The Security Checklist - The Practical Security Checklist for Web Developers
uBlock Origin - Popular and efficient blocker for Chromium, Chrome, Edge, Firefox, Opera, Safari, Thunderbird.
SafeBase - SafeBase is the interactive security portal to share your security posture, automate access to sensitive compliance information, and subscribe to vendor security program updates.
Adblock Plus - AdBlock Plus is a browser extension for Firefox, Chrome, Opera, and several other popular browsers that prevents intrusive ads like pop-ups and malicious code from appearing on websites you visit.
WordPress Security Scanner - Check if your WordPress site has known vulnerabilities
AdGuard - Surf the Web Ad-Free and Safely. Shield up!