Prices can vary greatly based on features needed, support and customization requests. Knowing what you're after helps vendors give you the most fair price.
Cloud Security
Email Security
Gateway Security
Firewall
Encryption
Filtering
IP Black/White List
Threat Hunting
Threat Intelligence
Incident Triage
Incident Response & Remediation
Security Awareness Training
Security Information and Event Management (SIEM)
Security Orchestration and Automation Response (SOAR)
