Arcseer
Arcseer Blog

Insights on offensive security and risk.

Research, threat intelligence, compliance guidance, and perspectives from practitioners who have been on both sides of the attack.

Research 6 min read

Why Continuous Testing Matters More Than Annual Pentests

Annual penetration tests were designed for a slower era. As attack surfaces evolve continuously, the case for always-on offensive security has never been stronger.

James Whitfield 18 March 2026
Threat Intelligence 8 min read

AI and the Expanding Attack Surface

Machine learning models, agentic pipelines, and LLM integrations introduce new classes of vulnerability that traditional testing frameworks were not designed to find.

Priya Nair 5 March 2026
Compliance 5 min read

NIS2: What Security Teams Need to Know Before the Deadline

NIS2 mandates structured, evidenced security testing across 18 sectors. Here is what changes, who is affected, and how to prepare.

Tom Ashcroft 20 February 2026
Research 7 min read

Multi-Step Exploit Chains: What Quarterly Testing Misses

The most damaging vulnerabilities are rarely single CVEs. They are chains of low-severity issues that combine into critical exposure — and they require continuous attention to find.

James Whitfield 6 February 2026
Compliance 6 min read

DORA's Penetration Testing Requirements Explained

The Digital Operational Resilience Act introduces mandatory TLPT red-team exercises for financial entities. Here is a practical breakdown of what is required and when.

Priya Nair 22 January 2026
Company 4 min read

How the Arcseer Proof of Value Works

Before any long-term commitment, we run a scoped engagement against your live environment. Here is exactly what that looks like and what you can expect to learn.

Tom Ashcroft 8 January 2026