SDN
ONOS · OpenFlow · Mininet · OVS
daniel-ghattas / cyber-ml / network-defence
Cybersecurity, machine learning, and network defence.
I build cyber and ML projects around vulnerability data, SDN control, backend APIs, and experiment logging.
current: VulnGuard SDN / ONOS + FastAPI
cybersecuritymachine learningSDNbackend APIs
vulnguard / system-map
simulated traffic
Mininet
Repeatable Mininet traffic.
packet_in -> policy_api -> decision_log
Backend
FastAPI · structured decisions · logs
ML
CVE data · TF-IDF · classical baselines
Evidence
logs · metrics · notes
portfolio / flagship-project
VulnGuard SDN
ONOS and FastAPI prototype for risk-aware network decisions.
The interesting part was not just scoring risk. It was connecting that score to a network decision path.
ONOS + OpenFlow control path
FastAPI policy service
Mininet/OVS testbed
Structured decision logs
ML-ready scoring layer
ONOSJavaFastAPIMininetOpenFlowscikit-learn
vulnguard / system-map
simulated traffic
Mininet
Repeatable Mininet traffic.
packet_in -> policy_api -> decision_log
todo
Controller path
ONOS, OpenFlow, PacketIn.
todo
Policy service
FastAPI allow/block response.
todo
Experiment output
CSV logs, screenshots, notes.
Selected projects
Selected projects
Cyber, ML, cloud, mobile, and systems work.
WorkingML
ML Vulnerability Prioritisation
Classical ML pipeline for CVE risk classification.
Pythonscikit-learnTF-IDFpandasCSV datasets
Metrics and dataset notes.
Case study→GitHub pending
CourseworkCloud
Secure Cloud Deployment
AWS-hosted booking system with EC2, RDS, IAM, S3, and monitoring evidence.
AWSEC2RDSIAMS3Monitoring
Screenshots and deployment notes.
Case study→GitHub pending
WorkingMobile
StressPilot
Android and Wear OS app for stress tracking and cooldown guidance.
AndroidKotlinWear OSRoom
Emulator screenshots and build notes.
Case study→GitHub pending
WorkingML
Jarvis
Local AI assistant experiments with Ollama and Linux automation.
LinuxShellOllamaLocal LLMs
Local model notes and UI experiments.
Case study→GitHub pending
PlannedSystems
Home Lab
Planned private lab for storage, VPN, local AI, and security practice.
LinuxDockerVPNMonitoringStorage
Planned architecture and service roadmap.
Research notes
Research notes
Short notes from the parts I had to understand properly.
Research status
VulnGuard SDN and vulnerability-aware network policy decisions
Research prototype content and evidence placeholders are tracked through Git.
VulnGuard SDN
WorkingControlled SDN lab architecture, FastAPI policy path, and evidence logging structure.
ML vulnerability prioritisation
WorkingClassical ML baselines for CVE risk classification and scoring.
Research notes
PlannedShort technical write-ups tracked as draft or planned MDX files.
Draft2026-06-02
Building an ONOS Packet Processor for Vulnerability-Aware Traffic Decisions
A practical note on packet handling, controller hooks, and policy calls.
ONOSSDNJava
Planned2026-06-02
Why CVSS Alone Is Not Enough for Network Policy
How severity, exposure, exploitability, and context affect defensive action.
CVSSRiskPolicy
Draft2026-06-02
Designing a FastAPI Policy Engine for SDN Security
API boundaries, request shape, decision responses, and logging design.
FastAPIBackendSecurity
Technical stack
Tools and domains
The tools I use across security, ML, backend, and systems work.
Cybersecurity
Vulnerability prioritisationSDN securitySecure software designOWASP awarenessCloud security basics
Machine Learning
scikit-learnTF-IDFLogistic regressionLinear SVM/SGDComplement Naive BayesModel evaluation metrics
Networking
ONOSOpenFlowMininetOpen vSwitchDocker networking
Backend
PythonFastAPIREST APIsJavaTypeScript
Systems
LinuxDockerGitShell scripting
Mobile / Cloud
AndroidWear OSAWS basics
Connect
Let's connect
I am looking for graduate and junior opportunities in cybersecurity, machine learning, secure software engineering, and network/security research.