SecurityBrief US - Technology news for CISOs & cybersecurity decision-makers

Patching stories

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Healthcare hit by ransomware every 10 hours, Securin says

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Securin says healthcare faces ransomware attacks about every 10 hours, with hospitals repeatedly hit via known flaws, stolen credentials and remote access.
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AI vulnerability discovery forces boards to rethink cyber risk

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AI models that can hunt and chain software flaws are forcing boards to rethink cyber defences, while scrutiny grows over Anthropic's MCP design risks.
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Anthropic limits Claude Mythos over AI hacking fears

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Anthropic limits Claude Mythos to critical users after it exposed browser and Linux flaws, stoking fears of AI-driven cyber risk for banks.
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CIQ launches Linux compliance platform ahead of deadlines

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CIQ rolls out Enterprise Linux compliance stack as federal cryptography, defence contractor and post-quantum rules tighten from 2026.
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Emerson & OPSWAT strike global reseller deal for OT patching

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Emerson deepens its cybersecurity push with OPSWAT, adding OT patch management to the Ovation platform as utilities face rising attack pressure.
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OpenAI broadens AI cyber tools as arms race heats up

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OpenAI widens AI cyber tools to verified users as Anthropic keeps rivals guessing, fuelling debate over who gains an edge in the ransomware fight.
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Manufacturing leads ransomware targets in 2025 report

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Manufacturing was the most targeted sector for ransomware in 2025, as Check Point counted 1,466 attacks worldwide amid rising supply chain exposure.
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Splashtop launches unified IT platform for endpoints

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Splashtop bets on AI-assisted patching and security alerts in a single console as it targets lean IT teams and MSPs with a new endpoint platform.
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Microsoft April Patch Tuesday reveals 167 vulnerabilities

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Microsoft's latest security update fixes an exploited SharePoint flaw and a critical Windows IKE bug as browser patches surge to record levels.
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Splashtop launches unified IT platform for endpoints

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advanced persistent threat protection
Splashtop unveils AI-assisted endpoint platform for IT teams, blending patching, remote support and security alerts in one console.
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Mythos model sparks warnings over AI cyber threats

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Enterprises urged to overhaul cyber defences as Anthropic's upcoming Mythos model raises fears of faster phishing, deepfakes and automated attacks.
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Forrester says Anthropic AI could break patch playbook

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Forrester warns Anthropic's Project Glasswing could overwhelm vulnerability management, as AI uncovers flaws faster than patching teams can respond.
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Orca Security flags AI secrets & supply chain gaps

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Orca Security warns that AI credentials, vulnerable dependencies and lax pipeline controls are leaving production environments exposed across US and Europe.
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Qualys warns attackers exploit flaws before disclosure

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Qualys says attackers are exploiting flaws before disclosure as remediation backlogs swell, with edge devices facing the highest risk.
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Microsoft warns of Storm-1175's rapid Medusa attacks

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Microsoft says Storm-1175 is exploiting newly disclosed flaws within hours, hitting organisations in the UK and elsewhere with fast-moving Medusa ransomware.
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Qualys warns exploitation is outpacing manual patching

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Qualys study says attackers are exploiting flaws before patches exist, as manual remediation lags and edge systems emerge as the highest risk.
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Acronis launches global MDR service for MSPs world

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Acronis rolls out globally available managed detection and response for MSPs, bundling 24/7 monitoring, incident response and recovery tools.
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Attackers turn trusted tools into cyber weapon

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Attackers abuse trusted tools, remote support software and stolen SSO sessions to breach systems, ReliaQuest says.
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SIOS maps spring webinars on cloud & SQL resilience

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SIOS rolls out spring webinar and conference programme on cloud resilience, SQL Server uptime and Linux failover across AWS, Azure and Google Cloud.
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Firms warned on ransomware amid backup & AI sprawl

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Experts warn firms must improve visibility and backup resilience as automated ransomware campaigns and hidden SaaS and AI assets widen exposure.