Ship fast without shipping vulnerabilities
Continuous vulnerability scanning, CI/CD integration, and SOC2 compliance to close enterprise deals faster.
Key Capabilities
Continuous Scanning
Scan your application, APIs, and infrastructure on every deployment. Catch vulnerabilities before customers do.
CI/CD Integration
Security scanning in your deployment pipeline. GitHub Actions, GitLab CI, and Jenkins support.
SOC2 for Sales
Enterprise customers require SOC2. Automate your compliance journey and close bigger deals.
Multi-product Coverage
Running multiple products? Scan them all from one dashboard. All 11 scanners on every plan.
Customer Trust
Show customers you take security seriously. Shareable security posture reports and trust pages.
Cloud-native
Built for modern SaaS architectures. AWS, GCP, Azure, Kubernetes, and containerized workloads.
SaaS Security Program
Connect
Link your repos and cloud accounts.
Automate
Scanning runs on every deploy.
Comply
Start your SOC2 journey.
Grow
Win enterprise deals with trust.
External Attack Surface Monitoring for SaaS Companies
A SaaS company's attack surface is unusually wide and unusually fluid. The product itself is internet-facing by design, and around it sits a sprawl of supporting infrastructure: marketing and docs sites, app and API subdomains, staging and preview environments, status pages, customer-facing trust portals, and a long tail of one-off tools spun up by engineers and never decommissioned. Multi-tenant architectures concentrate risk — a single exposed admin endpoint, leaked API key, or misconfigured object store can reach data belonging to many customers at once. Fast shipping cadence means new subdomains, certificates, and cloud resources appear weekly, and the security team (if there is one) rarely has a current inventory of what is actually reachable from the public internet.
The most common external exposures for SaaS are mundane but high-impact: an .env or config file left in a webroot leaking database credentials, Stripe keys, or signing secrets; a .git directory exposing source and history; staging environments running with debug mode on, default credentials, or no auth at all; and public S3/GCS/Azure buckets holding backups, logs, or customer uploads. Subdomain takeover is a SaaS-specific hazard because teams point CNAMEs at Heroku, Vercel, GitHub Pages, Netlify, and other PaaS providers, then deprovision the backend while leaving the DNS record dangling — letting an attacker claim the subdomain and serve content under the company's own domain.
DNS and certificate hygiene quietly shape risk too. Missing or misconfigured SPF/DKIM/DMARC lets attackers spoof the company's domain in phishing aimed at customers and staff — a real threat for a brand whose login page is a high-value credential target. Certificate Transparency logs leak the names of internal and pre-release subdomains the moment a cert is issued, handing attackers a map of staging, admin, and internal-tooling hosts. Lookalike and typosquat domains get registered to harvest credentials or run invoice fraud against a recognizable SaaS brand. None of this requires a sophisticated adversary — it requires the surface to be left unwatched.
Compliance this supports
How continuous external scanning maps to the frameworks teams in this sector report against.
The de facto trust bar for B2B SaaS sales — recurring external scans of TLS configuration, security headers, exposed services, and known CVEs produce dated evidence supporting the Security and Availability Trust Services Criteria (vulnerability management and monitoring controls).
A 30-person SaaS team ships a new analytics feature and stands up analytics-staging.theirproduct.com on a PaaS host to demo it to a prospect. The demo wraps, the backend is torn down to save money, but the CNAME is left pointing at the now-unclaimed PaaS app. FortWatch's subdomain enumeration (seeded partly from Certificate Transparency logs) and takeover scanner flag the dangling record as critical the next day, with AI-written remediation naming the exact DNS record to remove. In the version where the team isn't watching, an attacker claims the abandoned PaaS app, serves a pixel-perfect clone of the product's login page on the legitimate subdomain, and emails it to customers — who have no reason to distrust a link on the vendor's own domain. The fix was deleting one stale DNS entry; the difference was simply knowing the entry existed.
Explore other industries
View all →Secure your entire stack today
Start scanning in under 5 minutes. No credit card required. 14-day free trial included.