Consulting Services

I’m working as a freelancer offering the following services to customers:

Penetration Tests

Performing penetration tests against all kinds of targets, including, but not limited to: web applications with any tech stack, web service APIs (i.e., GraphQl), IoT devices (i.e., your custom router), or your thick client application (i.e., Windows-based).

Mobile Penetration Tests

Performing penetration tests against your Android and iOS mobile applications. This also includes tests to bypass certification pinning or any other local protection mechanisms.

Source Code Reviews

Performing source code reviews of your Java, Python, PHP or (server-side) JavaScript application.

Continuous Monitoring

Performing continuous monitoring of any of your assets (including mobile apps). This is automatically included with all long-term projects.

Interested in getting hacked?

Leave me a message at info [a.t] rcesecurity [d.o.t] com (for an additional level of privacy: PGP-Key) or use the contact form.

Past Customers and Projects

  • Big international airline – Performed penetration test against internet-facing assets
  • Big German DSL/cable modem manufacturer – Performed penetration test against hardware devices
  • Big German domain registrar – Performed penetration test against newly developed web api
  • Big German insurance company – White-box security configuration review
  • Big German transportation company – Performed penetration tests against new web functionality
  • Mid-sized German cargo company – Performed firewall configuration analysis and maintenance
  • Mid-sized German animal food wholesaler – Secured email infrastructure via configuration review
  • Mid-sized German banking tool vendor – Performed penetration test against Windows thick client
  • Mid-sized German bank – Performed penetration test against customer-facing web application and API
  • Small-sized German dog food shop – Performed security hardening of an online shop