What Is DNS Filtering and How Does It Improve Cybersecurity?

DNS filtering is a security control that blocks or allows access to internet domains based on policy, preventing users and systems from reaching known malicious or inappropriate destinations. It improves cybersecurity by stopping threats like phishing, malware, and command-and-control traffic before a connection is established. In practice, DNS filtering becomes...

What Is Shadow IT and Why Is It a Security Risk?

What is shadow IT and why is it a security risk? Shadow IT is any software, cloud service, device, or workflow used for work without formal approval or oversight from IT and security teams. It becomes a security risk because these tools often bypass security controls, create unmanaged data flows,...