Antares
Core Service
CS / 01

Virtual CISO (vCISO)

Accountable security leadership at the executive table.

What it is

A Virtual CISO engagement places a senior practitioner inside the leadership team with real decision authority. The vCISO owns strategy, holds risk posture, runs the executive and board conversation, and stays close enough to the work to know whether the program is actually moving.

It is structured leadership on a defined cadence — not coaching, not fractional consulting hours. The engagement is sized to the decisions the business needs supported.

Who it's for
  • CEOs, CFOs, and boards requiring accountable security leadership without a full-time hire
  • Mid-market and growth-stage organizations entering enterprise sales, SOC 2, or ISO 27001 cycles
  • Programs that have grown reactive and need re-anchored direction and decision rights
  • Executive teams that need an independent security voice in board and audit conversations
Outcomes

What the engagement produces.

  • 01An approved security strategy and 12–18 month investment plan the board can defend
  • 02A standing risk-decision and reporting cadence at the executive and board level
  • 03Documented risk acceptances, control trade-offs, and program ownership leadership can point to
Engagement Model
Cadence
Weekly leadership working time, standing executive cadence, and scheduled board touchpoints.
Term
6–12 month retainer engagements, re-scoped each quarter.
Model
Monthly retainer sized to the decision cadence the business needs supported.
Team
Led directly by a senior principal. No layered staffing or junior pass-through.
Discuss this engagement
FAQ

Common questions from non-security executives.

Written for CFOs, COOs, and business leaders evaluating a vCISO engagement.

01

What is a Virtual CISO (vCISO)?

A Virtual CISO is a senior security leader engaged on a fractional basis to own the cybersecurity decisions a permanent CISO would own — strategy, risk posture, control direction, and executive and board reporting. The engagement is structured around accountability, not hours.

02

How is a vCISO different from a security consultant or MSSP?

Consultants advise and produce deliverables. MSSPs sell managed services and a recurring tooling relationship. A vCISO sits inside leadership decisions, holds the program's direction, and is the accountable party for risk posture, control architecture, and the cadence the executive team and board receive. It is leadership, not advisory hours and not a service contract.

03

When does a company typically need a vCISO?

Most engagements begin at one of three points: preparing for enterprise sales or audit cycles (SOC 2, ISO 27001, HIPAA), responding to an incident or material risk finding, or replacing a security function that has grown reactive. The common need across all three is senior judgment in the room.

04

What outcomes should we expect from a vCISO engagement?

A defensible security strategy with a 12–18 month investment plan, a standing executive and board reporting cadence, and documented risk decisions with named ownership. Outcomes are agreed in scope and reviewed quarterly.

05

How does a vCISO support SOC 2 or audit readiness?

The vCISO scopes the audit, owns the control architecture, sequences remediation against the audit calendar, and represents the program directly to auditors and customer security teams. The objective is a defensible audit posture — not a check-the-box exercise.

06

Is this a fractional leadership role or project-based service?

Fractional leadership. Engagements run on a monthly retainer with defined leadership working time and standing executive and board touchpoints. Project-based work is scoped separately under Risk & Compliance, Security Operations, or Incident Response & Management.

Considering a vCISO engagement?

A 30–45 minute advisory call covers operating context, the decisions the program needs to support over the next 12 months, and whether a fractional CISO is the right structure. If a fit exists, we propose scope.