Sinan Y. Email & Phone Number

Turkey

İstanbul, Türkiye

İstanbul, Türkiye

Blue Team Engineer at QNB FinansbankMy responsibilities:-> Researching and investigating malicious/suspicious .exes, .DLLs, attachments, and OS commands.-> Conducting static and dynamic analyses of suspicious/malicious emails.-> Investigating suspicious/malicious websites to assess potential threats.-> Utilizing User and Entity Behavior Analytics (UBA) for in-depth analysis of suspicious user activities.-> Analyzing logs from various sources, including Proxy, Exchange, Firewall, IIS-Apache, Sysmon, CyberArk, Syslog, and PowerShell, to identify and respond to potential security incidents.-> Acting promptly as an Incident Responder when required.-> Compiling seasonal Threat Hunting Reports, focusing on Advanced Persistent Threat (APT) groups and their Tactics, Techniques, and Procedures (TTPs).-> Fine-tuning Security Orchestration, Automation, and Response (SOAR) rules for enhanced efficiency.Optimizing rules on Endpoint Detection and Response (EDR) watchlists for proactive threat detection and response."

İstanbul, Türkiye

Acquired expertise in a diverse range of cybersecurity skills, including Remote Code Execution, Code Injection, Reverse Shell, YARA-Sigma Rules, ISO27001, K.V.K.K, GPDR, System Hardening, Cryptocurrency, Tempest, Linux, Windows, Powershell bypass, SSL pinning, and more.

İstanbul, Türkiye

Cyber Threat IntelligenceConducted proactive searches for leaked emails and passwords exposed on the Internet, utilizing Dork searches. Applied REGEXP patterns to identify and extract relevant data, transforming findings into .txt format with a focus on email:password combinations.