SOC Providers.com Security Operations Center providers
Find providers

By what they do

  • Monitor and notify
  • Investigate and advise
  • Contain threats
  • Co-manage the SOC
  • Run the SOC
  • All providers

By your situation

  • Endpoint security
  • Cloud workloads
  • Identity and access
  • Works with your tools
  • Small-business fit
  • Editor’s picks

By service label

  • MDR
  • MSSP
  • SOCaaS
  • Managed SIEM
  • Co-managed SOC
  • All categories
Pricing
Compare
  • All comparisons
  • MSSP vs MDR vs SOCaaS
  • Managed SOC vs MDR
  • MSSP vs managed SOC
  • SIEM vs managed SIEM vs MDR
Guides
  • What is a SOC provider?
  • MSSP vs MDR vs SOCaaS
  • Glossary
  • All guides
Last reviewed: 1 Jun 2026
  1. Home
  2. /Glossary
  3. /vCISO

vCISO

Virtual Chief Information Security Officer

Definition

A Virtual Chief Information Security Officer is an outsourced security executive who provides strategic security leadership, risk assessment, and compliance guidance on a fractional or part-time basis.

Related terms

SOC Security Operations Center MSSP Managed Security Service Provider Compliance Framework
SOC Providers.com

An independent, buyer-side directory of 24/7 SOC providers, MDR, MSSP and SOCaaS. Built and maintained editorially. Profiles, rankings and inclusion are never for sale.

Last reviewed: 1 Jun 2026

Browse

  • All providers
  • By category
  • Editor’s picks
  • Pricing

Tools

  • Comparison
  • Decision guides
  • Glossary

About

  • How we verify
  • Editorial rules
  • Corrections
  • Terms and disclaimers