# Lucas Christian > Lucas Christian is a Staff Security Engineer in Enterprise Security at Databricks, based in the Greater Seattle Area. This is his personal professional website and security writing archive. His focus areas include enterprise endpoint security and Endpoint Detection and Response (EDR), SaaS Security Posture Management (SSPM), zero-trust access, security automation, architecture reviews, and technical mentoring. He holds CISSP and OSCP certifications. His experience includes Databricks, Uber, and Susquehanna International Group (SIG). ## Professional profile - [Home](https://lucaschristian.com/): Current role, professional focus, location, and links. - [About Lucas Christian](https://lucaschristian.com/about): Career background, credentials, technical focus, and community involvement. - [Resume](https://drive.google.com/file/d/1GFiR3HzvKCexj-5M4steNWDCpsjiT_j9/preview): Current resume maintained by Lucas Christian. - [LinkedIn](https://www.linkedin.com/in/lucaschristian/): Professional profile. - [GitHub](https://github.com/Zehpto): Public engineering profile. ## Selected security writing These articles document historical research and CTF work; their publication dates do not represent current employment or recently reviewed product guidance. - [Security writing archive](https://lucaschristian.com/blog): Technical articles with original publication dates. - [ISTS 16 CTF: DNS Tunneling](https://lucaschristian.com/blog/ists-16-ctf-dns-tunneling): A 2018 forensics challenge write-up. - [Configuring a Personal S/MIME Certificate](https://lucaschristian.com/blog/configuring-smime-certificate): A 2018 email certificate tutorial. - [Sniffing Cloud at Cost VNC Sessions](https://lucaschristian.com/blog/sniffing-cloud-at-cost-vnc): A 2017 security research article.