CyberNews 2026-04-17
Cybersecurity Headlines — April 17, 2026 ThreatsDay Bulletin: Defender 0-Day, SonicWall Brute-Force, 17-Year-Old Excel RCE and 15 More Stories — Internet Anthropic Ready to Offer Mythos to British Banks — pymnts.com NIST Drops NVD Enrichment for Pre-March 2026 Vulnerabilities — Infosecurity Magazine Supply chain dependencies: Have you checked your blind spot? — We Live Security “Microsoft fired the skilled people, leaving flowchart followers”: Microsoft’s Security Response Center is being blamed for the zero-day BlueHammer exploit leak, but I can’t tell who’s right — Windows Central Anthropic’s Nuclear Bomb — War on the Rocks Anthropic’s Nuclear Bomb — War on the Rocks Singapore urges firms to strengthen cybersecurity amid AI risks after Anthropic’s Mythos preview — CNA Sullivan & Cromwell Discusses Proposed FSOC Changes to Nonbank SIFI Designation Guidance — Columbia.edu NIST shifts National Vulnerability Database to risk-based triage as CVE submissions hit record levels — SiliconANGLE News From the Trenches As a cybersecurity practitioner, I’ve been keeping an eye on the latest developments that could impact my clients’ security posture. One of the most concerning stories is the SonicWall brute-force attack, which highlights the importance of robust password management and multi-factor authentication. ...