<h2>Professional Experience</h2> <p>Since <strong>March 2012</strong>, I have worked as a <strong>Digital Forensics Examiner</strong>, handling a wide range of investigations, including:</p> <ul> <li>Copyright infringement </li> <li>Data breaches </li> <li>Hacking incidents (defacement, credential‑stealing malware, bitcoin‑stealing malware, cryptomalware) </li> <li>Theft of sensitive data (e.g., banking credentials) </li> <li>Tax evasion </li> <li>Money laundering </li> <li>Web fraud and financial fraud </li> </ul> <p>I have extensive experience with commercial forensic tools such as:</p> <ul> <li><strong>FTK</strong> </li> <li><strong>X‑Ways Forensics</strong> </li> <li><strong>Nuix Workstation</strong> </li> <li><strong>Magnet AXIOM</strong> </li> <li><strong>Oxygen Forensics</strong> </li> <li><strong>Cellebrite UFED Physical Analyzer</strong></li> </ul> <p>I also develop <strong>custom forensic tools</strong> when commercial solutions are insufficient.</p> <p>I have deep expertise in:</p> <ul> <li>Recovering <strong>RAID arrays</strong> without prior configuration information </li> <li>Analyzing <strong>DVR file systems</strong> (often proprietary or undocumented) </li> <li>Processing <strong>large‑scale log datasets</strong> containing millions of records </li> <li>Understanding <strong>Microsoft SQL Server storage internals</strong>, gained through extensive tax‑evasion casework </li> </ul> <hr /> <h2>Education</h2> <p>I hold a degree in <strong>Electrical and Computer Engineering</strong> from the <strong>Democritus University of Thrace, Greece</strong>.</p> <p>My <strong>master’s thesis</strong> focused on:</p> <ul> <li>Statistical properties of popular internet applications </li> <li>Stress‑testing network interface cards and saturated network links </li> <li>Identifying traffic patterns using <strong>Fourier‑based analysis</strong> </li> </ul> <hr /> <h2>Software Development & Automation</h2> <p>I develop tools capable of parsing <strong>documented and undocumented data structures</strong> directly from raw sources, including direct disk access. I also developed many forensic tools related to the file systems NTFS and BTRFS in golang.<br /> I use <strong>Python</strong> to automate repetitive tasks and to support electronic‑fraud investigations through:</p> <ul> <li>Email header analysis </li> <li>OSINT data collection </li> <li>Visualization of communication patterns </li> </ul> <hr /> <h2>Web, GUI, and Backend Development</h2> <p>I work with:</p> <ul> <li><strong>Flask</strong> for backend web development </li> <li><strong>PyQt</strong> and <strong>GTK+ 3</strong> for desktop GUI applications </li> </ul> <p>I have also developed tools for:</p> <ul> <li><strong>XML transformation</strong> </li> <li><strong>PDF report generation</strong> using XSL </li> </ul> <p>Backend technologies I have used include:</p> <ul> <li><strong>MySQL</strong> </li> <li><strong>Microsoft SQL Server</strong> </li> <li><strong>Redis</strong></li> </ul> <p>I follow established software engineering practices:</p> <ul> <li>Writing idiomatic, maintainable code </li> <li>Unit testing </li> <li>DRY</li> </ul>