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Christian Besselmann
Cisco
Essen, North Rhine-Westphalia
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Certified Information Systems Security Professional (CISSP)
ISC2
Cisco Certified Specialist - Security Core
Cisco
Cisco Certified Network Professional Security (CCNP Security)
Cisco
Cisco Certified Specialist - Security Identity Management Implementation
Cisco
Cisco Certified Specialist - Network Security Firepower
Cisco
Cisco Certified Specialist - Web Content Security
Cisco
Cisco Certified Specialist - Network Security VPN Implementation
Cisco
Security Architecture for System Engineers
Cisco
Securing Email with Email Cisco Security Appliances
Cisco
AI Programming
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