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Why You Need IP Whitelisting If you’re running a cPanel server with Imunify360 as your only firewall (without CSF or another layer), Imunify360 is the single gatekeeper for all incoming traffic. Its automated threat detection is aggressive by design — it will block IPs that trigger too many requests, fail authentication, or match known threat … Read more
When working with LXD, most users default to the standard ubuntu: remote. While reliable, those images are designed for general cloud use and can be unnecessarily “heavy.” If you want a leaner, faster, and more secure container, you should be using Ubuntu Minimal. In this guide, we’ll skip the confusing image tables and show you … Read more
How to run SSH commands on multiple servers from a list If you need to run the same SSH command on multiple servers, you can automate it using either a while loop or a for loop in Bash. Both methods work, but they have subtle differences that are important to understand. Using a while read … Read more
When you receive SSL certificate files from a Certificate Authority (CA), you typically end up with three pieces: Before installing anything, you should verify that: This guide uses only modern OpenSSL methods, which work for RSA and ECDSA keys alike (no old “modulus” tricks). 1) Verify that the private key matches the certificate (modern method) … Read more
The Importance of Reserved IP Addresses in cPanel/WHM Managing IP addresses correctly in a hosting environment is crucial for security, stability, and preventing accidental service disruption. In cPanel/WHM, one of the most overlooked features is the Reserved IPs system — a mechanism that prevents specific IP addresses from being used or reassigned improperly. Understanding IP … Read more
Exploring .tar Archives Without Unpacking Inspecting the contents of a .tar or .tar.gz archive is a common task for system administrators and developers. You may want to peek inside without actually extracting anything, and without getting overwhelmed by recursive file listings. This guide walks through several methods—ranging from basic to advanced—and weighs the pros and … Read more
Warning: this is a dangerous script, that deletes in bulk, matching string subdomains from a cpanel account. It is designed as one liner.
Managing and Cleaning up the Eximstats SQLite Database in cPanel What Is the Eximstats Database? The eximstats database is used by cPanel servers to store statistics about email traffic. It captures data such as messages sent, failed deliveries, deferrals, and more. This data is useful for mail reporting in WHM or for scripts parsing mail … Read more
WordPress plugins play a crucial role in extending the functionality of websites. However, from a security perspective, it is important to be aware of the plugins installed on a server, as outdated or vulnerable plugins can be exploited by attackers. This guide provides a simple Bash one-liner to search for a specific WordPress plugin across … Read more
Run Local Bash Scripts Remotely Run local bash script.sh over ssh, with sudo as root, using custom ssh key and sudo user. Run local bash script.sh over ssh, simplified version Run Local Perl Scripts Remotely Run local Perl perlscript.pl over ssh, quietly (-q)
Troubleshooting the Imunify360 Agent Understanding the Imunify360 Agent vs. imunify360-agent Command For system administrators working with Imunify360, it is important to differentiate between the Imunify360 Agent as the core functionality of the security suite and the imunify360-agent command-line tool. The Imunify360 Agent is a service that runs continuously in the background, providing real-time security monitoring, … Read more
The command is using whmapi1 and jq and needs to run as root. whmapi1 listaccts want=user –output=json | jq ‘.data.acct | length’ This command does: