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cedric-lin

Cedric LIN

Master’s student in Cybersecurity

Enthusiastic about cybersecurity with hands-on system hardening, automation, and security standards.

FranceLuxembourgCanada
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Education
Université du Québec à Chicoutimi (UQAC)
Master’s in Computer Science, Cybersecurity
2025–2026 · Chicoutimi, Canada
Télécom Nancy — (Top 3 2026)
Master’s in Computer Science
Internet, Connected Systems and Security
2023–2026 · Nancy, France
Lycée Chaptal
Classes Préparatoires
MPSI / MP*
2021–2023 · Paris, France
Professional Experience
Wintics — Operational Security Intern
Paris, France · Jun 2025 – Aug 2025
PythonAnsible
  • Built an Ubuntu hardening automation tool using Python + Ansible, generating auditable reports for ops.
  • Implemented baseline controls aligned with CIS and ANSSI: SSH policy, auth hardening, logging, firewall defaults.
  • Authored runbooks and troubleshooting playbooks to enable operational adoption and reduce time-to-fix.
Projects
Homelab Environment
ProxmoxTerraformAnsibleWireGuardElasticsearch
  • Provisioned Proxmox workloads with Terraform (IaC) and enforced desired-state config using Ansible (idempotent playbooks, inventory-driven deployments).
  • Built a log pipeline into the Elastic Stack to support event correlation, investigation, and alert triage.
  • Implemented WireGuard remote access with key-based auth, restricted routes, and segmented services to reduce blast radius (Zero Trust + network isolation).
TryHackMe - Offensive/Defensive
Top 1%
Web Exploitation · PrivEsc · Enumeration · Detection/IR
  • Top 1% ranking with regular labs across recon/enumeration, exploitation, and post-exploitation (lateral movement, privilege escalation).
  • Documented write-ups
  • Tooling: nmap, ffuf, Burp
  • Wireshark plus log review, alert triage, and basic incident response workflow.