Tanay Ranjan

Background

About Tanay Ranjan

An articulate and analytical Security Analyst with 4+ years of strong experience in Cyber Security. Triaging Phishing by identifying attack signature through ProofPoint and performing RCA. Threat hunting to identify compromised accounts through logs obtained from O365 Security & Compliance Center and Splunk. Blocking sender, domains, hash values and Purging emails through various attack signatures. Handling security issues raised by end-users and taking proactive measures to mitigate risks. Identifying malicious domain trails in ProofPoint TAP and taking corrective actions for delivered emails via ProofPoint TRAP. Auditing the working process and performance of the team and suggesting improvements through hands on training exercises. Handling alerts related to suspicious login from unknown devices, PowerShell process and registry value modifications. Handling VPN logins alerts from multiple sources and inbound traffic from bad actors. To train the security team on cyber threats and to create and continuously improve standard operating procedures used by the SOC. Performing log and event analysis to detect and remediate Brute Force and Password Spray Attacks. Handling alerts related to Microsoft Cloud App Security and identifying compromised user accounts using impossible travel activity events. Identifying users & hostname in CrowdStrike who had reached the malicious domain through URL and attachments. To train various teams on Cyber Security process.