Veronica Vashishtha

Security Analyst / SOC at British Telecom Pvt. Ltd (2024-08 – Present)

Cybersecurity professional responsible for monitoring, triaging, and investigating security threats using advanced SIEM and incident response tools.

Monitored and triaged security alerts using SIEM/SOAR platforms including Splunk, IBM QRadar, Microsoft Sentinel, Microsoft Defender, Securonix, and XSOAR, correlating multi-source logs to detect and disrupt threats.
Conducted proactive threat hunting and risk mitigation by analyzing attacker TTPs mapped to MITRE ATT&CK, identifying suspicious activity across Azure and enterprise environments.
Developed and enhanced incident response playbooks and escalation workflows, managing security tickets via Jira and ServiceNow, ensuring clear communication and rapid containment during critical incidents.
Led incident response investigations for phishing, ransomware, insider threats, malware, and endpoint alerts using tools such as ServiceNow, VirusTotal, Cisco Threat Grid, and TrendMicro AV, while also providing timely escalations to SOC leadership.

Security Analyst Intern at British Telecom Pvt. Limited (2024-01 – 2024-07)

Security intern supporting SOC operations and incident response investigations across multiple security tools and platforms.

Resolved complex security problems such as Windows authentication failures, replay attacks, brute-force attempts, and LDAP anomalies, ensuring rapid containment, operational continuity, and minimal customer impact.
Managed internal security operations for Rackspace using Microsoft Defender for Endpoint, maintaining rigorous security standards across customer environments and ensuring comprehensive threat detection and protection.
Supported BT's internal SOC operations by monitoring, investigating, and triaging phishing emails, spam campaigns, and malicious URLs, ensuring timely threat identification and response.

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