August 3, 2026

Secure Coding for LLM Applications: Training with Fabio Cerullo in Porto

Secure Coding for LLM Applications: Training with Fabio Cerullo in Porto

Book your place on Fabio Cerullo's Secure Coding for LLM Applications training in Porto this September.

As artificial intelligence becomes an integral part of modern software development, organisations face a new challenge: how do you harness the power of Large Language Models (LLMs) without introducing unnecessary security risk?

To help development and security teams build AI-powered applications with confidence, Cycubix is pleased to announce that bookings are now open for Secure Coding for LLM Applications at OWASP AppSec Days Portugal 2026, taking place in Porto this September.

Delivered by cybersecurity expert Fabio Cerullo, this hands-on course is designed for developers, software architects, security engineers and technical leaders who want to understand the unique security challenges introduced by LLMs while learning practical techniques to build resilient, secure applications.

Course: Secure Coding for LLM Applications
Trainer: Fabio Cerullo
Location: Porto, Portugal
Event: OWASP AppSec Days Portugal 2026
When: September 23, 2026, 09:00 - 13:00 (half day)

Why AI Security Matters

The rapid adoption of AI has transformed the way organisations develop software. From intelligent assistants and code generation to customer support and business automation, LLMs are helping teams innovate faster than ever before.

However, these technologies also introduce entirely new attack surfaces.

Threats such as prompt injection, insecure plugin architectures, sensitive data exposure, model manipulation and excessive agency require a different approach to secure software development. Traditional application security practices remain essential, but they must now be extended to address the unique risks associated with AI-powered systems.

Understanding these risks is becoming an essential skill for every modern development team.

What You'll Learn

Throughout this practical, instructor-led course, participants will explore the latest guidance for securing AI applications through a combination of technical presentations, hands-on labs and real-world attack scenarios.

Topics include:

  • Foundations of AI & LLM Security
  • Prompt Injection - LLM01:2025
  • Sensitive Information Disclosure - LLM02:2025
  • Excessive Agency - LLM06:2025
  • Improper Output Handling - LLM05:2025
  • RAG Security & Data Poisoning - LLM04:2025

By the end of the course, you'll leave with practical knowledge and techniques that can be applied immediately to the development of AI-powered applications.

Learn from Fabio Cerullo

Fabio Cerullo is an internationally recognised application security expert, OWASP contributor and experienced trainer who has helped organisations around the world strengthen their secure software development practices.

His engaging teaching style combines technical depth with practical, real-world examples, giving delegates the opportunity to understand not only what the risks are, but how to defend against them in modern AI-powered environments.

Who Should Attend?

This course is ideal for:

  • Software Developers
  • Security Engineers
  • Software Architects
  • DevSecOps Engineers
  • Engineering Managers
  • Technical Leaders responsible for AI-powered products and services

Whether you're beginning to integrate LLMs into your applications or looking to strengthen your existing AI security practices, this course provides practical guidance that can be implemented immediately.

Book Your Place

AI is evolving rapidly, and so are the threats targeting AI-powered applications. Equipping your team with the knowledge to develop securely has never been more important.

If you're attending OWASP AppSec Days Portugal 2026, or simply looking to deepen your expertise in AI application security, this training is an excellent opportunity to learn from one of the industry's leading experts.

Bookings are now open.

We look forward to welcoming you to Porto this September.

Register now:Secure Coding for LLM Applications – OWASP AppSec Days Portugal 2026

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