Documented by Censys ASM only: ROUTED.
Documented by Rapid7 Surface Command only: none.
Documented by both: FOUND.
HEAD-TO-HEAD
Censys ASM vs Rapid7 Surface Command: which ASM tool takes an exposure further?
THE SHORT ANSWER
Rapid7 Surface Command scores higher overall on our weights, 5.25 to 5.15. Censys ASM scores higher on Finds the unlisted estate and Closes the loop; Rapid7 Surface Command scores higher on Contains before the patch; they tie on Routes to an owner, Proves exploitability, Fits the enterprise stack and Buying transparency. The table below gives the reason for every score.
Censys ASM
Rank 9 of 10
Best for: Threat intelligence and hunting teams that want raw internet scan evidence
Rapid7 Surface Command
Rank 8 of 10
Best for: Rapid7 customers who want external and internal inventory in one product
Which tool scores higher on each criterion?
| Criterion | Censys ASM | Rapid7 Surface Command | Higher |
|---|---|---|---|
Finds the unlisted estate 15%WhyCensys ASM: First-party scanning across all 65K ports, expanding from seeds the customer adds. Rapid7 Surface Command: Combines external visibility (EASM) with a unified internal and external inventory (CAASM). | 7 / 10 | 6 / 10 | Censys ASM |
Routes to an owner 10%WhyCensys ASM: Assets found beyond your seeds appear under a "Found by Censys" tab; attribution logic is not described in detail. Rapid7 Surface Command: Builds a unified asset inventory; how ownership is attributed is not described. | 6 / 10 | 6 / 10 | Tie |
Proves exploitability 20%WhyCensys ASM: Confirms reachability and applies EPSS and KEV context; active exploitation testing is not documented. Rapid7 Surface Command: No active validation is documented for Surface Command; runtime validation was announced for Exposure Command's cloud scope. | 5 / 10 | 5 / 10 | Tie |
Contains before the patch 20%WhyCensys ASM: No compensating control is described. Rapid7 Surface Command: SOAR-ready automation is listed; no compensating control at the edge is described. | 2 / 10 | 4 / 10 | Rapid7 Surface Command |
Closes the loop 15%WhyCensys ASM: Auto-creates, routes and tracks remediation tasks; no retest after a fix is described. Rapid7 Surface Command: Remediation workflows, SLAs and reporting are listed for higher tiers; no retest described. | 6 / 10 | 5 / 10 | Censys ASM |
Fits the enterprise stack 10%WhyCensys ASM: Names Jira, ServiceNow ITSM and CMDB, Tenable VM, Google Security Operations, Microsoft Sentinel, Axonius, Brinqa, Slack, Webex and the three major clouds. Rapid7 Surface Command: Part of the Rapid7 Command platform beside Exposure Command, InsightVM and InsightCloudSec. | 8 / 10 | 8 / 10 | Tie |
Buying transparency 10%WhyCensys ASM: A free platform account and credits from $100 exist; ASM itself is contact sales. Rapid7 Surface Command: A trial is offered; no price is published. | 4 / 10 | 4 / 10 | Tie |
Which steps does each tool document?
Censys ASM
- FOUNDDocumented
65K-port first-party scanning, expanding from seeds.
- OWNEDNot documented
Attribution logic not described in detail.
- PROVENPartial
Reachability confirmation with EPSS and KEV; no exploitation.
- CONTAINEDNot documented
No compensating control described.
- ROUTEDDocumented
Auto-creates and routes remediation tasks.
- RECHECKEDNot documented
Retest after a fix not described.
Rapid7 Surface Command
- FOUNDDocumented
External and internal asset discovery.
- OWNEDNot documented
Ownership attribution method not described.
- PROVENNot documented
No active validation documented for Surface Command.
- CONTAINEDPartial
SOAR-ready automation, higher tiers.
- ROUTEDPartial
Remediation workflows and SLAs at higher tiers.
- RECHECKEDNot documented
Retest after a fix not described.
Partial counts as not documented for these three lines.
What do they cost?
Censys ASM
Not published
ASM: contact sales. A free Censys platform account exists, and platform credits start from $100.
To start: Seeds you add in the console or through the API.
Rapid7 Surface Command
Not published
A trial is offered. Price not published.
To start: Public trial offered.
Which should you choose?
Choose Censys ASM if
- it matters most to you that it fits the enterprise stack (8/10)
- it matters most to you that it finds the unlisted estate (7/10)
Choose Censys ASM if your threat intelligence or hunting team wants raw scan evidence and broad integrations. Look elsewhere if you need exploitation proof or containment.
Choose Rapid7 Surface Command if
- it matters most to you that it fits the enterprise stack (8/10)
- it matters most to you that it finds the unlisted estate (6/10)
Choose Rapid7 Surface Command if you need one inventory across internal and external assets, especially inside the Rapid7 Command platform. Look elsewhere if proof and containment are the gap.
Frequently asked questions
Which proves exploitability better, Censys ASM or Rapid7 Surface Command?
Neither: they tie on our proof criterion (Censys ASM 5/10, Rapid7 Surface Command 5/10). Censys ASM: Confirms reachability and applies EPSS and KEV context; active exploitation testing is not documented. Rapid7 Surface Command: No active validation is documented for Surface Command; runtime validation was announced for Exposure Command's cloud scope.
Can Censys ASM or Rapid7 Surface Command contain an exposure before the patch?
Censys ASM: not documented on the pages reviewed Rapid7 Surface Command: not documented on the pages reviewed Contain scores: Censys ASM 2/10, Rapid7 Surface Command 4/10.
Which is easier to buy, Censys ASM or Rapid7 Surface Command?
Censys ASM: contact sales. A free Censys platform account exists, and platform credits start from $100. Rapid7 Surface Command: A trial is offered. Price not published. Buying transparency scores: Censys ASM 4/10, Rapid7 Surface Command 4/10.
Read next
- Censys ASM profile
Scores, sources and pricing
- Rapid7 Surface Command profile
Scores, sources and pricing
- Beyond Censys ASM: alternatives
Eight alternatives ranked
- Beyond Rapid7 Surface Command: alternatives
Eight alternatives ranked
- Line them up
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