Jul 11, 2025 · 6 min read · Overview. DNS record manipulation is a subtle yet powerful technique often used by threat actors to intercept communication, reroute authentication flows, or disrupt services. Despite its impact, DNS change monitoring is often overlooked in security ...
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Jun 11, 2024 · 4 min read · In the ever-evolving landscape of cybersecurity, businesses need to adopt innovative solutions to stay ahead of the curve. One such solution is DNS over HTTPS (DoH), which not only enhances privacy but also provides a robust layer of security. Servic...
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Jan 19, 2024 · 2 min read · HTTP/2 is particularly beneficial for DoH(DNS over HTTPS) because it allows multiple DNS queries to be sent over the same connection without waiting for previous responses, thanks to its support for multiplexing. This can significantly improve the pe...
Join discussionJan 19, 2024 · 2 min read · 对 DoH（DNS over HTTPS）来说 HTTP/2 尤其有效，因为 HTTP/2 支持多路复用，允许在同一连接上发送多个 DNS 查询，而无需等待之前的响应。这可以大大提高 DNS 解析的性能，尤其是在同时进行多个查询时。 网络上有数百个公开可用的 DoH 服务器，我们可以使用 Node.js HTTP/2 模块来查找在一定阈值（如 1 秒）内响应最快的服务器。 首先，让我们定义一个函数 check_url，它将返回一个 promise，并在 HTTP/2 请求成功时转为 resolv...
Join discussionJan 16, 2024 · 2 min read · DNS, or the Domain Name System, is often referred to as the phonebook of the internet. It translates human-readable domain names (like example.com) into machine-readable IP addresses (like 192.0.2.44). This system allows users to access websites by t...
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