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DNS rebinding is a method of manipulating resolution of domain names that is commonly used as a form of computer attack.In this attack, a malicious web page causes visitors to run a client-side script that attacks machines elsewhere on the network.
If an attacker is able to cause a DNS server to cache a fabricated DNS entry (called DNS cache poisoning), then this could allow the attacker to gain access to a user's cookies. For example, an attacker could use DNS cache poisoning to create a fabricated DNS entry of f12345.www.example.com that points to the IP address of the
Knot DNS is a free software authoritative DNS server by CZ.NIC. Knot DNS aims to be a fast, resilient DNS server usable for infrastructure (root and TLD) and DNS hosting services. Knot DNS supports DNSSEC signing and among others hosts root zone (B, K, and L root name servers), several top-level domains.
The Google service also addresses DNS security. A common attack vector is to interfere with a DNS service to achieve redirection of web pages from legitimate to malicious servers. Google documents efforts to be resistant to DNS cache poisoning, including “Kaminsky Flaw” attacks as well as denial-of-service attacks. [10]
The owner of self-serve web archiving tool Archive.today has expressed concern over Cloudflare 1.1.1.1 not passing the contents of this field on to the authoritative DNS server for Archive.today, and has in response configured the site's authoritative DNS servers to consider Cloudflare DNS requests invalid—effectively blocking 1.1.1.1 from resolving the website DNS records.
Outline VPN is a free and open-source tool that deploys Shadowsocks servers on multiple cloud service providers. [1] [2] The software suite also includes client software for multiple platforms.
Refraction networking, also known as decoy routing, is a research anti-censorship approach that would allow users to circumvent a censor without using any individual proxy servers.
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