CompTIA Secure Infrastructure Specialist – CSIS

CompTIA Secure Infrastructure Specialist – CSIS

CompTIA Secure Infrastructure Specialist

 – CSIS (A+ / Network+ / Security+)

CSIS is a foundational “trifecta” credential combining support, networking, and security.
Prerequisites: A+, Network+, and Security+.
Key Skills:

Full infrastructure support (hardware, OS, networking).
Implementing security controls, access management, threat detection, and basic incident response.
Secure configuration and protecting assets from internal/external threats.

2026 Relevance: Emphasizes zero-trust, ransomware defense, supply-chain security, and compliance (GDPR, NIS2). Ideal for hybrid environments.
Target Audience: IT generalists transitioning to security-aware roles (0-2 years).
Career Impact: Strong for IT Security Specialist, SOC Tier 1 Analyst, or Systems Administrator. Highly recognizable for mid-level infrastructure/security ops jobs.
Preparation Tips: Build sequentially (A+ → Network+ → Security+). Focus on real-world scenarios like configuring firewalls and vulnerability scanning.