3 Tools to Help Secure Your Server or Website

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In a recent project, I’ve been liaising with web security experts to carry out security testing on a number of client servers. During my research, I’ve come across various free tools that can help you identify any potential issues.

Auto-Reporting LFD Block Reports to Abuse IP DB v2

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Due to popular demand, I have upgraded my initial LFD reporting script to use the IP Abuse DB v2 APIs. This post covers the new script and how it can be used. Please read my previous post to understand the background of the script.

Firewall, Hacking, IP Abuse, Security

Creating Symlinks to Libraries in Composer

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When developing a new library in PHP, it’s sometimes useful to symlink the library into a project while you work on it. Find out how to update your Composer config to achieve this.

Composer, Development, PHP, Tutorial

Auto-Reporting LFD Block Reports to Abuse IP DB

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I created a PHP script that would allow the CSF / LFD firewall plugin on my server to report IPs that brute-force logins or port scan my server to the AbuseIPDB website. This tutorial shows how I achieved this.

Firewall, Hacking, IP Abuse, Security

Making Ajax Calls Sequentially using jQuery

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In a recent project, there was a need to make ajax calls to a remote server in a sequential manner to synchronise data. Each call would wait for the previous one to complete, before triggering the next one. See the code here.

Ajax, JavaScript, jQuery, Tutorial

Dynamically Adding Passwords to PDFs using PHP

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In a recent project, I was asked to modify uploaded PDFs to dynamically insert a user specified password to keep files secure. This tutorial shows you how this can be achieved using PDF libraries from Setasign.

PDF, PHP, Security, Tutorial

Satwant Singh Kenth, Education Officer, CDI Europe