Your last audit proved the controls exist.
It never proved who used them.

Almost two decades inside the machine: SOC floors, audit rooms, ransomware recoveries, smart contracts, AI red teams. Block The Chain thinks in attack paths and failure states, then hands you the evidence a regulator accepts and an adversary cannot argue with. One operator. Zero theoretical findings.

Hire the operator See the services

Free · runs in your browser · nothing stored4 exposure signals

Headers

…

SPF

…

DMARC

…

DNSSEC

…

Sources: MDN HTTP Observatory · Cloudflare DNS over HTTPS. Only check domains you are authorised to assess. More free tools in Labs →

Scroll to verify

01 Services · by depth

Three layers. One operator.

Most audits stop at the surface: policies, scans, checkbox evidence. The failures that matter live deeper, in identities nobody owns and vendors nobody mapped.

01 Surface · controls & compliance

SURFACE LAYER

Where auditors look and attackers start. Block The Chain tests whether the controls you documented actually operate, and writes the evidence file the regulator expects to see.

Security Auditing & Compliance

RDI · ISO 27001 · NIST CSF

Control designOperating effectivenessNIS2 evidence file

End-to-end IT security audits for regulated sectors against RDI, ISO 27001, NIST CSF 2.0 and CIS Controls. Evidence, not opinions.

Vulnerability Management

Tenable · Qualys · OpenVAS

CVSS analysisRisk-based prioritisationTrend reporting

From scanner noise to a ranked remediation program with owners, deadlines and a trend line your board can read.

02 Deep · identity, detection & response

DEEP LAYER

The part scanners never see: who holds which access, which tokens never expire, which vendor still has a working key, and whether anyone would notice.

SIEM, Detection & Threat Hunting

Sentinel · Splunk · Sumo Logic

Detection engineeringATT&CK mappingHypothesis hunts

Detections mapped to the tradecraft that matters for your sector. Logs do not lie, but only if someone is reading them.

Identity, Cloud & Access Audit

Entra · Intune · Zero Trust

Orphaned accountsPrivileged accessLegacy IBM i

Every service account, shared secret and vendor path listed with an owner. Before-and-after numbers, not a policy PDF.

Incident Response & Recovery Validation

Forensics · backup restore

ContainmentTimeline reconstructionRansomware recovery test

Triage to root cause, then proof that your recovery actually works, tested rather than assumed.

Evidence for Disputes and Whistleblowers

Chain of custody · timelines · expert statement

Litigation-grade dossierLog & capture forensicsRegulator packagingNext to your counsel

When the other side is bigger and owns the systems, the records still tell the truth. The operator acquires them with chain of custody, rebuilds the timeline, names every missing log as a finding, and hands your lawyer a file built to be filed. Size is not an argument. Evidence is.

03 Dark · offensive & research

DARK LAYER

Your systems tested the way the adversary would work them. Scoped, authorised, evidence-grade.

Offensive Assessment & Chain-of-Custody Review

Web · API · Cloud · Supply chain

Logic flawsIdentity abuseVendor access pathsHAR & network forensics

Attack paths, not tool output: access-control weaknesses, identity abuse, misconfigurations from commit to production and from vendor to crown jewels. Every finding reproduced, and the session evidence kept as a legal-grade artefact.

AI Red Team & Agentic Attack Chains

LLM · agents · AI platforms

Prompt injectionAgentic attack chainsModel & data exfiltrationAI governance

Red-teaming LLM workflows and autonomous agents, then building the guardrails: rate limits, audit logging, input validation, human-in-the-loop. Tested on production AI platforms built from the ground up.

Blockchain & DeFi Security

Slither · Mythril · fuzzing

Reentrancy · CEIOracle manipulationFlash-loan abuseFront-running

Smart-contract review from static analysis to symbolic execution, plus DeFi threat models for oracles, staking and governance logic. Risks documented before deployment, not after the drain.

02 Selected work · anonymised

Names withheld. Discretion is part of the work.

Nine operations, codenames only. Each tile opens the problem and the result. Sectors named, clients never.

Operations archive · 09 files shown

03 How an engagement runs

Five steps. No surprises.

Fixed scope, fixed price, one operator from the first call to the retest. You review the plan before you commit to anything.

Day 0 · 30 min

Scoping call

Your context, the systems in play, what keeps you up at night. No slide deck, no sales script.

Within 2 business days

Fixed-price proposal

Scope, method, deliverables, price and date on one page. You decide with the plan in hand.

Fieldwork

Evidence gathering

Walkthroughs, configuration reviews, log sampling, testing. Every claim backed by an artefact you can reproduce.

Read-out

Findings that carry weight

Ranked findings with owners and one action each, written for the engineer and the board in the same document.

Included

Retest and attestation

Fixes verified, the file closed with a signed statement of what was tested and what held.

Reply within 1 business dayYour NDA or mine, signed before scopingEvidence stored EU-side, deleted after hand-overNo subcontracting

04 Operating rules

Four rules. No exceptions.

No scanner ever stopped a breach.

Tools produce alerts. The operator produces decisions: a finding, its evidence, its owner and the one action attached to it.

Logs don't lie. Missing logs confess.

Timelines are rebuilt from the records that exist. The report states plainly which records do not, and what that means. In a dispute, that sentence is the case.

The chain ends at the operator.

The person on the call does the work, signs the report and answers for it. No juniors, no subcontractors, no slide decks.

Zero theoretical findings.

Every item is reproduced before it is written down. What the system permits is documented; what was not proven is not claimed.

TX Transmissions · two forces, one signal

Where the kick drum meets the kill chain.

Hardcore music and hard security were never separate. Both run on pressure, precision and a message you cannot ignore. Block The Chain fuses them: every release carries a security truth, every visual is built from real attack paths, every drop lands with evidence. Not a soundtrack for hacking. A transmission that makes the threat impossible to unhear.

05 Hire the operator

Somewhere in your chain,
a credential from 2019 still works.

Thirty minutes to scope it. A fixed-price proposal within two business days. Reply within one business day.

Book a scoping call

Your last audit proved the controls exist.It never proved who used them.