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Protect yourself from phishing attacks by automatically blocking internationalized domain names (IDNs) that use Punycode encoding. IDNblock: Secure Your Browsing Experience by Blocking Suspicious Internationalized Domains The web is becoming increasingly global, with domain names now capable of including characters from various scripts, such as Cyrillic, Greek, and Chinese. While this allows for greater diversity online, it also opens the door to phishing attacks and other security risks. Malicious actors often exploit these internationalized domain names (IDNs) to create deceptive URLs that appear almost identical to well-known, legitimate sites but use look-alike characters from non-ASCII scripts. IDNblock is a robust browser extension designed to protect you from such threats by automatically blocking access to these potentially dangerous IDNs. By leveraging Punycode, a method that encodes Unicode domain names as ASCII-compatible strings, IDNblock identifies and filters out suspicious domains that could be used in phishing schemes. Key Features: Automatic Blocking of Punycode Domains: IDNblock scans URLs for Punycode-encoded domain names, which often represent internationalized domain names. If a URL uses Punycode (e.g., xn--d1acpjx3f.xn--p1ai), it is automatically flagged as potentially risky and is blocked unless explicitly whitelisted. Customizable Whitelist: The extension comes with a built-in whitelist feature, allowing you to specify trusted domains that should be exempt from blocking. This ensures that you can continue to access legitimate internationalized domains that you trust. Real-Time Updates: IDNblock dynamically updates its blocking rules whenever you modify your whitelist, ensuring that your browsing security is always up to date without requiring a restart of the extension. Enhanced Security: By blocking domains that use deceptive Punycode encoding, IDNblock significantly reduces the risk of phishing attacks, helping to protect your personal information, login credentials, and online privacy. User-Friendly Interface: The extension is designed with simplicity in mind, making it easy for users of all technical levels to manage their settings and protect their browsing experience. Why Use IDNblock? With the increasing sophistication of cyber threats, traditional domain name filters may not be enough to ensure your safety online. IDNblock provides an additional layer of security by specifically targeting the tactics used by phishers who rely on internationalized domains to trick users. Whether you are concerned about online banking, e-commerce, or simply want to browse the web with greater peace of mind, IDNblock is an essential tool in your cybersecurity arsenal.