Most disposable email services are easy to detect. They use obvious domains like tempmail.xyz or tmxttvmail.com, which are widely known and routinely flagged by basic anti-abuse filters. Emailnator is different. While it still provides access to standard temporary inboxes, its most concerning feature is the ability to generate| The Castle blog
This is the first article of a series about anti-detect browsers. In this article, we provide an overview of anti-detect browsers and their main features. We also present the most common fraudulent use cases of these browsers. In the next articles, we’ll deep dive into the techniques they use| The Castle blog
Disposable email addresses are temporary inboxes that allow users to receive messages without linking the address to a long-term identity. Unlike Gmail or Outlook, which are built for ongoing use and personal association, disposable email services are built for anonymity and convenience. Most disposable services require no signup or verification.| The Castle blog
In every HTTP request, the user agent header acts as a self-declared identity card for the client—typically a browser—sharing information about the software and platform supposedly making the request. It usually includes details like the browser name and version, operating system, and rendering engine. But crucially, this identity| The Castle blog
Headless Chrome bots powered by Puppeteer are a popular choice among bot developers. The Puppeteer API’s ease of use, combined with the lightweight nature of Headless Chrome, makes it a preferred tool over its full-browser counterpart. It is commonly used for web scraping, credential stuffing attacks, and the creation| The Castle blog
