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Insights

Practical writing from the work — vulnerability management, compliance engineering, and incident response in regulated EU environments.

KEV digest · 24 Oct 2026

Exploited now: 8 vulnerabilities added to CISA KEV, 17–23 Oct 2026

CISA added 8 CVEs to its Known Exploited Vulnerabilities catalog in the window 17–23 Oct 2026. Affected: Plex, Arista, Collabora and others. Each entry with EPSS, deadlines and the required action.

read → · every digest at /insights/kev-digest/
Active threat · 26 Oct 2026

ConnectWise Cloud Backup breach: is your Microsoft 365 tenant exposed?

Storm-0940 used stolen ConnectWise app credentials to sign in to Microsoft 365 tenants. How to check service principal sign-ins and audit logs, contain without losing evidence, and audit every high-privilege vendor app.

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Patch Tuesday · October 2026

Patch Tuesday October 2026: 1,407 Microsoft CVEs, 1 exploited, 77 critical

Microsoft's October 2026 security release fixes 1,407 CVEs: 1 exploited in the wild, 1 publicly disclosed, 77 rated critical. What to patch first, by component and impact.

read → · every month at /insights/patch-tuesday/
Quarterly report · Q3 2026

Exploited vulnerabilities in Q3 2026: 100 added to CISA KEV, up 33% on Q2 2026

Q3 2026 in numbers: 100 vulnerabilities confirmed exploited (CISA KEV), 36,953 CVEs published, 6 linked to ransomware, Microsoft most affected. Original analysis from public data, with the raw numbers to download.

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Active threat · 23 Oct 2026

PHP2Shell (CVE-2026-109618, CVE-2026-109619): are you affected, and what to do now

Critical unauthenticated RCE in the PHP core, patched 21 Oct 2026. Affected versions, finding every PHP runtime, patching and verifying backports, stop-gap mitigations, and what to hunt for in your logs.

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Vulnerability management

Which CVEs actually matter? KEV and EPSS, explained for busy teams

Around 3,000 CVEs are published every month and only a small fraction are ever exploited. How CISA KEV and EPSS turn an impossible patching backlog into a short, defensible priority list.

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Compliance engineering

NIS2 just made you a regulated company. Now what?

Who is in scope, the 24-hour and 72-hour incident reporting cascade, the ten baseline security measures, management liability, and where to start.

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Identity security

Hardening Entra ID: the ten controls that stop real tenant compromises

Killing legacy authentication, Conditional Access done right, phishing-resistant MFA for admins, break-glass accounts, app consent, and privileged role hygiene.

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Compliance engineering

PCI DSS logging requirements without the panic: what Requirement 10 actually asks

What to log, how long to keep it, daily review, time sync, and log integrity — and how to generate the evidence continuously instead of before the audit.

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Detection engineering

SIEM for a mid-sized regulated company: build, buy, or managed?

The honest economics of SIEM: why licensing is the smaller cost, where in-house deployments stall, and the questions that cut through vendor noise.

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Incident response

A phishing campaign just hit your Microsoft 365 tenant. The first hour.

Scoping with message trace, purging delivered mail, blocking the wave, finding who clicked, and containing compromised accounts.

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Pipeline security

Secrets in your repos: how credentials leak through CI/CD and how to stop it

Why API keys end up in git history, the three layers of secrets scanning that work, the first hour after a leak, and how short-lived credentials shrink the problem.

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