Youssef is a security researcher specialized in finding web applications, cloud, blockchain and smart contract vulnerabilities.

He has more than 8 years of experience in the field of information security that varies from Web Application Security, Incident Handling, Cloud Security, Network Security, Blockchain and Smart Contract Security.

Youssef has more than 3 years of experience in the field of Blockchain and Smart Contract with a good knowledge in Decentralized Applications Development. He has spoken at numerous conferences and published many papers and reports in the area of hacking and smart contract auditing. 

He has received many recommendations from EX-Pentagon cybersecurity engineer, IT security trainer Australia and his supervisor System administrator USA.