StackRox is a Kubernetes security company that provides advanced cluster security and container protection solutions. The company was acquired by Red Hat, a subsidiary of IBM, integrating its capabilities into Red Hat's broader security and container portfolio. StackRox specializes in code, build, deploy, and monitor security-focused software for containerized environments. Signal Plug searches live against redhat.com's mail server to find and verify email addresses for any StackRox employee.
Signal Plug searches live against redhat.com's mail server — not a static database. Get a verified email for any StackRox employee with confidence score in under 2 seconds.
94% accuracy · No credit card required · 10 free searches/month
StackRox is a Kubernetes security company that provides advanced cluster security and container protection solutions. The company was acquired by Red Hat, a subsidiary of IBM, integrating its capabilities into Red Hat's broader security and container portfolio. StackRox specializes in code, build, deploy, and monitor security-focused software for containerized environments.
Competitive Advantage
StackRox was strategically acquired by Red Hat to enhance its container security capabilities within the IBM ecosystem. The company maintained its brand identity initially (LinkedIn shows 8,205 followers) but was rebranded as 'Red Hat Advanced Cluster Security for Kubernetes'. StackRox represents Red Hat's focus on securing cloud-native and containerized workloads as part of a broader DevSecOps strategy. The acquisition occurred during IBM's transformation period following its own acquisition of Red Hat in 2019. StackRox technology now powers security features across Red Hat's OpenShift platform and hybrid cloud solutions.
The most commonly verified format at StackRox:
Low ConfidenceSignal Plug tests all common patterns against StackRox's live mail server and returns whichever passes the SMTP check.
Run a live search for StackRox →Data-driven signals to help you prospect StackRox effectively.
Primary Contact
Security Officers
Tuesday–Thursday, 9am–11am
Signal Plug performs live SMTP verification against redhat.com's mail server — not a static scraped database — which means results reflect the real, current state of StackRox's email infrastructure. Here's how to run a lookup:
Create a free account
Sign up at Signal Plug in under 30 seconds. No credit card required. The Free plan includes 10 searches per month so you can test the tool with real StackRox contacts before upgrading.
Enter the contact's name
Type the first and last name of the StackRox employee you want to reach. Signal Plug handles all seniority levels, from C-suite to individual contributors.
Enter the domain
Use redhat.com. Signal Plug tests all common naming patterns automatically and returns only the format that passes the SMTP check.
Get a verified result
Signal Plug returns an email address with a confidence score (0–100) and deliverability status (Valid, Risky, or Catch-all) within 2 seconds. The confidence score tells you how reliable the result is before you use it.
Export and use
One-click CSV export lets you bring StackRox contacts into Salesforce, HubSpot, Outreach, Lemlist, or any other tool in your stack. Growth and Scale plan users can run bulk lookups across an entire list of StackRox names in a single batch.
Whether you're running outbound sales, recruiting, or building a partnership list, these are the roles most frequently contacted at Technology like StackRox.
Based on StackRox's profile, the highest-value contacts for outbound are:
Signal Plug works for any role at any seniority level at redhat.com. If you have a name and the domain, you can find a verified email.
How well StackRox fits a typical B2B outbound pipeline, based on available signals.
Moderate Fit
Funnel Fit Score
Most email finder tools pull from static databases of scraped email addresses. These databases go stale as people change jobs and companies update their email infrastructure. Signal Plug takes a different approach: every search performs a live check against redhat.com's mail server using SMTP verification. This means results reflect the current state of StackRox's email system — not a cached result from months or years ago.
Signal Plug enriches every result with supporting data: a confidence score (0–100), deliverability status (Valid, Risky, or Catch-all), job title where available, and LinkedIn profile URL. This context helps you prioritize which StackRox contacts to email first and personalize your outreach before you hit send. Plans start at $29/month for 500 searches — no annual contracts or seat fees.
Signal Plug performs a live SMTP check against redhat.com's mail server for every query — not a static database lookup. Our platform-wide accuracy rate is 94%. Each result comes with a confidence score (0–100) so you can gauge reliability before using the address.
Free plan: 10 searches. Starter ($29/mo): 500. Growth ($149/mo): 2,000. Scale ($299/mo): 5,000. No company-specific caps.
No. Signal Plug generates and verifies emails in real time via SMTP checks — no static database of StackRox employee emails is maintained.
Yes. Growth and Scale plan users can upload a CSV of names and run bulk lookups against redhat.com in a single batch.
StackRox was acquired by Red Hat and now operates as part of Red Hat's security and container portfolio.
It is the security product derived from StackRox technology, providing code, build, deploy, and monitor capabilities for Kubernetes environments.
No, StackRox is now a subsidiary of Red Hat under IBM ownership.
StackRox provides container security, Kubernetes cluster security, and integrated security monitoring throughout the software development lifecycle.
Signal Plug searches in real time against redhat.com's mail server to find and verify email addresses for StackRox employees. Enter a name, enter the domain, get a verified result with a confidence score in under 2 seconds.
Start finding emails free →10 free searches · No credit card required · Upgrade from $29/month