Browser Extension by Netcraft provides real-time protection from malicious sites including phishing, fake shops, and malicious scripts like JavaScript skimmers and cryptocurrency miners. It allows easy access to site information and to report suspicious sites. It protects against a wide range of malicious attacks, preventing visits to sites classified as malicious. Users can report new threats directly from the extension. It is easy to configure the level of protection by enabling or disabling different attack types in the extension options. Users get quick access to a detailed report about the site’s technology and hosting provider. The extension checks websites against Netcraft’s blocklist and warns users when visiting known fake shops. It also features credential leak detection, blocking suspicious requests with credit card numbers. The extension is available for Mozilla Firefox, Google Chrome, Opera, and Microsoft Edge.