Achieve PCI Compliance in Minutes

Get payment-ready Windows / Linux workloads fast—hardened, compliant, and backed by expert support.

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Learn More

Purchase on AWS Marketplace

Purchase on AWS Marketplace

Trusted by organizations across financial services, travel, risk underwriting, and business analytics.
Citadel secures critical payment workloads for Fortune 500 companies and beyond.

Speed and Security Combined

Launch PCI-ready environments without sacrificing performance or reliability.

RAPID DEPLOYMENT

Get Compliant Fast

With Citadel, spin up PCI-ready Linux / Windows VMs in under five minutes—dramatically cutting your compliance timeline. Traditional setups can take weeks of manual hardening, but we deliver a secure environment in mere minutes.

Start Deploying

RAPID DEPLOYMENT

Get Compliant Fast

With Citadel, spin up PCI-ready Linux / Windows VMs in under five minutes—dramatically cutting your compliance timeline. Traditional setups can take weeks of manual hardening, but we deliver a secure environment in mere minutes.

Start Deploying

RAPID DEPLOYMENT

Get Compliant Fast

With Citadel, spin up PCI-ready Linux / Windows VMs in under five minutes—dramatically cutting your compliance timeline. Traditional setups can take weeks of manual hardening, but we deliver a secure environment in mere minutes.

Start Deploying

RAPID DEPLOYMENT

Get Compliant Fast

With Citadel, spin up PCI-ready Linux / Windows VMs in under five minutes—dramatically cutting your compliance timeline. Traditional setups can take weeks of manual hardening, but we deliver a secure environment in mere minutes.

Start Deploying

COMPREHENSIVE HARDENING

Fortified for PCI

Pre-applied configurations eliminate the guesswork and labor-intensive processes needed to piece together multiple security tools. From the moment you launch, Citadel ensures a robust, fully aligned security baseline for PCI compliance.

Purchase Today

COMPREHENSIVE HARDENING

Fortified for PCI

Pre-applied configurations eliminate the guesswork and labor-intensive processes needed to piece together multiple security tools. From the moment you launch, Citadel ensures a robust, fully aligned security baseline for PCI compliance.

Purchase Today

COMPREHENSIVE HARDENING

Fortified for PCI

Pre-applied configurations eliminate the guesswork and labor-intensive processes needed to piece together multiple security tools. From the moment you launch, Citadel ensures a robust, fully aligned security baseline for PCI compliance.

Purchase Today

COMPREHENSIVE HARDENING

Fortified for PCI

Pre-applied configurations eliminate the guesswork and labor-intensive processes needed to piece together multiple security tools. From the moment you launch, Citadel ensures a robust, fully aligned security baseline for PCI compliance.

Purchase Today

DEDICATED SUPPORT

Expert Help, Anytime

You receive direct, U.S.-based assistance for rapid issue resolution, led by engineers who understand both cloud infrastructure and compliance. Unlike general-purpose support desks, our team tackles PCI concerns with agility and expertise.

Start Today

DEDICATED SUPPORT

Expert Help, Anytime

You receive direct, U.S.-based assistance for rapid issue resolution, led by engineers who understand both cloud infrastructure and compliance. Unlike general-purpose support desks, our team tackles PCI concerns with agility and expertise.

Start Today

DEDICATED SUPPORT

Expert Help, Anytime

You receive direct, U.S.-based assistance for rapid issue resolution, led by engineers who understand both cloud infrastructure and compliance. Unlike general-purpose support desks, our team tackles PCI concerns with agility and expertise.

Start Today

DEDICATED SUPPORT

Expert Help, Anytime

You receive direct, U.S.-based assistance for rapid issue resolution, led by engineers who understand both cloud infrastructure and compliance. Unlike general-purpose support desks, our team tackles PCI concerns with agility and expertise.

Start Today

INCLUDED

Powerful features tailored to your needs

From blazing-fast deployments to battle-tested security,
Citadel redefines cloud-based PCI compliance.

Automated Security Checks

Real-time scanning helps detect and prevent vulnerabilities before they become threats.

Five-Minute Setup

Shorten deployment cycles dramatically and go live faster.

Scalable Performance

Easily handle traffic spikes for payment-heavy workloads.

Frequent Image Updates

Stay ahead of emerging threats and maintain PCI alignment.

U.S.-Based Service

Expert engineers deliver fast answers to keep you moving.

Built for PCI

Rest easy with images purpose-built around strict payment card standards.

METRICS

Numbers speaking for themselves

100M+

100M+

100M+

100M+

Compute Hours Secured

5-Minute

5-Minute

5-Minute

5-Minute

Deployment Time

80%+

80%+

80%+

80%+

Faster PCI Audits

FAQ

We’ve got you covered

Is Citadel only for Windows?

Currently, yes. Citadel specializes in hardened Windows images tuned for PCI compliance.

How often are these images updated?

How does your support work?

What if I need custom configurations?

Is Citadel only for Windows?

Currently, yes. Citadel specializes in hardened Windows images tuned for PCI compliance.

How often are these images updated?

How does your support work?

What if I need custom configurations?

Is Citadel only for Windows?

Currently, yes. Citadel specializes in hardened Windows images tuned for PCI compliance.

How often are these images updated?

How does your support work?

What if I need custom configurations?

Is Citadel only for Windows?

Currently, yes. Citadel specializes in hardened Windows images tuned for PCI compliance.

How often are these images updated?

How does your support work?

What if I need custom configurations?

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Get PCI Compliant—Start Now

Launch your PCI-ready Windows VMs today and experience security without the usual hassle or delays.

Launch in AWS

Get PCI Compliant—Start Now

Launch your PCI-ready Windows VMs today and experience security without the usual hassle or delays.

Launch in AWS

Get PCI Compliant—Start Now

Launch your PCI-ready Windows VMs today and experience security without the usual hassle or delays.

Launch in AWS

Get PCI Compliant—Start Now

Launch your PCI-ready Windows VMs today and experience security without the usual hassle or delays.

Launch in AWS