CRITICAL New zero-day in Apache Log4j3 discovered — patch immediately
WARNING Ransomware group "PhantomLock" targets healthcare sector across 14 countries
CRITICAL Browser extension supply chain attack compromises 2.5M users worldwide
ADVISORY NIST publishes final ML-KEM post-quantum cryptography migration guide
WARNING AI-generated deepfake voice phishing attacks surge 340% in Q1 2026
CRITICAL Major healthcare provider breach exposes 12 million patient records
ADVISORY EU AI Act enforcement officially begins — compliance deadlines active
WARNING New credential-stuffing botnet targets financial institutions in North America
CRITICAL New zero-day in Apache Log4j3 discovered — patch immediately
WARNING Ransomware group "PhantomLock" targets healthcare sector across 14 countries
CRITICAL Browser extension supply chain attack compromises 2.5M users worldwide
ADVISORY NIST publishes final ML-KEM post-quantum cryptography migration guide
WARNING AI-generated deepfake voice phishing attacks surge 340% in Q1 2026
CRITICAL Major healthcare provider breach exposes 12 million patient records
ADVISORY EU AI Act enforcement officially begins — compliance deadlines active
WARNING New credential-stuffing botnet targets financial institutions in North America

Security News & Intelligence Hub

Stay ahead of emerging threats with real-time cybersecurity intelligence, vulnerability reports, and expert analysis from the MySecurity Scores research team.

Featured Intelligence
Critical 🔥 Trending

AI-Powered Deepfake Attacks Surge 340% in Q1 2026

Security researchers have documented a dramatic 340% increase in AI-generated deepfake attacks targeting corporate executives during the first quarter of 2026. Threat actors are leveraging advanced generative models to clone voices and video in real-time, bypassing traditional verification methods and authorizing fraudulent wire transfers totaling over $180 million globally.

Vulnerabilities 🔥 Trending

Post-Quantum Encryption Standard NIST ML-KEM Now Mandatory for Federal Systems

The National Institute of Standards and Technology has officially mandated migration to the ML-KEM (Module-Lattice Key Encapsulation Mechanism) standard for all federal information systems by Q4 2026. This landmark requirement accelerates the post-quantum transition as cryptanalysts warn that fault-tolerant quantum computers may arrive sooner than expected.

Data Breaches 🔥 Trending

Major Healthcare Provider Breach Exposes 12M Patient Records

NovaCare Health Systems confirmed a massive data breach affecting 12 million patient records, including protected health information, Social Security numbers, and insurance data. The breach originated from a compromised third-party billing vendor and went undetected for approximately 47 days before automated anomaly detection triggered an alert.

Ransomware

New Ransomware-as-a-Service Platform 'PhantomLock' Targets SMBs

A newly identified ransomware-as-a-service operation dubbed "PhantomLock" has compromised over 230 small-to-medium businesses across 14 countries since January. The platform offers affiliates a polished dashboard, automated negotiation chatbots, and triple-extortion tactics that combine file encryption, data theft, and DDoS threats against victim infrastructure.

Critical 🔥 Trending

Browser Extension Supply Chain Attack Compromises 2.5M Users

A sophisticated supply chain attack targeting five popular browser extensions has been confirmed, affecting an estimated 2.5 million users across Chrome and Edge. The attackers injected obfuscated JavaScript into legitimate extension updates, harvesting session cookies, authentication tokens, and autofill data from banking and enterprise SaaS applications.

AI Security

EU AI Act Enforcement Begins: What Security Teams Need to Know

The European Union officially began enforcing the AI Act on February 2, 2026, introducing binding compliance requirements for organizations deploying high-risk AI systems. Security teams must now implement mandatory risk assessments, bias audits, human oversight mechanisms, and incident reporting protocols or face fines up to 7% of global revenue.

Threat Landscape Snapshot
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Active CVEs This Month
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Ransomware Attacks This Week
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Avg Breach Cost 2026
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Attacks Involving Social Engineering

Weekly Security Digest

  • AI deepfake voice attacks cause $54M in losses across financial sector this week alone. Read our Threat Intelligence Guide →
  • Microsoft releases emergency out-of-band patch for actively exploited Exchange Server vulnerability (CVE-2026-21198).
  • FBI issues joint advisory with CISA on PhantomLock ransomware TTPs and IOCs.
  • Google mandates passkey-only authentication for all Workspace admin accounts. Password Security Guide →
  • NovaCare breach details emerge: 47-day dwell time, third-party vendor compromise vector confirmed.
  • Patch Tuesday: Microsoft fixes 72 vulnerabilities including 4 critical RCEs; Adobe patches 18 flaws. Best Practices for Patching →
  • NIST finalizes ML-KEM migration timeline, federal agencies must comply by October 2026.
  • Critical vulnerability discovered in popular open-source Kubernetes ingress controller.
  • UK NCSC launches free SMB cyber resilience toolkit. Compliance Guide →
  • EU AI Act enforcement officially begins; early adopters share implementation insights.
  • Browser extension supply chain attack affects 2.5M users across Chrome and Edge. Security Guide →
  • Cloudflare reports record 4.2 Tbps DDoS attack mitigated against financial services client.
  • New research demonstrates practical side-channel attacks on Apple M3 chip's hardware encryption.
  • PhantomLock RaaS platform first identified by threat researchers; initial targets include European logistics firms.
  • Salesforce discloses API misconfiguration exposing customer metadata for approximately 200 enterprise tenants.
  • Major US telecom provider patches silent SMS interception vulnerability after 90-day disclosure period. SSL & Encryption Guide →

Security Calendar

Mar10

Patch Tuesday – March 2026

Monthly Microsoft security update release. Plan testing and deployment cycles in advance.

Patch Day
Mar24

Black Hat Asia 2026

Marina Bay Sands, Singapore. Briefings, trainings, and arsenal demonstrations.

Conference
Apr7

CISSP Exam Window Opens

Spring 2026 ISC2 CISSP certification exam registration and testing period begins.

Certification
Apr14

Patch Tuesday – April 2026

Monthly Microsoft security update release. Prioritize critical and actively exploited CVEs.

Patch Day
May4

RSA Conference 2026

Moscone Center, San Francisco. The world's leading cybersecurity conference and expo.

Conference
May19

CompTIA Security+ SY0-701

Updated exam objectives take effect. Review the new AI security and zero-trust domains.

Certification