NDEF-AI

Portfolio

Detection Pipelines

Incident Response

Built custom detection pipelines using Splunk and MITRE ATT&CK to catch stealthy threats early in the kill chain.

A laptop displaying a dashboard with various graphs, charts, and numeric data. The screen is partially visible, showcasing sections with line graphs, financial figures, and small images. The background is blurred with a prominent red light creating a warm ambiance.

Hunting Notebooks

Developed interactive threat hunting notebooks combining endpoint and network data for proactive investigations.

A person wearing a Guy Fawkes mask is positioned near a server rack filled with blue and green cables and illuminated lights. The individual is dressed in a dark-colored suit and is close to the camera.

Hardening Baselines

Created endpoint and network hardening baselines to reduce attack surfaces and improve overall security posture.

A digital screen displaying analytical data with line graphs, histograms, and numerical values. The data is presented in a user-friendly interface with different shades of blue used to distinguish various elements.

Gallery

Snapshots of real defensive projects showcasing hands-on blue team skills.

A laptop with an open screen displaying dashboard analytics featuring charts, graphs, and numerical data related to sales and subscriptions. The interface is predominantly dark-themed with sections highlighting key performance metrics. The device shown is a MacBook Pro, indicated by the keyboard layout and branding.
A hand holding a thermal scanner is pointed towards a rack of computer servers. The servers are illuminated with blue LED lights, giving a technological and futuristic feel.
A metallic shield prominently featuring a stylized symbol in the center, with smaller shield-like shapes floating around it against a dark background. The surface of the shield and surrounding elements reflect a blueish tint, giving a modern and sleek appearance.
A modern desk setup featuring a camera lens, a tablet displaying an interface with app icons, a pair of earbuds in an open charging case, and a book titled 'Wireless and Mobile Device Security' on a shelf below.
A dimly lit desk setup featuring a computer monitor displaying a document titled 'General Hardening Guideline'. The desk has a mechanical keyboard with blue and red keys, a lamp providing light on the right side, and various small items including notes pinned to the wall, a notebook, and a cup. There is a mesh office chair in front of the desk.
Signage on a wall reads 'Cybercrime Analysis & Research Alliance @ NTU (CARA)' in bold, white letters against a dark, textured surface. A corridor with partial ceiling panels is visible, and there's some greenery in the background.

Feedback

”César’s detection pipelines transformed our SOC’s efficiency, catching threats we previously missed.”