Rick Grassmann

(formerly Aßmann)

Cybersecurity Specialist

I am an OSCP certified ethical hacker with deep technical knowledge about web application and network security. Using advanced manual and automated penetration testing techniques I will find the vulnerabilities in your websites, applications, infrastructure and mobile apps.

rasotec   |   LinkedIn

Projects as a penetration tester

Execution of over 150 penetration tests

50%

Network analysis

Assessments of large company networks. Review of Firewall and AD configuration. Server and Client OS Hardening

30%

Testing web applications

Execution according to OWASP Testing-Guide. Analysis of Single Page apps, Rest-APIs, authentication, static web pages etc.

10%

Review of Cloud Environments

Security assessment of configuration, access control, privilege escalation in AWS, Azure, Google Cloud

10%

Testing mobile apps (Android, iOS) and fatclients (Windows)

Lokal authentication, secure data storage, API calls