Contact ACS Cyber
Talk to a Cybersecurity Expert
Book a free 30-minute consultation with our security team, or call 1-650-300-7557. ACS Cyber is the managed security services provider (MSSP) and cybersecurity division of Atlantic Computer Systems, with an in-house 24/7 SOC. We help small and midsize organizations nationwide prepare for attacks, detect threats and recover from incidents.
- Free 30-minute consultation
- Nationwide support
- 24/7 incident line
Free 30-minute consultation
Pick a time that works for you
Choose a time in the scheduler and answer a few short questions so we can prepare. In the conversation, we will cover:
- Your organization, your environment and what prompted you to reach out
- Your current security controls and IT support, and any gaps you already know about
- Obligations that shape your priorities, such as compliance requirements, client security reviews or cyber-insurance applications
- Which services, if any, fit your situation, from monitoring and response to advisory and readiness work
- A clear next step, whether or not it involves us
Prefer to talk now? Call 1-650-300-7557. For an active incident, call instead of booking.
At a glance
ACS Cyber company facts
The essentials about who we are, where we are and how to reach us.
| Topic | Details |
|---|---|
| Company | ACS Cyber, the managed security services provider (MSSP) and cybersecurity division of Atlantic Computer Systems |
| Headquarters | San Jose, California |
| Office hub | Boston |
| Service area | Nationwide support |
| 24/7 incident line | 1-650-300-7557, answered 24/7 for active incidents, including for organizations that are not yet clients |
| Consultations | Free 30-minute consultation, held online and booked on this page |
| Security operations | In-house 24/7 SOC with human-led investigation |
| Managed IT | Provided by Atlantic Computer Systems, our parent company |
Atlantic Computer Systems provides managed IT, including helpdesk, Microsoft 365 administration, cloud, networks, VoIP and IT logistics. Learn about Atlantic Computer Systems.
What happens next
From booking to a clear plan
A simple, low-pressure process built around your situation.
01
You book
Pick a time and answer a few short questions about your organization, your current IT support and your main challenge. You receive a confirmation with the meeting details.
02
We review what you share
We read your answers before the call, so the conversation starts with your situation. Please keep passwords and sensitive details out of the booking notes.
03
The 30-minute conversation
We ask about your environment, priorities and concerns, answer your questions, and share initial observations in plain business language.
04
Clear next steps, no pressure
You leave with practical recommendations. If a scoped engagement makes sense, we explain what it would involve. If it does not, we will tell you that too.
Active incident
Dealing with an active incident?
Please do not book a consultation for an emergency. Call our 24/7 incident line, and our team will help you decide what to do first. Not a client? Call anyway.
If you suspect fraudulent payments, call your bank as well. Do not send passwords, evidence or sensitive files to anyone by email or chat. If your organization was recently hacked, see how we help you recover and prevent a repeat.
Incidents we respond to
- Ransomware
- Business Email Compromise
- Account takeover
- Data exposure
- Malware
- Insider incidents
FAQ
Questions about contacting ACS Cyber
Call 1-650-300-7557 or book a free 30-minute consultation on this page. If you are dealing with an active incident, call the same number: it is our 24/7 incident line.
ACS Cyber is headquartered in San Jose, California, with an office hub in Boston, and provides nationwide support. Consultations take place online, so location is never a barrier to getting started. For managed IT, see the IT support locations of Atlantic Computer Systems, our parent company.
Call our 24/7 incident line at 1-650-300-7557 instead of booking a consultation. Not a client? Call anyway.
Our Active Incident Support page lists first steps to take right away, and Have you been compromised? explains how we contain the threat, find out what happened, work with your insurer and counsel, and help you prevent a repeat.
Yes. Our managed detection and response service is delivered by our in-house 24/7 SOC. Our SOC analysts investigate activity across endpoints, Microsoft 365, Google Workspace, Azure, AWS, firewalls, networks and servers, and take pre-approved containment actions under rules agreed with you in advance.
Yes. The 30-minute consultation is free and carries no obligation. Its purpose is to understand your situation and help you decide on a sensible next step.
If you later choose a scoped engagement, we discuss scope and pricing with you directly before any work begins.
You speak with a member of the ACS Cyber team about your environment, your priorities and your questions. Expect a practical conversation in plain language, with no obligation to buy anything.
Nothing formal. It helps to know roughly how many people and locations you support, which platforms you use, such as Microsoft 365 or Google Workspace, who provides your IT support today, and any deadlines you face, such as an insurance renewal or a client security questionnaire.
Please do not send passwords, security reports or other confidential files before or during the call.
Yes. Many organizations have capable IT staff or an IT provider but no dedicated security operations team. We work alongside them, adding 24/7 security monitoring, investigation, security leadership and readiness support where it is needed.
Atlantic Computer Systems provides managed IT, including helpdesk, Microsoft 365 administration, cloud, networks, VoIP and IT logistics. ACS Cyber is its managed security services provider (MSSP) and cybersecurity division, focused on security monitoring, incident response, advisory and readiness.
Because both are part of one organization, the security fixes we recommend can be carried through in the underlying IT. Existing Atlantic Computer Systems clients can book here or call the same number, and we coordinate with the team that already supports your environment. For day-to-day IT, Atlantic Computer Systems also provides remote IT support and helpdesk services nationwide.
We use the details you provide to prepare for the conversation and to follow up with you. Our Privacy Policy explains what we collect, how we use it and the choices you have.
Next step
Start with a conversation
Whether you need continuous monitoring, a security roadmap or help preparing for an audit or insurance renewal, a short call is the simplest way to begin. For an active incident, call our 24/7 incident line.