DNS resolvers play a key role in converting Web links to IP addresses, acting as a link between your computer and the Internet's DNS infrastructure. A DNS resolver is a local server that stores a ...

The DHS and CISA booth at the 2019 RSA conference in San Francisco. (Scoop News Group photo) The Cybersecurity and Infrastructure Security Agency wants to limit ransomeware, phishing, botnet and ...

When the IBM PC was new, I served as the president of the San Francisco PC User Group for three years. That’s how I met PCMag’s editorial team, who brought me on board in 1986. In the years since that ...

Although DDoS attacks have been a serious problem for more than a decade now and security staffs have a good handle on how they’re executed and how to handle them, attackers constantly adjust their ...

The National Security Agency (NSA) has issued an advisory recommending that enterprises employ only their designated DNS resolver for DNS traffic and avoid third-party resolvers, which could place ...

For some perspective on what 300 Gbps of traffic represents, let’s just pretend that your company, as a potential customer, put this massive volume of bits and bytes in front of 20 of the leading ...

The US National Security Agency (NSA) says that companies should avoid using third party DNS resolvers to block threat actors' DNS traffic eavesdropping and manipulation attempts and to block access ...

Open and misconfigured DNS (Domain Name System) resolvers are increasingly used to amplify distributed denial-of-service (DDoS) attacks, according to a report released Wednesday by HostExploit, an ...

This article is for beginners, who have recently get started with the computer and the Internet. If you already know what a DNS server is and how does it work, then please skip this guide because it ...

DNS over HTTPS is a new protocol that protects domain-lookup traffic from eavesdropping and manipulation by malicious parties. Rather than an end-user device communicating with a DNS server over a ...