What teams say about careful product security testing
Feedback from engineering and security leaders on scoped, non-disruptive testing of apps, APIs, cloud, and AI systems.
Confidence built on clear, careful testing
Leaders describe predictable scope, straightforward communication, and reports that make internal reviews easier.
"The kind of vulnerabilities they found were things we never expected — things which were not on our radar. That changed how we think about our own attack surface."
Founder & CEO
Asia's leading Threat Intel Company
"Found multiple interesting exploitable vulnerabilities across our product. Clear reporting, thorough walkthroughs of each finding, and they stayed engaged until every issue was resolved."
Manager
Most popular Vulnerability Scanner (100+ countries)
"We engaged with Appsecco for red teaming. Their findings were specific, well-documented, and gave our team a clear path to remediation."
Senior Expert
European Giant in FinTech
Credibility you can point to internally
Established teams trust Appsecco for careful, scoped testing and clear deliverables.
10+
Years in Product Security
150+
Organizations Secured
5,000+
Security Vulnerabilities Discovered
700+
Security Engagements
Our open-source security tools and training are used by teams worldwide.
Want to see how we work? View a sample report or start a conversation — no commitment required.
A safe next step
See how we work before you decide.
We can walk through scope, answer questions, and share a fixed quote if it helps. Or start with a sample report to review internally.
Start a conversationor View a sample report first