limited to CentOS/RHEL-Based Systems
    CloudLinux is built on top of RHEL/CentOS and does not support other Linux distributions like Ubuntu or Debian. This limits its adoption for hosting providers who prefer or already run non-RHEL-based environments.
  • Learning Curve for Configuration
    While CloudLinux provides powerful resource management tools, properly configuring LVE limits, CageFS, PHP Selector, and other features requires a solid understanding of the platform. Misconfiguration can lead to users being unnecessarily restricted or resources being poorly allocated.
  • Potential Performance Overhead
    The additional layers of virtualization, resource monitoring, and file system isolation introduced by CloudLinux can impose a slight performance overhead on the server compared to running a bare, unmodified Linux distribution without these controls.
  • Dependency on CloudLinux Ecosystem
    Adopting CloudLinux means relying on their ecosystem for kernel updates, PHP patches, and security fixes. If the company experiences delays in releasing patches or changes its pricing/licensing model, hosting providers may find themselves locked into a dependency that is difficult to migrate away from.

Analysis

An editorial look at what each product does well and who it suits.

PentesterLab
CloudLinux

No analysis of PentesterLab yet.

Overall verdict

  • CloudLinux is a well-regarded, mature Linux OS distribution and toolset specifically designed for shared hosting and multi-tenant server environments, offering strong isolation, resource management, and security features that make it a solid choice for hosting providers.

Why this product is good

  • Provides LVE (Lightweight Virtual Environment) technology for per-tenant resource isolation, preventing 'bad neighbor' effects on shared servers
  • Enhances server stability and security by isolating users so that one account's issues (crashes, resource spikes) don't affect others
  • Offers extended lifecycle support (longer than standard CentOS/RHEL support windows), which is valuable for legacy systems
  • Includes tools like CloudLinux OS Shield, Imunify360 integration, and hardened kernel options for improved security
  • Compatible with popular control panels like cPanel and Plesk, making it easy to integrate into existing hosting stacks
  • Backed by an established company with a long track record in the hosting industry and responsive support
  • Offers granular control over CPU, memory, I/O, and other resources per user account
  • Provides PHP Selector and multiple PHP version support, useful for hosting providers serving diverse client needs

Recommended for

  • Web hosting companies running shared or reseller hosting environments
  • Hosting providers needing to isolate customer accounts on the same physical server
  • Businesses requiring extended OS support lifecycles beyond standard RHEL/CentOS EOL dates
  • Enterprises using cPanel or Plesk that want tighter security and resource control
  • Hosting companies looking to reduce support tickets caused by noisy-neighbor resource contention
  • IT teams managing multi-tenant infrastructure who need governance and monitoring tools built into the OS layer

Videos

Walkthroughs and reviews on video.

PentesterLab 1 video + Add
CloudLinux 3 videos + Add

THIS IS WHY YOU SHOULD GET A PENTESTERLAB PRO SUBSCRIPTION!

When To Use Cloudlinux On Your Virtual Private Server (VPS)

More videos

  • - CloudLinux OS+ in a minute: Explore Features
  • - How CloudLinux Plans to Keep CentOS 6 Alive

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
PentesterLab
CloudLinux
100% 100%
0% 0%
0% 0%
100% 100%
100% 100%
0% 0%
0% 0%
100% 100%

User comments

Share your experience with using PentesterLab and CloudLinux. For example, how are they different and which one is better?

Log in or Post with

Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

PentesterLab 17 mentions
CloudLinux 0 mentions
  • Diving into Bug Bounty Hunting: My Journey Begins with Resources and Tips for Beginners
    Learning Websites: PortSwigger Web Security Academy - Free, comprehensive web security training. I recommend PortSwigger Academy if you are starting out. Bugcrowd University - Free educational resources for bug bounty hunters.... - Source: dev.to / almost 2 years ago
  • Where to start?
    For pentesting, look at the below: - https://portswigger.net/web-security - https://pentesterlab.com/ - https://www.hackthebox.com/. Source: over 3 years ago
  • Seeking Advice and Opinions
    These codes can be useful in different situations. A good site to test out different types of attacks and recon is: http://pentesterlab.com (mind it has a premium subscription plan but u can use it free). Source: about 4 years ago

View more

Tracking CloudLinux since Mar 2021.

Alternatives to PentesterLab and CloudLinux

When comparing PentesterLab and CloudLinux, you can also consider the following products.