SIEM Solution

1. Businesses cannot secure without monitoring

You can deploy firewalls, antivirus, strict permissions... But without monitoring, you cannot know what is happening in the system.

SIEM (Security Information and Event Management) is a solution that helps:

• Collect security logs from the entire system: servers, switches, firewalls, AD, cloud, endpoints
• Analyze behavior – detect attacks, anomalies, unauthorized access
• Real-time alerting, support rapid incident investigation

2. Core Components of a SIEM System

Component	Function
Log Collector	Collect logs from multiple sources: Windows Event, Syslog, firewalls, VPNs, web servers...
Correlation Engine	Analyze logs, detect abnormal patterns (behavior patterns)
Alert System	Real-time alerts via email, Slack, dashboards
Dashboard & Report	Intuitive interface, event charts, statistics
Log Storage	Long-term log storage for audit & forensics

3. Benefits of Implementing SIEM

• Early attack detection: Brute-force attacks, admin takeover, data exfiltration...
• Rapid incident investigation: Trace log origins: who, where, what was accessed, when
• Limit data leaks: Detect abnormal access, large file copying
• Meet international standards: ISO 27001 (A.5.30, A.8.16), NIST CSF, GDPR
• Intuitive interface: Support internal IT to monitor and respond quickly

4. What platforms does Cyber IT Security use for SIEM?

Depending on budget and needs, we consult on:

Platform	Best For
Wazuh	Startup, SMB (Open source, low cost)
Elastic SIEM	Medium & large enterprises
Splunk	Corporations, banks, finance
FortiSIEM, QRadar	Existing Fortinet/IBM users

5. Security Standards Integration

Our SIEM solution is designed to align with international standard assessment requirements:

• ISO/IEC 27001:2022: A.5.26 – Monitoring activities, A.5.30 – Event logging, A.8.16 – Logging
• NIST CSF: Detect, Respond
• GDPR: Detect unauthorized access, log personal data access
• PCI DSS: Log storage, abnormal alerts for payment systems