Cymulate: Continuous Security Validation and Exposure Management

A lot of exposure management platforms will tell you what’s wrong. Cymulate’s pitch is narrower and arguably more useful day-to-day: it tells you whether your existing controls would actually stop a specific, real-world attack technique, then folds that validation into an overall exposure score.

What is Cymulate?

Cymulate started as a breach and attack simulation (BAS) vendor – safely launching real attack techniques (phishing payloads, lateral movement, data exfiltration attempts) against your own environment to see what your security stack catches and what it misses. It has since expanded into a full Exposure Management and Security Validation platform, adding attack surface management and continuous automated red teaming on top of the original simulation engine.

Key features

• Breach and Attack Simulation (BAS) – a library of thousands of attack techniques mapped to MITRE ATT&CK, run safely against production controls.
• Continuous Automated Red Teaming (CART) – chains individual techniques into multi-stage attack scenarios, similar in spirit to a real red team engagement but continuous.
• Exposure Analytics – aggregates simulation results, vulnerability data, and attack surface findings into a single exposure score.
• Control validation – directly tests whether SIEM/EDR/email security controls detect or block specific techniques, rather than assuming a deployed control works.
• Attack Surface Management – external-facing asset discovery, layered on top of the simulation and validation data.

Who it’s for

Security teams that already have detection and prevention tooling deployed and want ongoing proof it’s working, rather than a point-in-time pentest once a year. It suits organisations that have been burned by a “we have a firewall rule for that” assumption turning out to be wrong.

Cymulate vs the alternatives

Against XM Cyber, both do continuous attack simulation, but Cymulate leans more toward control validation (does your EDR catch this technique?) while XM Cyber leans more toward path/graph analysis (can an attacker reach this asset at all?). Against Tenable One or Rapid7 Exposure Command, Cymulate’s simulation-first approach produces evidence of exploitability rather than inferred risk scores, which some security leaders find easier to justify budget against.

Getting started

Cymulate offers a free trial of its BAS module that’s a reasonable way to get a first read on control gaps before committing to the wider Exposure Management platform – worth running against a handful of high-value attack techniques relevant to your industry first.