cPanel

How to Use cPanel API Tokens

Overview In cPanel & WHM version 80, we introduced cPanel application programming interface (API) tokens. cPanel users can issue these…

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How to Update Ciphers and TLS Protocols

Valid for versions 82 through the latest version Version: 82 Overview Most cPanel & WHM-managed services use OpenSSL to provide…

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How to Troubleshoot PCI Compliance Scans

Overview Important: To fully address this issue, you must understand SSLCipherSuite entries and their values. For more information, read Apache’s…

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How to Troubleshoot Jailshell Problems on a Virtuozzo or OpenVZ VPS

Overview This document explains common problems that occur on systems that use a jailed shell environment on a Virtuozzo or…

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How to Secure SSH

Overview This document lists several helpful changes that you can make to your server to improve SSH security. We strongly…

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How to Reset a cPanel Subaccount Password

Overview Important: The Reset Password feature for Subaccounts requires cPanel & WHM version 56 or later. To use this feature,…

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How to Reset a cPanel Account Password

Overview cPanel & WHM allows you to to reset your cPanel account password. The password reset process sends a security…

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How to Prevent cPanel Users from Creating Certain Domains

Overview cPanel & WHM allows you to deny cPanel users the ability to create certain domains or use certain top-level…

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How to Mitigate Slowloris Attacks

Overview The Slowloris attack attempts to open a large number of connections with a web server. Then, the attacker holds…

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How to Manually Remove the cPanel-Provided Hardened Kernel

Overview This document describes how to manually replace the cPanel-provided hardened kernel with a standard kernel. Warning: We deprecated the…

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