DNS security is emerging as a frontline cyber defence tool. New NIST guidance elevates secure DNS as a core layer in zero ...

DigiCert’s latest "2025 Radar Brief" revealed that attacks targeting UltraDNS – cloud-hosted DNS services designed to securely guide user query responses for enterprises – soared in late 2025, with ...

15% increase in DDoS attacks in second half of 2023 vs the first half 2023, totaling over 7 million attacks 10x rise in daily hacktivist DDoS attacks between the first half and second half of 2023 553 ...

On May 12, 2025, at 20:55 UTC, hackers hijacked the “.fi” domain name system (DNS) of Curve Finance after managing to access the registrar. They began sending its users to a malicious website, ...

A pair of attacks revealed by researchers this year underscored the fragility of the Domain Name System (DNS) and the security extensions (DNSSEC) that were adopted to help secure the world's internet ...

WASHINGTON, Jan. 30, 2025 /PRNewswire/ -- DNSFilter announced today the release of its 2025 Annual Security Report, showcasing an uptick in malicious requests from 2023 to 2024. At internet scale, ...

Four out of five financial organizations experienced a DNS attack last year, according to IDC 2020 Global DNS Threat Report 59% of Financial Services companies suffered application downtime as a ...

IT leaders in governments, critical infrastructure providers, and businesses must work closely with their ISPs and cybersecurity providers to block a tactic increasingly being used by threat actors to ...

New data from DigiCert’s Q4 2025 RADAR Threat Intelligence Brief points to a structural shift in how the internet is operating. What used to be short bursts of peak traffic are now sustained for weeks ...

Thousands of real websites are hijacked by cybercriminals using DNS to invisibly redirect and infect victims.

The full Q4 2025 DigiCert RADAR brief is available here.