Toni Christina is a seasoned network engineering, security and cloud infrastructure professional with more than 20 years of experience supporting enterprise clients across finance, healthcare, and technology sectors. She is a CISSP and AWS Certified Solutions Architect, with expertise spanning cloud security, governance, network engineering, and data center management. Toni has led complex projects involving multi-region AWS environments, large-scale data center operations, and compliance with regulatory frameworks including HIPAA, GDPR, and ISO 27001. Over her career, she has partnered with telecommunication companies, financial services and banks, pharmaceutical companies and government vendors . She is also the author of How To Perform a WAN Qualification and the creator of the professional course How to Write Effective SOPs for IT. Her teaching style emphasizes practical application, collaboration, and preparing professionals to meet real-world compliance, networking, and security challenges with confidence.